./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0 --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 c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:25:03,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:25:03,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:25:03,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:25:03,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:25:03,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:25:03,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:25:03,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:25:03,420 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:25:03,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:25:03,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:25:03,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:25:03,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:25:03,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:25:03,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:25:03,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:25:03,444 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:25:03,445 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:25:03,450 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:25:03,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:25:03,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:25:03,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:25:03,466 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:25:03,467 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:25:03,474 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:25:03,475 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:25:03,475 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:25:03,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:25:03,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:25:03,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:25:03,481 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:25:03,482 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:25:03,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:25:03,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:25:03,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:25:03,488 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:25:03,489 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:25:03,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:25:03,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:25:03,490 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:25:03,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:25:03,492 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 15:25:03,525 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:25:03,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:25:03,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:25:03,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:25:03,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:25:03,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:25:03,528 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:25:03,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:25:03,529 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:25:03,529 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:25:03,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:25:03,529 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:25:03,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:25:03,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:25:03,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:25:03,530 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:25:03,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:25:03,531 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:25:03,531 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:25:03,531 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:25:03,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:25:03,532 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:25:03,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:25:03,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:25:03,533 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:25:03,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:25:03,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:25:03,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 15:25:03,534 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:25:03,534 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:25:03,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:25:03,534 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:25:03,534 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_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 [2021-11-22 15:25:03,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:25:03,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:25:03,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:25:03,854 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:25:03,855 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:25:03,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 15:25:03,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/8255ebb46/5b601cb3a4be437e9528bc3a252ef38e/FLAGc5e8740e6 [2021-11-22 15:25:04,361 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:25:04,362 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 15:25:04,370 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/8255ebb46/5b601cb3a4be437e9528bc3a252ef38e/FLAGc5e8740e6 [2021-11-22 15:25:04,386 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/8255ebb46/5b601cb3a4be437e9528bc3a252ef38e [2021-11-22 15:25:04,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:25:04,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:25:04,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:25:04,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:25:04,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:25:04,396 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,398 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56a9049f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04, skipping insertion in model container [2021-11-22 15:25:04,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:25:04,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:25:04,662 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 15:25:04,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:25:04,681 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:25:04,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 15:25:04,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:25:04,753 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:25:04,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04 WrapperNode [2021-11-22 15:25:04,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:25:04,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:25:04,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:25:04,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:25:04,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,871 INFO L137 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 386 [2021-11-22 15:25:04,872 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:25:04,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:25:04,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:25:04,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:25:04,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,938 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,945 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,955 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:25:04,967 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:25:04,968 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:25:04,968 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:25:04,969 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,979 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:25:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,007 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:25:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:25:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 15:25:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 15:25:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 15:25:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 15:25:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 15:25:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 15:25:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 15:25:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 15:25:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 15:25:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 15:25:05,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 15:25:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:25:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-22 15:25:05,061 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-22 15:25:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-22 15:25:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-22 15:25:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 15:25:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 15:25:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 15:25:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:25:05,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:25:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 15:25:05,066 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 15:25:05,179 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:25:05,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:25:05,762 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:25:06,047 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:25:06,048 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 15:25:06,051 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:25:06 BoogieIcfgContainer [2021-11-22 15:25:06,053 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:25:06,055 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:25:06,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:25:06,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:25:06,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:25:04" (1/3) ... [2021-11-22 15:25:06,061 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6548b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:25:06, skipping insertion in model container [2021-11-22 15:25:06,061 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (2/3) ... [2021-11-22 15:25:06,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce6548b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:25:06, skipping insertion in model container [2021-11-22 15:25:06,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:25:06" (3/3) ... [2021-11-22 15:25:06,064 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2021-11-22 15:25:06,073 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 15:25:06,074 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:25:06,075 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 15:25:06,075 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 15:25:06,156 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,156 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,156 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,156 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,157 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,158 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,159 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,160 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,161 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,161 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,162 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,163 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,164 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,165 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,166 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,167 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,168 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,169 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,169 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,169 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,170 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,170 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,171 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,171 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,171 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,171 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,172 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,172 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,172 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,172 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,172 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,173 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,174 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,175 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,176 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,177 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,179 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,179 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,179 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,179 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,179 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,180 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,180 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,180 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,180 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,187 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,188 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,189 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,190 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,191 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,192 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,193 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,194 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,195 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,195 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,196 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,197 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,198 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,199 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,200 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,202 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,203 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,204 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,205 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,206 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,206 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,207 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,208 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,208 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,208 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,208 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,208 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,209 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,209 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,209 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,209 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,209 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,210 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,210 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,211 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,211 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,211 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,211 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,211 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,212 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,212 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,212 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,212 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,212 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,213 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,215 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,219 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,220 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,221 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,221 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,222 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,223 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,223 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,224 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,225 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,225 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,225 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,225 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,225 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,227 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,227 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,227 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,239 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,240 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,240 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,240 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,240 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,240 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,241 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,242 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,243 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,244 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,244 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,244 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,244 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,244 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,245 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,245 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,245 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,245 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,245 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,246 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,246 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,246 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,246 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,247 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,248 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,249 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,250 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,251 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,251 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,251 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,251 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,252 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,253 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,254 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,254 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,254 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,254 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,254 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,255 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,256 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,262 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,262 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,262 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,263 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,264 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,265 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,265 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,265 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,269 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,270 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,271 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,271 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,271 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,271 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,271 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,272 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,272 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,272 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,272 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,272 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,273 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,273 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,273 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,273 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,274 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,274 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,275 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,276 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,276 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,276 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,278 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,279 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,280 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,284 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,284 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,285 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,286 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,287 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,287 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,287 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,288 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,290 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,291 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,292 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,292 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,292 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,292 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,292 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,293 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,294 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:25:06,304 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-11-22 15:25:06,376 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:25:06,384 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 15:25:06,385 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-22 15:25:06,409 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 307 places, 311 transitions, 694 flow [2021-11-22 15:25:06,553 INFO L129 PetriNetUnfolder]: 21/265 cut-off events. [2021-11-22 15:25:06,553 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-22 15:25:06,559 INFO L84 FinitePrefix]: Finished finitePrefix Result has 294 conditions, 265 events. 21/265 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 289 event pairs, 0 based on Foata normal form. 0/243 useless extension candidates. Maximal degree in co-relation 225. Up to 3 conditions per place. [2021-11-22 15:25:06,559 INFO L82 GeneralOperation]: Start removeDead. Operand has 307 places, 311 transitions, 694 flow [2021-11-22 15:25:06,567 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 254 places, 256 transitions, 560 flow [2021-11-22 15:25:06,622 INFO L129 PetriNetUnfolder]: 21/255 cut-off events. [2021-11-22 15:25:06,622 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-22 15:25:06,622 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:06,623 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:06,624 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:06,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:06,629 INFO L85 PathProgramCache]: Analyzing trace with hash -159823128, now seen corresponding path program 1 times [2021-11-22 15:25:06,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:06,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269877078] [2021-11-22 15:25:06,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:06,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:06,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:06,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:06,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269877078] [2021-11-22 15:25:06,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269877078] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:25:06,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:25:06,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 15:25:06,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152545949] [2021-11-22 15:25:06,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:06,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 15:25:06,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:06,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 15:25:06,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:25:06,988 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 264 out of 315 [2021-11-22 15:25:06,995 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 256 transitions, 560 flow. Second operand has 2 states, 2 states have (on average 273.5) internal successors, (547), 2 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:06,995 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:06,995 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 264 of 315 [2021-11-22 15:25:06,997 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:07,442 INFO L129 PetriNetUnfolder]: 409/1072 cut-off events. [2021-11-22 15:25:07,443 INFO L130 PetriNetUnfolder]: For 345/355 co-relation queries the response was YES. [2021-11-22 15:25:07,450 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1956 conditions, 1072 events. 409/1072 cut-off events. For 345/355 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 4702 event pairs, 192 based on Foata normal form. 170/1111 useless extension candidates. Maximal degree in co-relation 1710. Up to 553 conditions per place. [2021-11-22 15:25:07,465 INFO L132 encePairwiseOnDemand]: 303/315 looper letters, 26 selfloop transitions, 0 changer transitions 5/244 dead transitions. [2021-11-22 15:25:07,466 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 244 transitions, 588 flow [2021-11-22 15:25:07,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 15:25:07,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-22 15:25:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 566 transitions. [2021-11-22 15:25:07,489 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8984126984126984 [2021-11-22 15:25:07,489 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 566 transitions. [2021-11-22 15:25:07,490 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 566 transitions. [2021-11-22 15:25:07,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:07,497 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 566 transitions. [2021-11-22 15:25:07,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 283.0) internal successors, (566), 2 states have internal predecessors, (566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:07,514 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:07,515 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 315.0) internal successors, (945), 3 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:07,516 INFO L186 Difference]: Start difference. First operand has 254 places, 256 transitions, 560 flow. Second operand 2 states and 566 transitions. [2021-11-22 15:25:07,517 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 244 transitions, 588 flow [2021-11-22 15:25:07,526 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 243 places, 244 transitions, 556 flow, removed 0 selfloop flow, removed 12 redundant places. [2021-11-22 15:25:07,534 INFO L242 Difference]: Finished difference. Result has 243 places, 239 transitions, 494 flow [2021-11-22 15:25:07,536 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=504, PETRI_DIFFERENCE_MINUEND_PLACES=242, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=244, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=244, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=494, PETRI_PLACES=243, PETRI_TRANSITIONS=239} [2021-11-22 15:25:07,541 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, -11 predicate places. [2021-11-22 15:25:07,541 INFO L470 AbstractCegarLoop]: Abstraction has has 243 places, 239 transitions, 494 flow [2021-11-22 15:25:07,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 273.5) internal successors, (547), 2 states have internal predecessors, (547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:07,542 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:07,542 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:07,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 15:25:07,543 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:07,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1416683929, now seen corresponding path program 1 times [2021-11-22 15:25:07,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:07,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739235048] [2021-11-22 15:25:07,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:07,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:08,641 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:08,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739235048] [2021-11-22 15:25:08,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739235048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:25:08,642 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:25:08,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-22 15:25:08,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164073876] [2021-11-22 15:25:08,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:08,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 15:25:08,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:08,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 15:25:08,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-11-22 15:25:08,651 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 208 out of 315 [2021-11-22 15:25:08,657 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 243 places, 239 transitions, 494 flow. Second operand has 13 states, 13 states have (on average 212.46153846153845) internal successors, (2762), 13 states have internal predecessors, (2762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:08,658 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:08,658 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 208 of 315 [2021-11-22 15:25:08,658 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:11,620 INFO L129 PetriNetUnfolder]: 2512/6046 cut-off events. [2021-11-22 15:25:11,620 INFO L130 PetriNetUnfolder]: For 512/528 co-relation queries the response was YES. [2021-11-22 15:25:11,641 INFO L84 FinitePrefix]: Finished finitePrefix Result has 10095 conditions, 6046 events. 2512/6046 cut-off events. For 512/528 co-relation queries the response was YES. Maximal size of possible extension queue 191. Compared 47064 event pairs, 445 based on Foata normal form. 52/5338 useless extension candidates. Maximal degree in co-relation 10092. Up to 780 conditions per place. [2021-11-22 15:25:11,685 INFO L132 encePairwiseOnDemand]: 297/315 looper letters, 179 selfloop transitions, 16 changer transitions 145/504 dead transitions. [2021-11-22 15:25:11,686 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 258 places, 504 transitions, 1824 flow [2021-11-22 15:25:11,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 15:25:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-22 15:25:11,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4713 transitions. [2021-11-22 15:25:11,702 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7124716553287982 [2021-11-22 15:25:11,702 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4713 transitions. [2021-11-22 15:25:11,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4713 transitions. [2021-11-22 15:25:11,706 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:11,707 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4713 transitions. [2021-11-22 15:25:11,724 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 224.42857142857142) internal successors, (4713), 21 states have internal predecessors, (4713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:11,747 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 315.0) internal successors, (6930), 22 states have internal predecessors, (6930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:11,754 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 315.0) internal successors, (6930), 22 states have internal predecessors, (6930), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:11,754 INFO L186 Difference]: Start difference. First operand has 243 places, 239 transitions, 494 flow. Second operand 21 states and 4713 transitions. [2021-11-22 15:25:11,754 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 258 places, 504 transitions, 1824 flow [2021-11-22 15:25:11,760 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 258 places, 504 transitions, 1824 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 15:25:11,776 INFO L242 Difference]: Finished difference. Result has 269 places, 250 transitions, 596 flow [2021-11-22 15:25:11,777 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=494, PETRI_DIFFERENCE_MINUEND_PLACES=238, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=239, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=596, PETRI_PLACES=269, PETRI_TRANSITIONS=250} [2021-11-22 15:25:11,778 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 15 predicate places. [2021-11-22 15:25:11,778 INFO L470 AbstractCegarLoop]: Abstraction has has 269 places, 250 transitions, 596 flow [2021-11-22 15:25:11,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 212.46153846153845) internal successors, (2762), 13 states have internal predecessors, (2762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:11,781 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:11,782 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:11,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 15:25:11,782 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:11,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:11,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1641004614, now seen corresponding path program 1 times [2021-11-22 15:25:11,783 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:11,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008422074] [2021-11-22 15:25:11,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:11,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:12,426 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:12,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008422074] [2021-11-22 15:25:12,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008422074] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:12,426 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707196787] [2021-11-22 15:25:12,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:12,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:12,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:12,430 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:25:12,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 15:25:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:12,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 547 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 15:25:12,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:13,766 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:25:14,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:14,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707196787] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:25:14,303 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 15:25:14,304 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 31 [2021-11-22 15:25:14,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913922163] [2021-11-22 15:25:14,304 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 15:25:14,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-22 15:25:14,306 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:14,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-22 15:25:14,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=837, Unknown=0, NotChecked=0, Total=930 [2021-11-22 15:25:14,316 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 315 [2021-11-22 15:25:14,328 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 269 places, 250 transitions, 596 flow. Second operand has 31 states, 31 states have (on average 208.48387096774192) internal successors, (6463), 31 states have internal predecessors, (6463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:14,329 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:14,329 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 315 [2021-11-22 15:25:14,329 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:24,604 INFO L129 PetriNetUnfolder]: 6768/15459 cut-off events. [2021-11-22 15:25:24,605 INFO L130 PetriNetUnfolder]: For 6002/6002 co-relation queries the response was YES. [2021-11-22 15:25:24,711 INFO L84 FinitePrefix]: Finished finitePrefix Result has 30046 conditions, 15459 events. 6768/15459 cut-off events. For 6002/6002 co-relation queries the response was YES. Maximal size of possible extension queue 525. Compared 139746 event pairs, 355 based on Foata normal form. 107/13712 useless extension candidates. Maximal degree in co-relation 30031. Up to 1332 conditions per place. [2021-11-22 15:25:24,841 INFO L132 encePairwiseOnDemand]: 290/315 looper letters, 548 selfloop transitions, 89 changer transitions 504/1301 dead transitions. [2021-11-22 15:25:24,841 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 1301 transitions, 6247 flow [2021-11-22 15:25:24,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-11-22 15:25:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2021-11-22 15:25:24,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 18500 transitions. [2021-11-22 15:25:24,909 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6909430438842203 [2021-11-22 15:25:24,909 INFO L72 ComplementDD]: Start complementDD. Operand 85 states and 18500 transitions. [2021-11-22 15:25:24,909 INFO L73 IsDeterministic]: Start isDeterministic. Operand 85 states and 18500 transitions. [2021-11-22 15:25:24,925 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:24,925 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 85 states and 18500 transitions. [2021-11-22 15:25:24,986 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 86 states, 85 states have (on average 217.64705882352942) internal successors, (18500), 85 states have internal predecessors, (18500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:25,061 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 86 states, 86 states have (on average 315.0) internal successors, (27090), 86 states have internal predecessors, (27090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:25,083 INFO L81 ComplementDD]: Finished complementDD. Result has 86 states, 86 states have (on average 315.0) internal successors, (27090), 86 states have internal predecessors, (27090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:25,084 INFO L186 Difference]: Start difference. First operand has 269 places, 250 transitions, 596 flow. Second operand 85 states and 18500 transitions. [2021-11-22 15:25:25,084 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 1301 transitions, 6247 flow [2021-11-22 15:25:25,303 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 334 places, 1301 transitions, 5667 flow, removed 288 selfloop flow, removed 8 redundant places. [2021-11-22 15:25:25,323 INFO L242 Difference]: Finished difference. Result has 396 places, 323 transitions, 1303 flow [2021-11-22 15:25:25,324 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=564, PETRI_DIFFERENCE_MINUEND_PLACES=250, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=226, PETRI_DIFFERENCE_SUBTRAHEND_STATES=85, PETRI_FLOW=1303, PETRI_PLACES=396, PETRI_TRANSITIONS=323} [2021-11-22 15:25:25,327 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 142 predicate places. [2021-11-22 15:25:25,327 INFO L470 AbstractCegarLoop]: Abstraction has has 396 places, 323 transitions, 1303 flow [2021-11-22 15:25:25,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 208.48387096774192) internal successors, (6463), 31 states have internal predecessors, (6463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:25,329 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:25,330 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:25,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:25,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:25,558 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:25,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:25,558 INFO L85 PathProgramCache]: Analyzing trace with hash 131860351, now seen corresponding path program 1 times [2021-11-22 15:25:25,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:25,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625180740] [2021-11-22 15:25:25,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:25,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:25,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:25:25,943 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:25,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625180740] [2021-11-22 15:25:25,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625180740] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:25:25,948 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:25:25,948 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 15:25:25,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711185258] [2021-11-22 15:25:25,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:25,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 15:25:25,949 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:25,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 15:25:25,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-11-22 15:25:25,953 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 315 [2021-11-22 15:25:25,956 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 396 places, 323 transitions, 1303 flow. Second operand has 10 states, 10 states have (on average 232.5) internal successors, (2325), 10 states have internal predecessors, (2325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:25,956 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:25,957 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 315 [2021-11-22 15:25:25,957 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:28,940 INFO L129 PetriNetUnfolder]: 4169/10826 cut-off events. [2021-11-22 15:25:28,940 INFO L130 PetriNetUnfolder]: For 50684/50811 co-relation queries the response was YES. [2021-11-22 15:25:29,070 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29980 conditions, 10826 events. 4169/10826 cut-off events. For 50684/50811 co-relation queries the response was YES. Maximal size of possible extension queue 328. Compared 98843 event pairs, 712 based on Foata normal form. 19/9503 useless extension candidates. Maximal degree in co-relation 29908. Up to 3172 conditions per place. [2021-11-22 15:25:29,162 INFO L132 encePairwiseOnDemand]: 302/315 looper letters, 192 selfloop transitions, 28 changer transitions 8/419 dead transitions. [2021-11-22 15:25:29,162 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 346 places, 419 transitions, 2238 flow [2021-11-22 15:25:29,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 15:25:29,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-22 15:25:29,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2411 transitions. [2021-11-22 15:25:29,167 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7653968253968254 [2021-11-22 15:25:29,167 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2411 transitions. [2021-11-22 15:25:29,167 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2411 transitions. [2021-11-22 15:25:29,169 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:29,169 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2411 transitions. [2021-11-22 15:25:29,173 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 241.1) internal successors, (2411), 10 states have internal predecessors, (2411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:29,179 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 315.0) internal successors, (3465), 11 states have internal predecessors, (3465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:29,180 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 315.0) internal successors, (3465), 11 states have internal predecessors, (3465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:29,180 INFO L186 Difference]: Start difference. First operand has 396 places, 323 transitions, 1303 flow. Second operand 10 states and 2411 transitions. [2021-11-22 15:25:29,180 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 346 places, 419 transitions, 2238 flow [2021-11-22 15:25:29,642 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 302 places, 419 transitions, 2044 flow, removed 80 selfloop flow, removed 44 redundant places. [2021-11-22 15:25:29,651 INFO L242 Difference]: Finished difference. Result has 307 places, 337 transitions, 1315 flow [2021-11-22 15:25:29,652 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=1143, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=323, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=14, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=302, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1315, PETRI_PLACES=307, PETRI_TRANSITIONS=337} [2021-11-22 15:25:29,654 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 53 predicate places. [2021-11-22 15:25:29,654 INFO L470 AbstractCegarLoop]: Abstraction has has 307 places, 337 transitions, 1315 flow [2021-11-22 15:25:29,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 232.5) internal successors, (2325), 10 states have internal predecessors, (2325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:29,655 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:29,656 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:29,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 15:25:29,656 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:29,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:29,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1510950453, now seen corresponding path program 2 times [2021-11-22 15:25:29,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:29,657 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027695591] [2021-11-22 15:25:29,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:29,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:30,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:25:30,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:30,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027695591] [2021-11-22 15:25:30,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027695591] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:25:30,014 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:25:30,014 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 15:25:30,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731902220] [2021-11-22 15:25:30,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:30,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 15:25:30,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:30,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 15:25:30,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-22 15:25:30,018 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 228 out of 315 [2021-11-22 15:25:30,021 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 337 transitions, 1315 flow. Second operand has 10 states, 10 states have (on average 232.5) internal successors, (2325), 10 states have internal predecessors, (2325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:30,022 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:30,022 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 228 of 315 [2021-11-22 15:25:30,022 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:32,594 INFO L129 PetriNetUnfolder]: 4137/10717 cut-off events. [2021-11-22 15:25:32,594 INFO L130 PetriNetUnfolder]: For 21361/21501 co-relation queries the response was YES. [2021-11-22 15:25:32,694 INFO L84 FinitePrefix]: Finished finitePrefix Result has 27848 conditions, 10717 events. 4137/10717 cut-off events. For 21361/21501 co-relation queries the response was YES. Maximal size of possible extension queue 322. Compared 97465 event pairs, 620 based on Foata normal form. 38/9393 useless extension candidates. Maximal degree in co-relation 27808. Up to 3170 conditions per place. [2021-11-22 15:25:32,803 INFO L132 encePairwiseOnDemand]: 302/315 looper letters, 184 selfloop transitions, 30 changer transitions 8/413 dead transitions. [2021-11-22 15:25:32,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 413 transitions, 2147 flow [2021-11-22 15:25:32,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 15:25:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-22 15:25:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2405 transitions. [2021-11-22 15:25:32,809 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7634920634920634 [2021-11-22 15:25:32,809 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2405 transitions. [2021-11-22 15:25:32,809 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2405 transitions. [2021-11-22 15:25:32,811 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:32,811 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2405 transitions. [2021-11-22 15:25:32,817 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 240.5) internal successors, (2405), 10 states have internal predecessors, (2405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:32,822 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 315.0) internal successors, (3465), 11 states have internal predecessors, (3465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:32,824 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 315.0) internal successors, (3465), 11 states have internal predecessors, (3465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:32,824 INFO L186 Difference]: Start difference. First operand has 307 places, 337 transitions, 1315 flow. Second operand 10 states and 2405 transitions. [2021-11-22 15:25:32,824 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 413 transitions, 2147 flow [2021-11-22 15:25:32,969 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 304 places, 413 transitions, 2038 flow, removed 44 selfloop flow, removed 9 redundant places. [2021-11-22 15:25:32,976 INFO L242 Difference]: Finished difference. Result has 308 places, 338 transitions, 1329 flow [2021-11-22 15:25:32,976 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=1232, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=337, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=27, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=309, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=1329, PETRI_PLACES=308, PETRI_TRANSITIONS=338} [2021-11-22 15:25:32,980 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 54 predicate places. [2021-11-22 15:25:32,980 INFO L470 AbstractCegarLoop]: Abstraction has has 308 places, 338 transitions, 1329 flow [2021-11-22 15:25:32,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 232.5) internal successors, (2325), 10 states have internal predecessors, (2325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:32,981 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:32,981 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:32,982 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 15:25:32,982 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:32,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:32,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1093018381, now seen corresponding path program 1 times [2021-11-22 15:25:32,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:32,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238754152] [2021-11-22 15:25:32,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:32,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:33,568 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:33,569 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:33,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238754152] [2021-11-22 15:25:33,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238754152] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:33,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [535754156] [2021-11-22 15:25:33,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:33,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:33,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:33,577 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:25:33,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 15:25:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:33,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 15:25:33,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:25:34,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:25:35,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:25:35,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [535754156] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:25:35,097 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 15:25:35,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11, 11] total 29 [2021-11-22 15:25:35,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061344581] [2021-11-22 15:25:35,105 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 15:25:35,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-22 15:25:35,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:35,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-22 15:25:35,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=700, Unknown=0, NotChecked=0, Total=812 [2021-11-22 15:25:35,114 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 315 [2021-11-22 15:25:35,120 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 338 transitions, 1329 flow. Second operand has 29 states, 29 states have (on average 207.93103448275863) internal successors, (6030), 29 states have internal predecessors, (6030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:35,121 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:35,121 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 315 [2021-11-22 15:25:35,121 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:41,521 INFO L129 PetriNetUnfolder]: 6938/16197 cut-off events. [2021-11-22 15:25:41,521 INFO L130 PetriNetUnfolder]: For 40665/40666 co-relation queries the response was YES. [2021-11-22 15:25:41,657 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44589 conditions, 16197 events. 6938/16197 cut-off events. For 40665/40666 co-relation queries the response was YES. Maximal size of possible extension queue 539. Compared 149422 event pairs, 709 based on Foata normal form. 162/14548 useless extension candidates. Maximal degree in co-relation 44551. Up to 2594 conditions per place. [2021-11-22 15:25:41,776 INFO L132 encePairwiseOnDemand]: 289/315 looper letters, 374 selfloop transitions, 74 changer transitions 171/778 dead transitions. [2021-11-22 15:25:41,777 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 337 places, 778 transitions, 4914 flow [2021-11-22 15:25:41,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-22 15:25:41,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2021-11-22 15:25:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 7854 transitions. [2021-11-22 15:25:41,792 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6925925925925925 [2021-11-22 15:25:41,792 INFO L72 ComplementDD]: Start complementDD. Operand 36 states and 7854 transitions. [2021-11-22 15:25:41,792 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 7854 transitions. [2021-11-22 15:25:41,797 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:41,797 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 36 states and 7854 transitions. [2021-11-22 15:25:41,813 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 37 states, 36 states have (on average 218.16666666666666) internal successors, (7854), 36 states have internal predecessors, (7854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:41,833 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 37 states, 37 states have (on average 315.0) internal successors, (11655), 37 states have internal predecessors, (11655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:41,837 INFO L81 ComplementDD]: Finished complementDD. Result has 37 states, 37 states have (on average 315.0) internal successors, (11655), 37 states have internal predecessors, (11655), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:41,837 INFO L186 Difference]: Start difference. First operand has 308 places, 338 transitions, 1329 flow. Second operand 36 states and 7854 transitions. [2021-11-22 15:25:41,838 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 337 places, 778 transitions, 4914 flow [2021-11-22 15:25:42,062 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 328 places, 778 transitions, 4762 flow, removed 46 selfloop flow, removed 9 redundant places. [2021-11-22 15:25:42,075 INFO L242 Difference]: Finished difference. Result has 348 places, 341 transitions, 1614 flow [2021-11-22 15:25:42,076 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=1225, PETRI_DIFFERENCE_MINUEND_PLACES=293, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=330, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=51, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=36, PETRI_FLOW=1614, PETRI_PLACES=348, PETRI_TRANSITIONS=341} [2021-11-22 15:25:42,080 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 94 predicate places. [2021-11-22 15:25:42,080 INFO L470 AbstractCegarLoop]: Abstraction has has 348 places, 341 transitions, 1614 flow [2021-11-22 15:25:42,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 207.93103448275863) internal successors, (6030), 29 states have internal predecessors, (6030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:42,082 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:42,083 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:42,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:42,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:42,298 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:42,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:42,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1216078100, now seen corresponding path program 2 times [2021-11-22 15:25:42,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:42,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020726929] [2021-11-22 15:25:42,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:42,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:42,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:42,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:42,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020726929] [2021-11-22 15:25:42,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020726929] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:42,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [451455137] [2021-11-22 15:25:42,620 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:25:42,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:42,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:42,621 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:25:42,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 15:25:42,815 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 15:25:42,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:25:42,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 15:25:42,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:43,710 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:43,711 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:25:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:44,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [451455137] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:44,330 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:25:44,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13, 13] total 28 [2021-11-22 15:25:44,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038681090] [2021-11-22 15:25:44,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:44,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 15:25:44,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:44,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 15:25:44,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=627, Unknown=0, NotChecked=0, Total=756 [2021-11-22 15:25:44,337 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 315 [2021-11-22 15:25:44,340 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 348 places, 341 transitions, 1614 flow. Second operand has 13 states, 13 states have (on average 220.69230769230768) internal successors, (2869), 13 states have internal predecessors, (2869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:44,340 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:44,340 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 315 [2021-11-22 15:25:44,340 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:47,590 INFO L129 PetriNetUnfolder]: 5479/12684 cut-off events. [2021-11-22 15:25:47,590 INFO L130 PetriNetUnfolder]: For 53747/53813 co-relation queries the response was YES. [2021-11-22 15:25:47,730 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39465 conditions, 12684 events. 5479/12684 cut-off events. For 53747/53813 co-relation queries the response was YES. Maximal size of possible extension queue 389. Compared 113026 event pairs, 1037 based on Foata normal form. 30/11101 useless extension candidates. Maximal degree in co-relation 39412. Up to 6779 conditions per place. [2021-11-22 15:25:47,949 INFO L132 encePairwiseOnDemand]: 300/315 looper letters, 146 selfloop transitions, 24 changer transitions 49/392 dead transitions. [2021-11-22 15:25:47,949 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 344 places, 392 transitions, 2349 flow [2021-11-22 15:25:47,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-22 15:25:47,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-11-22 15:25:47,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 3146 transitions. [2021-11-22 15:25:47,954 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7133786848072562 [2021-11-22 15:25:47,955 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 3146 transitions. [2021-11-22 15:25:47,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 3146 transitions. [2021-11-22 15:25:47,956 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:47,956 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 3146 transitions. [2021-11-22 15:25:47,962 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 224.71428571428572) internal successors, (3146), 14 states have internal predecessors, (3146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:47,969 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 315.0) internal successors, (4725), 15 states have internal predecessors, (4725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:47,970 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 315.0) internal successors, (4725), 15 states have internal predecessors, (4725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:47,970 INFO L186 Difference]: Start difference. First operand has 348 places, 341 transitions, 1614 flow. Second operand 14 states and 3146 transitions. [2021-11-22 15:25:47,970 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 344 places, 392 transitions, 2349 flow [2021-11-22 15:25:48,212 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 321 places, 392 transitions, 2164 flow, removed 55 selfloop flow, removed 23 redundant places. [2021-11-22 15:25:48,218 INFO L242 Difference]: Finished difference. Result has 322 places, 323 transitions, 1313 flow [2021-11-22 15:25:48,219 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=1385, PETRI_DIFFERENCE_MINUEND_PLACES=308, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=334, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=23, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=310, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=1313, PETRI_PLACES=322, PETRI_TRANSITIONS=323} [2021-11-22 15:25:48,220 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 68 predicate places. [2021-11-22 15:25:48,220 INFO L470 AbstractCegarLoop]: Abstraction has has 322 places, 323 transitions, 1313 flow [2021-11-22 15:25:48,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 220.69230769230768) internal successors, (2869), 13 states have internal predecessors, (2869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:48,221 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:48,222 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:48,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:48,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-22 15:25:48,437 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:48,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:48,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1755744174, now seen corresponding path program 1 times [2021-11-22 15:25:48,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:48,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956456857] [2021-11-22 15:25:48,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:48,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:49,013 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:49,013 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:49,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956456857] [2021-11-22 15:25:49,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956456857] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:49,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869432599] [2021-11-22 15:25:49,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:49,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:49,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:49,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:25:49,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 15:25:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:49,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 15:25:49,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 15:25:50,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:25:51,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 15:25:51,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [869432599] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:25:51,041 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 15:25:51,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 31 [2021-11-22 15:25:51,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916134759] [2021-11-22 15:25:51,042 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 15:25:51,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-11-22 15:25:51,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:51,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-11-22 15:25:51,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=841, Unknown=0, NotChecked=0, Total=930 [2021-11-22 15:25:51,056 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 315 [2021-11-22 15:25:51,063 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 322 places, 323 transitions, 1313 flow. Second operand has 31 states, 31 states have (on average 207.90322580645162) internal successors, (6445), 31 states have internal predecessors, (6445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:51,063 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:25:51,063 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 315 [2021-11-22 15:25:51,063 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:25:56,364 INFO L129 PetriNetUnfolder]: 6462/14344 cut-off events. [2021-11-22 15:25:56,364 INFO L130 PetriNetUnfolder]: For 45302/45309 co-relation queries the response was YES. [2021-11-22 15:25:56,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 41213 conditions, 14344 events. 6462/14344 cut-off events. For 45302/45309 co-relation queries the response was YES. Maximal size of possible extension queue 462. Compared 126780 event pairs, 521 based on Foata normal form. 60/12683 useless extension candidates. Maximal degree in co-relation 41173. Up to 2586 conditions per place. [2021-11-22 15:25:56,702 INFO L132 encePairwiseOnDemand]: 292/315 looper letters, 278 selfloop transitions, 54 changer transitions 111/602 dead transitions. [2021-11-22 15:25:56,702 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 342 places, 602 transitions, 3698 flow [2021-11-22 15:25:56,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 15:25:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-22 15:25:56,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 6469 transitions. [2021-11-22 15:25:56,712 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6845502645502646 [2021-11-22 15:25:56,712 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 6469 transitions. [2021-11-22 15:25:56,712 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 6469 transitions. [2021-11-22 15:25:56,715 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:25:56,715 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 6469 transitions. [2021-11-22 15:25:56,726 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 215.63333333333333) internal successors, (6469), 30 states have internal predecessors, (6469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:56,738 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 315.0) internal successors, (9765), 31 states have internal predecessors, (9765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:56,740 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 315.0) internal successors, (9765), 31 states have internal predecessors, (9765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:56,740 INFO L186 Difference]: Start difference. First operand has 322 places, 323 transitions, 1313 flow. Second operand 30 states and 6469 transitions. [2021-11-22 15:25:56,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 342 places, 602 transitions, 3698 flow [2021-11-22 15:25:56,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 323 places, 602 transitions, 3418 flow, removed 104 selfloop flow, removed 19 redundant places. [2021-11-22 15:25:56,944 INFO L242 Difference]: Finished difference. Result has 335 places, 321 transitions, 1349 flow [2021-11-22 15:25:56,945 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=315, PETRI_DIFFERENCE_MINUEND_FLOW=1188, PETRI_DIFFERENCE_MINUEND_PLACES=294, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=319, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=52, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=1349, PETRI_PLACES=335, PETRI_TRANSITIONS=321} [2021-11-22 15:25:56,945 INFO L334 CegarLoopForPetriNet]: 254 programPoint places, 81 predicate places. [2021-11-22 15:25:56,946 INFO L470 AbstractCegarLoop]: Abstraction has has 335 places, 321 transitions, 1349 flow [2021-11-22 15:25:56,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 207.90322580645162) internal successors, (6445), 31 states have internal predecessors, (6445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:25:56,947 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:25:56,947 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:25:56,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:57,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-22 15:25:57,149 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err2INUSE_VIOLATION, thread1Err6INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:25:57,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:57,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1964237446, now seen corresponding path program 1 times [2021-11-22 15:25:57,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:57,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591649916] [2021-11-22 15:25:57,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:57,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:58,932 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:58,933 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:58,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591649916] [2021-11-22 15:25:58,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591649916] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 15:25:58,933 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194211508] [2021-11-22 15:25:58,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:58,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:25:58,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:58,941 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 15:25:58,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-22 15:25:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:59,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 115 conjunts are in the unsatisfiable core [2021-11-22 15:25:59,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:26:00,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 15:26:01,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 15:26:01,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 15:26:02,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 15:26:02,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 15:26:02,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-22 15:26:02,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-22 15:26:03,494 INFO L354 Elim1Store]: treesize reduction 14, result has 17.6 percent of original size [2021-11-22 15:26:03,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 12 [2021-11-22 15:26:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:26:04,604 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:31:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 15:31:02,773 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194211508] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:31:02,773 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 15:31:02,773 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 42, 26] total 84 [2021-11-22 15:31:02,773 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496861034] [2021-11-22 15:31:02,773 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 15:31:02,774 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2021-11-22 15:31:02,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:31:02,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-11-22 15:31:02,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=585, Invalid=6264, Unknown=123, NotChecked=0, Total=6972 [2021-11-22 15:31:02,786 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 155 out of 315 [2021-11-22 15:31:02,793 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 335 places, 321 transitions, 1349 flow. Second operand has 84 states, 84 states have (on average 158.61904761904762) internal successors, (13324), 84 states have internal predecessors, (13324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:31:02,793 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:31:02,794 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 155 of 315 [2021-11-22 15:31:02,794 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:31:31,317 WARN L227 SmtUtils]: Spent 15.39s on a formula simplification. DAG size of input: 103 DAG size of output: 93 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 15:34:50,455 WARN L227 SmtUtils]: Spent 1.83m on a formula simplification. DAG size of input: 143 DAG size of output: 135 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-11-22 15:35:25,475 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-11-22 15:35:25,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-11-22 15:35:25,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-11-22 15:35:25,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:25,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 15:35:25,678 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:260) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.checkSat(ManagedScript.java:139) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.MonolithicImplicationChecker.checkImplication(MonolithicImplicationChecker.java:85) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.compare(PredicateUnifier.java:899) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier$PredicateComparison.(PredicateUnifier.java:773) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate(PredicateUnifier.java:345) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:388) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicateForConjunction(PredicateUnifier.java:229) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.getOrConstructPredicate(DeterministicInterpolantAutomaton.java:282) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.constructSuccessorsAndTransitions(DeterministicInterpolantAutomaton.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.NestedWordAutomataUtils.getSuccessorState(NestedWordAutomataUtils.java:483) at de.uni_freiburg.informatik.ultimate.automata.petrinet.operations.DifferencePetriNet$DifferenceSuccessorTransitionProvider.getOrConstructTransition(DifferencePetriNet.java:452) at de.uni_freiburg.informatik.ultimate.automata.petrinet.operations.DifferencePetriNet$DifferenceSuccessorTransitionProvider.getTransitions(DifferencePetriNet.java:433) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PossibleExtensions.addFullyInstantiatedCandidate(PossibleExtensions.java:171) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PossibleExtensions.evolveCandidate(PossibleExtensions.java:197) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PossibleExtensions.evolveCandidate(PossibleExtensions.java:212) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PossibleExtensions.update(PossibleExtensions.java:137) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolder.computeUnfoldingHelper(PetriNetUnfolder.java:208) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolder.computeUnfolding(PetriNetUnfolder.java:167) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.PetriNetUnfolder.(PetriNetUnfolder.java:128) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:76) at de.uni_freiburg.informatik.ultimate.automata.petrinet.unfolding.FinitePrefix.(FinitePrefix.java:65) at de.uni_freiburg.informatik.ultimate.automata.petrinet.operations.DifferencePairwiseOnDemand.(DifferencePairwiseOnDemand.java:120) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.enhanceAnddeterminizeInterpolantAutomaton(CegarLoopForPetriNet.java:509) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.refineAbstraction(CegarLoopForPetriNet.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:237) ... 53 more [2021-11-22 15:35:25,681 INFO L158 Benchmark]: Toolchain (without parser) took 621290.63ms. Allocated memory was 102.8MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 70.7MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2021-11-22 15:35:25,681 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:35:25,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.21ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 75.6MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:35:25,682 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.72ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 15:35:25,683 INFO L158 Benchmark]: Boogie Preprocessor took 93.71ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 70.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:35:25,683 INFO L158 Benchmark]: RCFGBuilder took 1085.64ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 69.8MB in the beginning and 98.3MB in the end (delta: -28.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-22 15:35:25,684 INFO L158 Benchmark]: TraceAbstraction took 619624.64ms. Allocated memory was 132.1MB in the beginning and 7.5GB in the end (delta: 7.3GB). Free memory was 97.5MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2021-11-22 15:35:25,687 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.21ms. Allocated memory is still 102.8MB. Free memory was 70.7MB in the beginning and 75.6MB in the end (delta: -4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 117.72ms. Allocated memory is still 102.8MB. Free memory was 75.6MB in the beginning and 72.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.71ms. Allocated memory is still 102.8MB. Free memory was 72.2MB in the beginning and 70.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1085.64ms. Allocated memory was 102.8MB in the beginning and 132.1MB in the end (delta: 29.4MB). Free memory was 69.8MB in the beginning and 98.3MB in the end (delta: -28.4MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 619624.64ms. Allocated memory was 132.1MB in the beginning and 7.5GB in the end (delta: 7.3GB). Free memory was 97.5MB in the beginning and 5.1GB in the end (delta: -5.0GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0 --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 c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:35:28,331 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:35:28,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:35:28,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:35:28,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:35:28,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:35:28,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:35:28,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:35:28,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:35:28,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:35:28,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:35:28,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:35:28,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:35:28,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:35:28,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:35:28,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:35:28,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:35:28,449 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:35:28,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:35:28,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:35:28,466 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:35:28,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:35:28,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:35:28,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:35:28,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:35:28,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:35:28,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:35:28,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:35:28,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:35:28,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:35:28,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:35:28,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:35:28,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:35:28,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:35:28,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:35:28,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:35:28,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:35:28,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:35:28,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:35:28,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:35:28,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:35:28,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-22 15:35:28,559 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:35:28,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:35:28,560 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:35:28,561 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:35:28,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:35:28,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:35:28,563 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:35:28,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:35:28,564 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:35:28,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:35:28,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:35:28,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 15:35:28,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 15:35:28,566 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 15:35:28,567 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 15:35:28,567 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 15:35:28,567 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 15:35:28,567 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:35:28,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:35:28,568 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:35:28,568 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 15:35:28,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:35:28,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:35:28,569 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 15:35:28,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:35:28,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:35:28,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 15:35:28,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 15:35:28,571 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 15:35:28,571 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 15:35:28,571 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 15:35:28,571 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 15:35:28,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 15:35:28,572 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:35:28,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 15:35:28,573 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_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0b350b5c7953744a22c8334b20c4dc8efdff09f1ecb36de8b1744d1e20f0260 [2021-11-22 15:35:28,954 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:35:28,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:35:28,991 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:35:28,993 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:35:28,994 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:35:28,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 15:35:29,083 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/f2df2df47/d319b8aa2fca4857918d970accd9b179/FLAG879ad7986 [2021-11-22 15:35:29,792 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:35:29,793 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c [2021-11-22 15:35:29,802 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/f2df2df47/d319b8aa2fca4857918d970accd9b179/FLAG879ad7986 [2021-11-22 15:35:30,115 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/data/f2df2df47/d319b8aa2fca4857918d970accd9b179 [2021-11-22 15:35:30,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:35:30,120 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:35:30,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:35:30,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:35:30,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:35:30,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66ec2b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30, skipping insertion in model container [2021-11-22 15:35:30,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:35:30,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:35:30,422 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 15:35:30,504 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:35:30,518 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 15:35:30,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:35:30,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 15:35:30,552 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:35:30,557 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:35:30,587 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/sv-benchmarks/c/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2021-11-22 15:35:30,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:35:30,609 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:35:30,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30 WrapperNode [2021-11-22 15:35:30,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:35:30,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:35:30,611 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:35:30,611 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:35:30,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,669 INFO L137 Inliner]: procedures = 31, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 367 [2021-11-22 15:35:30,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:35:30,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:35:30,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:35:30,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:35:30,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:35:30,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:35:30,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:35:30,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:35:30,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (1/1) ... [2021-11-22 15:35:30,727 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 15:35:30,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:35:30,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 15:35:30,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 15:35:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:35:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 15:35:30,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 15:35:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 15:35:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 15:35:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 15:35:30,800 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 15:35:30,800 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 15:35:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 15:35:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 15:35:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 15:35:30,801 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 15:35:30,801 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-22 15:35:30,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-22 15:35:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-22 15:35:30,802 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-22 15:35:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 15:35:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 15:35:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 15:35:30,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:35:30,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:35:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 15:35:30,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 15:35:30,805 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 15:35:30,954 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:35:30,956 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:35:31,744 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:35:32,120 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:35:32,124 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-22 15:35:32,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:35:32 BoogieIcfgContainer [2021-11-22 15:35:32,129 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:35:32,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 15:35:32,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 15:35:32,135 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 15:35:32,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 03:35:30" (1/3) ... [2021-11-22 15:35:32,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be4c81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:35:32, skipping insertion in model container [2021-11-22 15:35:32,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:35:30" (2/3) ... [2021-11-22 15:35:32,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@be4c81e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 03:35:32, skipping insertion in model container [2021-11-22 15:35:32,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:35:32" (3/3) ... [2021-11-22 15:35:32,139 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2021-11-22 15:35:32,146 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 15:35:32,146 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 15:35:32,147 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 15:35:32,147 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 15:35:32,238 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,238 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,243 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,244 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,245 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,246 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,247 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,248 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,249 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,254 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,258 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,258 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,258 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,259 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,259 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,259 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,259 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,262 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,262 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,263 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,264 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,265 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,266 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,267 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,268 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,269 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,270 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,270 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,271 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,271 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,271 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,271 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,271 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,272 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,273 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,276 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,277 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,278 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,280 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,288 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,288 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,288 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,288 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,292 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,292 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,292 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,292 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,293 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,293 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,293 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,293 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,294 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,294 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,294 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,294 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,295 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,300 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,301 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,301 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,301 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,301 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,302 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,302 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,302 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,302 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,309 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,309 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,310 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,310 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,310 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,310 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,311 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,311 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,311 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,311 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,320 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,320 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,320 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,320 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,320 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,321 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,321 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,321 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,322 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,322 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,322 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,322 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,322 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,324 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,325 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,326 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,326 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,326 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,326 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,331 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,331 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,331 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,331 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,332 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,332 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,332 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,332 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,333 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,333 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,333 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,333 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,333 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,334 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,334 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,334 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,334 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,334 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,335 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,335 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,335 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,335 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,335 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,336 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,336 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,336 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,336 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,337 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,337 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,337 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,337 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,337 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,338 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,339 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,339 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,339 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,340 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,340 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,340 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,340 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,340 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,341 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,341 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,341 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,341 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,341 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,342 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,342 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,342 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,342 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,342 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,343 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,343 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,343 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,343 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,343 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,344 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,345 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,345 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,345 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,345 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,345 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,346 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,346 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,346 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,349 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,350 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,350 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,350 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,350 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,351 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,351 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,351 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,351 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,351 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~pre11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,352 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t3~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,352 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,352 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,352 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,352 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,353 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~#t2~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,353 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~ret15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,353 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,353 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,353 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,354 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,355 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,355 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,355 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,355 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,355 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,356 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,356 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,356 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,356 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,356 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,357 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,357 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,358 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,358 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,358 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,358 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,358 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,359 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,359 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,359 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,359 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t6~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,359 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre24#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet27#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet25#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~pre26#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,360 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_~#t5~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,361 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,361 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,361 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,361 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,362 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,362 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,362 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,363 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,364 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,364 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,364 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,364 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,365 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,366 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,366 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,366 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,366 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,366 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,367 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,367 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,367 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,367 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,368 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,368 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,368 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,368 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,369 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,369 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,369 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,369 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,369 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,370 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,370 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,370 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,370 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,371 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,371 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,371 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,371 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,372 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,372 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,372 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,372 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,372 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,373 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,373 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,373 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,373 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,374 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,374 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,374 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,374 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,375 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,375 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,375 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,375 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,375 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,376 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,376 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,376 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,376 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,377 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,377 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,377 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~mem18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,377 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,377 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,378 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~ret19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,378 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,378 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,378 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,378 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,379 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~post17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,379 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,379 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork3_#t~nondet16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,380 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~nondet20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,380 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,380 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,380 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,380 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,381 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,381 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~ret23#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,381 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,381 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,381 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,382 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~mem22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,382 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_#t~post21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,382 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork5_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 15:35:32,395 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-11-22 15:35:32,450 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 15:35:32,458 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 [2021-11-22 15:35:32,458 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-22 15:35:32,476 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 294 places, 298 transitions, 668 flow [2021-11-22 15:35:32,640 INFO L129 PetriNetUnfolder]: 21/252 cut-off events. [2021-11-22 15:35:32,640 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-22 15:35:32,647 INFO L84 FinitePrefix]: Finished finitePrefix Result has 281 conditions, 252 events. 21/252 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 289 event pairs, 0 based on Foata normal form. 0/230 useless extension candidates. Maximal degree in co-relation 212. Up to 3 conditions per place. [2021-11-22 15:35:32,648 INFO L82 GeneralOperation]: Start removeDead. Operand has 294 places, 298 transitions, 668 flow [2021-11-22 15:35:32,656 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 241 places, 243 transitions, 534 flow [2021-11-22 15:35:32,718 INFO L129 PetriNetUnfolder]: 21/242 cut-off events. [2021-11-22 15:35:32,718 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-22 15:35:32,728 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:32,730 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:32,730 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:32,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:32,738 INFO L85 PathProgramCache]: Analyzing trace with hash 398102417, now seen corresponding path program 1 times [2021-11-22 15:35:32,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:32,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304813663] [2021-11-22 15:35:32,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:35:32,758 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:32,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:32,762 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:32,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-22 15:35:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:35:33,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 15:35:33,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:33,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:35:33,453 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:33,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:35:33,732 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:33,732 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304813663] [2021-11-22 15:35:33,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304813663] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:35:33,733 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:35:33,734 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-22 15:35:33,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213132116] [2021-11-22 15:35:33,736 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:35:33,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 15:35:33,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:33,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 15:35:33,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 15:35:33,783 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 302 [2021-11-22 15:35:33,788 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 243 transitions, 534 flow. Second operand has 2 states, 2 states have (on average 260.0) internal successors, (520), 2 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:33,788 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:33,788 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 302 [2021-11-22 15:35:33,789 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:35:34,146 INFO L129 PetriNetUnfolder]: 409/1059 cut-off events. [2021-11-22 15:35:34,146 INFO L130 PetriNetUnfolder]: For 336/346 co-relation queries the response was YES. [2021-11-22 15:35:34,153 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1943 conditions, 1059 events. 409/1059 cut-off events. For 336/346 co-relation queries the response was YES. Maximal size of possible extension queue 35. Compared 4701 event pairs, 192 based on Foata normal form. 170/1089 useless extension candidates. Maximal degree in co-relation 1710. Up to 553 conditions per place. [2021-11-22 15:35:34,165 INFO L132 encePairwiseOnDemand]: 290/302 looper letters, 26 selfloop transitions, 0 changer transitions 5/231 dead transitions. [2021-11-22 15:35:34,165 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 231 transitions, 562 flow [2021-11-22 15:35:34,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 15:35:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-22 15:35:34,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 540 transitions. [2021-11-22 15:35:34,182 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8940397350993378 [2021-11-22 15:35:34,183 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 540 transitions. [2021-11-22 15:35:34,183 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 540 transitions. [2021-11-22 15:35:34,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:35:34,188 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 540 transitions. [2021-11-22 15:35:34,193 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 270.0) internal successors, (540), 2 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:34,200 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 302.0) internal successors, (906), 3 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:34,201 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 302.0) internal successors, (906), 3 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:34,203 INFO L186 Difference]: Start difference. First operand has 241 places, 243 transitions, 534 flow. Second operand 2 states and 540 transitions. [2021-11-22 15:35:34,204 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 242 places, 231 transitions, 562 flow [2021-11-22 15:35:34,246 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 231 transitions, 530 flow, removed 0 selfloop flow, removed 12 redundant places. [2021-11-22 15:35:34,253 INFO L242 Difference]: Finished difference. Result has 230 places, 226 transitions, 468 flow [2021-11-22 15:35:34,255 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=478, PETRI_DIFFERENCE_MINUEND_PLACES=229, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=231, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=231, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=468, PETRI_PLACES=230, PETRI_TRANSITIONS=226} [2021-11-22 15:35:34,259 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, -11 predicate places. [2021-11-22 15:35:34,260 INFO L470 AbstractCegarLoop]: Abstraction has has 230 places, 226 transitions, 468 flow [2021-11-22 15:35:34,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 260.0) internal successors, (520), 2 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:34,260 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:34,261 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:34,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:34,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:35:34,474 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:34,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:34,475 INFO L85 PathProgramCache]: Analyzing trace with hash -925723903, now seen corresponding path program 1 times [2021-11-22 15:35:34,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:34,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [816578257] [2021-11-22 15:35:34,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:35:34,482 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:34,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:34,484 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:34,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 15:35:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:35:34,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 15:35:34,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:35:36,792 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:35:37,796 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:37,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [816578257] [2021-11-22 15:35:37,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [816578257] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:35:37,796 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:35:37,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17, 16] imperfect sequences [] total 29 [2021-11-22 15:35:37,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470117109] [2021-11-22 15:35:37,797 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:35:37,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-11-22 15:35:37,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:37,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-11-22 15:35:37,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=632, Unknown=0, NotChecked=0, Total=812 [2021-11-22 15:35:37,812 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 204 out of 302 [2021-11-22 15:35:37,821 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 226 transitions, 468 flow. Second operand has 29 states, 29 states have (on average 206.55172413793105) internal successors, (5990), 29 states have internal predecessors, (5990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:37,822 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:37,822 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 204 of 302 [2021-11-22 15:35:37,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:35:42,274 INFO L129 PetriNetUnfolder]: 805/2008 cut-off events. [2021-11-22 15:35:42,276 INFO L130 PetriNetUnfolder]: For 172/188 co-relation queries the response was YES. [2021-11-22 15:35:42,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3380 conditions, 2008 events. 805/2008 cut-off events. For 172/188 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 11616 event pairs, 343 based on Foata normal form. 52/1802 useless extension candidates. Maximal degree in co-relation 3377. Up to 742 conditions per place. [2021-11-22 15:35:42,298 INFO L132 encePairwiseOnDemand]: 279/302 looper letters, 54 selfloop transitions, 15 changer transitions 70/299 dead transitions. [2021-11-22 15:35:42,299 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 247 places, 299 transitions, 928 flow [2021-11-22 15:35:42,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 15:35:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-11-22 15:35:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4834 transitions. [2021-11-22 15:35:42,336 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6959401094154909 [2021-11-22 15:35:42,337 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4834 transitions. [2021-11-22 15:35:42,337 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4834 transitions. [2021-11-22 15:35:42,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:35:42,341 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4834 transitions. [2021-11-22 15:35:42,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 210.17391304347825) internal successors, (4834), 23 states have internal predecessors, (4834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:42,376 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 302.0) internal successors, (7248), 24 states have internal predecessors, (7248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:42,383 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 302.0) internal successors, (7248), 24 states have internal predecessors, (7248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:42,384 INFO L186 Difference]: Start difference. First operand has 230 places, 226 transitions, 468 flow. Second operand 23 states and 4834 transitions. [2021-11-22 15:35:42,384 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 247 places, 299 transitions, 928 flow [2021-11-22 15:35:42,388 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 247 places, 299 transitions, 928 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 15:35:42,400 INFO L242 Difference]: Finished difference. Result has 254 places, 227 transitions, 526 flow [2021-11-22 15:35:42,401 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=468, PETRI_DIFFERENCE_MINUEND_PLACES=225, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=212, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=526, PETRI_PLACES=254, PETRI_TRANSITIONS=227} [2021-11-22 15:35:42,402 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 13 predicate places. [2021-11-22 15:35:42,402 INFO L470 AbstractCegarLoop]: Abstraction has has 254 places, 227 transitions, 526 flow [2021-11-22 15:35:42,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 206.55172413793105) internal successors, (5990), 29 states have internal predecessors, (5990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:42,408 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:42,409 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:42,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:42,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:35:42,625 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:42,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:42,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1623140283, now seen corresponding path program 1 times [2021-11-22 15:35:42,626 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:42,626 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145311941] [2021-11-22 15:35:42,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:35:42,627 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:42,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:42,628 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:42,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 15:35:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:35:42,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 15:35:42,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:44,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:45,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:45,871 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:45,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1145311941] [2021-11-22 15:35:45,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1145311941] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:35:45,871 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:35:45,872 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 15 [2021-11-22 15:35:45,872 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545315073] [2021-11-22 15:35:45,872 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:35:45,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-22 15:35:45,873 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:45,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-22 15:35:45,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2021-11-22 15:35:45,880 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 302 [2021-11-22 15:35:45,884 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 227 transitions, 526 flow. Second operand has 15 states, 15 states have (on average 220.66666666666666) internal successors, (3310), 15 states have internal predecessors, (3310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:45,884 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:45,885 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 302 [2021-11-22 15:35:45,885 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:35:48,083 INFO L129 PetriNetUnfolder]: 1171/3034 cut-off events. [2021-11-22 15:35:48,084 INFO L130 PetriNetUnfolder]: For 445/455 co-relation queries the response was YES. [2021-11-22 15:35:48,100 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5158 conditions, 3034 events. 1171/3034 cut-off events. For 445/455 co-relation queries the response was YES. Maximal size of possible extension queue 101. Compared 20272 event pairs, 179 based on Foata normal form. 1/2687 useless extension candidates. Maximal degree in co-relation 5147. Up to 639 conditions per place. [2021-11-22 15:35:48,132 INFO L132 encePairwiseOnDemand]: 288/302 looper letters, 108 selfloop transitions, 14 changer transitions 8/300 dead transitions. [2021-11-22 15:35:48,133 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 256 places, 300 transitions, 981 flow [2021-11-22 15:35:48,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-22 15:35:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-22 15:35:48,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2711 transitions. [2021-11-22 15:35:48,145 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7480684326710817 [2021-11-22 15:35:48,145 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2711 transitions. [2021-11-22 15:35:48,145 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2711 transitions. [2021-11-22 15:35:48,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:35:48,148 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2711 transitions. [2021-11-22 15:35:48,157 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 225.91666666666666) internal successors, (2711), 12 states have internal predecessors, (2711), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:48,167 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 302.0) internal successors, (3926), 13 states have internal predecessors, (3926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:48,170 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 302.0) internal successors, (3926), 13 states have internal predecessors, (3926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:48,170 INFO L186 Difference]: Start difference. First operand has 254 places, 227 transitions, 526 flow. Second operand 12 states and 2711 transitions. [2021-11-22 15:35:48,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 256 places, 300 transitions, 981 flow [2021-11-22 15:35:48,177 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 242 places, 300 transitions, 952 flow, removed 5 selfloop flow, removed 14 redundant places. [2021-11-22 15:35:48,183 INFO L242 Difference]: Finished difference. Result has 249 places, 237 transitions, 584 flow [2021-11-22 15:35:48,184 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=497, PETRI_DIFFERENCE_MINUEND_PLACES=231, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=216, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=584, PETRI_PLACES=249, PETRI_TRANSITIONS=237} [2021-11-22 15:35:48,187 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 8 predicate places. [2021-11-22 15:35:48,188 INFO L470 AbstractCegarLoop]: Abstraction has has 249 places, 237 transitions, 584 flow [2021-11-22 15:35:48,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 220.66666666666666) internal successors, (3310), 15 states have internal predecessors, (3310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:48,190 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:48,191 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:48,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:48,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:35:48,411 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:48,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:48,412 INFO L85 PathProgramCache]: Analyzing trace with hash 540530361, now seen corresponding path program 2 times [2021-11-22 15:35:48,413 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:48,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691725682] [2021-11-22 15:35:48,414 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:35:48,414 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:48,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:48,416 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:48,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 15:35:48,672 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-22 15:35:48,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:35:48,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 15:35:48,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:50,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:50,275 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:51,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:51,076 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:51,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691725682] [2021-11-22 15:35:51,077 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1691725682] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:35:51,078 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:35:51,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10, 9] imperfect sequences [] total 15 [2021-11-22 15:35:51,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166198626] [2021-11-22 15:35:51,079 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:35:51,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-22 15:35:51,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:51,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-22 15:35:51,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2021-11-22 15:35:51,087 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 302 [2021-11-22 15:35:51,092 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 249 places, 237 transitions, 584 flow. Second operand has 15 states, 15 states have (on average 220.66666666666666) internal successors, (3310), 15 states have internal predecessors, (3310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:51,092 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:51,093 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 302 [2021-11-22 15:35:51,093 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:35:53,260 INFO L129 PetriNetUnfolder]: 1170/3105 cut-off events. [2021-11-22 15:35:53,260 INFO L130 PetriNetUnfolder]: For 865/880 co-relation queries the response was YES. [2021-11-22 15:35:53,274 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5907 conditions, 3105 events. 1170/3105 cut-off events. For 865/880 co-relation queries the response was YES. Maximal size of possible extension queue 111. Compared 21368 event pairs, 278 based on Foata normal form. 3/2751 useless extension candidates. Maximal degree in co-relation 5893. Up to 639 conditions per place. [2021-11-22 15:35:53,302 INFO L132 encePairwiseOnDemand]: 288/302 looper letters, 104 selfloop transitions, 14 changer transitions 8/296 dead transitions. [2021-11-22 15:35:53,302 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 255 places, 296 transitions, 1035 flow [2021-11-22 15:35:53,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 15:35:53,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2021-11-22 15:35:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2490 transitions. [2021-11-22 15:35:53,311 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7495484647802528 [2021-11-22 15:35:53,311 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2490 transitions. [2021-11-22 15:35:53,312 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2490 transitions. [2021-11-22 15:35:53,314 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:35:53,314 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2490 transitions. [2021-11-22 15:35:53,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 12 states, 11 states have (on average 226.36363636363637) internal successors, (2490), 11 states have internal predecessors, (2490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:53,329 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 12 states, 12 states have (on average 302.0) internal successors, (3624), 12 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:53,332 INFO L81 ComplementDD]: Finished complementDD. Result has 12 states, 12 states have (on average 302.0) internal successors, (3624), 12 states have internal predecessors, (3624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:53,332 INFO L186 Difference]: Start difference. First operand has 249 places, 237 transitions, 584 flow. Second operand 11 states and 2490 transitions. [2021-11-22 15:35:53,332 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 255 places, 296 transitions, 1035 flow [2021-11-22 15:35:53,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 249 places, 296 transitions, 1013 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-11-22 15:35:53,348 INFO L242 Difference]: Finished difference. Result has 253 places, 238 transitions, 621 flow [2021-11-22 15:35:53,349 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=572, PETRI_DIFFERENCE_MINUEND_PLACES=239, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=237, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=621, PETRI_PLACES=253, PETRI_TRANSITIONS=238} [2021-11-22 15:35:53,350 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 12 predicate places. [2021-11-22 15:35:53,350 INFO L470 AbstractCegarLoop]: Abstraction has has 253 places, 238 transitions, 621 flow [2021-11-22 15:35:53,361 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 220.66666666666666) internal successors, (3310), 15 states have internal predecessors, (3310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:53,369 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:53,370 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:53,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:53,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:35:53,584 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:53,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:53,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1696342925, now seen corresponding path program 1 times [2021-11-22 15:35:53,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:53,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1542742143] [2021-11-22 15:35:53,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:35:53,586 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:53,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:53,587 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:53,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-22 15:35:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:35:53,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-22 15:35:53,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:54,591 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:55,261 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:55,261 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:55,262 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1542742143] [2021-11-22 15:35:55,262 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1542742143] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:35:55,262 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:35:55,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 14 [2021-11-22 15:35:55,263 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859520880] [2021-11-22 15:35:55,263 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:35:55,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-22 15:35:55,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:55,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-22 15:35:55,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2021-11-22 15:35:55,271 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 211 out of 302 [2021-11-22 15:35:55,277 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 253 places, 238 transitions, 621 flow. Second operand has 14 states, 14 states have (on average 215.57142857142858) internal successors, (3018), 14 states have internal predecessors, (3018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:55,277 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:55,277 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 211 of 302 [2021-11-22 15:35:55,278 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:35:57,630 INFO L129 PetriNetUnfolder]: 1733/4044 cut-off events. [2021-11-22 15:35:57,630 INFO L130 PetriNetUnfolder]: For 1594/1601 co-relation queries the response was YES. [2021-11-22 15:35:57,650 INFO L84 FinitePrefix]: Finished finitePrefix Result has 8476 conditions, 4044 events. 1733/4044 cut-off events. For 1594/1601 co-relation queries the response was YES. Maximal size of possible extension queue 125. Compared 27987 event pairs, 123 based on Foata normal form. 24/3647 useless extension candidates. Maximal degree in co-relation 8461. Up to 1662 conditions per place. [2021-11-22 15:35:57,685 INFO L132 encePairwiseOnDemand]: 292/302 looper letters, 157 selfloop transitions, 18 changer transitions 21/365 dead transitions. [2021-11-22 15:35:57,686 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 259 places, 365 transitions, 1454 flow [2021-11-22 15:35:57,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-22 15:35:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-22 15:35:57,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 2713 transitions. [2021-11-22 15:35:57,697 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7486203090507726 [2021-11-22 15:35:57,698 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 2713 transitions. [2021-11-22 15:35:57,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 2713 transitions. [2021-11-22 15:35:57,700 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:35:57,701 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 2713 transitions. [2021-11-22 15:35:57,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 226.08333333333334) internal successors, (2713), 12 states have internal predecessors, (2713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:57,720 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 302.0) internal successors, (3926), 13 states have internal predecessors, (3926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:57,721 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 302.0) internal successors, (3926), 13 states have internal predecessors, (3926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:57,722 INFO L186 Difference]: Start difference. First operand has 253 places, 238 transitions, 621 flow. Second operand 12 states and 2713 transitions. [2021-11-22 15:35:57,722 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 259 places, 365 transitions, 1454 flow [2021-11-22 15:35:57,731 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 252 places, 365 transitions, 1413 flow, removed 8 selfloop flow, removed 7 redundant places. [2021-11-22 15:35:57,739 INFO L242 Difference]: Finished difference. Result has 258 places, 253 transitions, 720 flow [2021-11-22 15:35:57,740 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=596, PETRI_DIFFERENCE_MINUEND_PLACES=241, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=238, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=228, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=720, PETRI_PLACES=258, PETRI_TRANSITIONS=253} [2021-11-22 15:35:57,741 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 17 predicate places. [2021-11-22 15:35:57,741 INFO L470 AbstractCegarLoop]: Abstraction has has 258 places, 253 transitions, 720 flow [2021-11-22 15:35:57,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 215.57142857142858) internal successors, (3018), 14 states have internal predecessors, (3018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:57,742 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:35:57,743 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:35:57,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:35:57,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:35:57,959 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:35:57,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:35:57,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1117276645, now seen corresponding path program 2 times [2021-11-22 15:35:57,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:35:57,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [179767992] [2021-11-22 15:35:57,962 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:35:57,962 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:35:57,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:35:57,963 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:35:58,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-22 15:35:58,294 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 15:35:58,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:35:58,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:35:58,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:35:59,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:59,349 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:35:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:35:59,971 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:35:59,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [179767992] [2021-11-22 15:35:59,971 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [179767992] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:35:59,972 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:35:59,972 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-11-22 15:35:59,972 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563886850] [2021-11-22 15:35:59,973 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:35:59,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 15:35:59,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:35:59,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 15:35:59,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-11-22 15:35:59,979 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 302 [2021-11-22 15:35:59,984 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 258 places, 253 transitions, 720 flow. Second operand has 18 states, 18 states have (on average 211.11111111111111) internal successors, (3800), 18 states have internal predecessors, (3800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:35:59,984 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:35:59,984 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 302 [2021-11-22 15:35:59,984 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:06,297 INFO L129 PetriNetUnfolder]: 5834/12953 cut-off events. [2021-11-22 15:36:06,297 INFO L130 PetriNetUnfolder]: For 17373/17388 co-relation queries the response was YES. [2021-11-22 15:36:06,368 INFO L84 FinitePrefix]: Finished finitePrefix Result has 32636 conditions, 12953 events. 5834/12953 cut-off events. For 17373/17388 co-relation queries the response was YES. Maximal size of possible extension queue 428. Compared 112019 event pairs, 310 based on Foata normal form. 70/11514 useless extension candidates. Maximal degree in co-relation 32618. Up to 2145 conditions per place. [2021-11-22 15:36:06,540 INFO L132 encePairwiseOnDemand]: 288/302 looper letters, 343 selfloop transitions, 51 changer transitions 236/795 dead transitions. [2021-11-22 15:36:06,541 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 290 places, 795 transitions, 4198 flow [2021-11-22 15:36:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-11-22 15:36:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2021-11-22 15:36:06,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 7616 transitions. [2021-11-22 15:36:06,573 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7417218543046358 [2021-11-22 15:36:06,573 INFO L72 ComplementDD]: Start complementDD. Operand 34 states and 7616 transitions. [2021-11-22 15:36:06,573 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 7616 transitions. [2021-11-22 15:36:06,581 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:06,581 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 34 states and 7616 transitions. [2021-11-22 15:36:06,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 35 states, 34 states have (on average 224.0) internal successors, (7616), 34 states have internal predecessors, (7616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:06,633 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 35 states, 35 states have (on average 302.0) internal successors, (10570), 35 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:06,637 INFO L81 ComplementDD]: Finished complementDD. Result has 35 states, 35 states have (on average 302.0) internal successors, (10570), 35 states have internal predecessors, (10570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:06,638 INFO L186 Difference]: Start difference. First operand has 258 places, 253 transitions, 720 flow. Second operand 34 states and 7616 transitions. [2021-11-22 15:36:06,638 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 290 places, 795 transitions, 4198 flow [2021-11-22 15:36:06,703 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 285 places, 795 transitions, 4014 flow, removed 87 selfloop flow, removed 5 redundant places. [2021-11-22 15:36:06,719 INFO L242 Difference]: Finished difference. Result has 306 places, 291 transitions, 1122 flow [2021-11-22 15:36:06,720 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=691, PETRI_DIFFERENCE_MINUEND_PLACES=252, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=253, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=233, PETRI_DIFFERENCE_SUBTRAHEND_STATES=34, PETRI_FLOW=1122, PETRI_PLACES=306, PETRI_TRANSITIONS=291} [2021-11-22 15:36:06,724 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 65 predicate places. [2021-11-22 15:36:06,724 INFO L470 AbstractCegarLoop]: Abstraction has has 306 places, 291 transitions, 1122 flow [2021-11-22 15:36:06,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 211.11111111111111) internal successors, (3800), 18 states have internal predecessors, (3800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:06,726 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:06,726 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:06,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-22 15:36:06,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:06,943 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:06,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:06,944 INFO L85 PathProgramCache]: Analyzing trace with hash -625284159, now seen corresponding path program 3 times [2021-11-22 15:36:06,945 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:06,945 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [715739397] [2021-11-22 15:36:06,945 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 15:36:06,945 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:06,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:06,947 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:06,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-22 15:36:07,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 15:36:07,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:07,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:36:07,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:08,467 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:09,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:09,227 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:09,227 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [715739397] [2021-11-22 15:36:09,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [715739397] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:36:09,228 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:36:09,228 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-11-22 15:36:09,228 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556657397] [2021-11-22 15:36:09,228 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:36:09,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 15:36:09,231 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:09,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 15:36:09,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2021-11-22 15:36:09,238 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 302 [2021-11-22 15:36:09,242 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 306 places, 291 transitions, 1122 flow. Second operand has 18 states, 18 states have (on average 211.05555555555554) internal successors, (3799), 18 states have internal predecessors, (3799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:09,242 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:09,242 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 302 [2021-11-22 15:36:09,243 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:15,677 INFO L129 PetriNetUnfolder]: 6971/16287 cut-off events. [2021-11-22 15:36:15,678 INFO L130 PetriNetUnfolder]: For 34441/34462 co-relation queries the response was YES. [2021-11-22 15:36:15,806 INFO L84 FinitePrefix]: Finished finitePrefix Result has 44781 conditions, 16287 events. 6971/16287 cut-off events. For 34441/34462 co-relation queries the response was YES. Maximal size of possible extension queue 553. Compared 151917 event pairs, 851 based on Foata normal form. 88/14575 useless extension candidates. Maximal degree in co-relation 44744. Up to 6457 conditions per place. [2021-11-22 15:36:15,911 INFO L132 encePairwiseOnDemand]: 288/302 looper letters, 274 selfloop transitions, 48 changer transitions 104/591 dead transitions. [2021-11-22 15:36:15,911 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 308 places, 591 transitions, 3572 flow [2021-11-22 15:36:15,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 15:36:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-11-22 15:36:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 4888 transitions. [2021-11-22 15:36:15,925 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7357013847080073 [2021-11-22 15:36:15,925 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 4888 transitions. [2021-11-22 15:36:15,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 4888 transitions. [2021-11-22 15:36:15,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:15,929 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 4888 transitions. [2021-11-22 15:36:15,939 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 222.1818181818182) internal successors, (4888), 22 states have internal predecessors, (4888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:15,952 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 302.0) internal successors, (6946), 23 states have internal predecessors, (6946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:15,955 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 302.0) internal successors, (6946), 23 states have internal predecessors, (6946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:15,955 INFO L186 Difference]: Start difference. First operand has 306 places, 291 transitions, 1122 flow. Second operand 22 states and 4888 transitions. [2021-11-22 15:36:15,955 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 308 places, 591 transitions, 3572 flow [2021-11-22 15:36:16,147 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 591 transitions, 3293 flow, removed 128 selfloop flow, removed 13 redundant places. [2021-11-22 15:36:16,156 INFO L242 Difference]: Finished difference. Result has 307 places, 317 transitions, 1389 flow [2021-11-22 15:36:16,157 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=999, PETRI_DIFFERENCE_MINUEND_PLACES=274, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=291, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=254, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=1389, PETRI_PLACES=307, PETRI_TRANSITIONS=317} [2021-11-22 15:36:16,158 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 66 predicate places. [2021-11-22 15:36:16,158 INFO L470 AbstractCegarLoop]: Abstraction has has 307 places, 317 transitions, 1389 flow [2021-11-22 15:36:16,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 211.05555555555554) internal successors, (3799), 18 states have internal predecessors, (3799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:16,159 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:16,160 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:16,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:36:16,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:16,382 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:16,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:16,383 INFO L85 PathProgramCache]: Analyzing trace with hash -452304991, now seen corresponding path program 4 times [2021-11-22 15:36:16,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:16,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134511507] [2021-11-22 15:36:16,383 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-22 15:36:16,384 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:16,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:16,384 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:16,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-22 15:36:16,592 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-22 15:36:16,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:16,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 15:36:16,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:18,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:18,420 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:19,245 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:19,245 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2134511507] [2021-11-22 15:36:19,245 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2134511507] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 15:36:19,245 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:36:19,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16, 8] imperfect sequences [] total 20 [2021-11-22 15:36:19,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036386596] [2021-11-22 15:36:19,246 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 15:36:19,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-22 15:36:19,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:19,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-22 15:36:19,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2021-11-22 15:36:19,254 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 302 [2021-11-22 15:36:19,259 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 307 places, 317 transitions, 1389 flow. Second operand has 20 states, 20 states have (on average 210.1) internal successors, (4202), 20 states have internal predecessors, (4202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:19,259 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:19,259 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 302 [2021-11-22 15:36:19,259 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:25,189 INFO L129 PetriNetUnfolder]: 5482/13241 cut-off events. [2021-11-22 15:36:25,189 INFO L130 PetriNetUnfolder]: For 22647/22715 co-relation queries the response was YES. [2021-11-22 15:36:25,305 INFO L84 FinitePrefix]: Finished finitePrefix Result has 34413 conditions, 13241 events. 5482/13241 cut-off events. For 22647/22715 co-relation queries the response was YES. Maximal size of possible extension queue 393. Compared 121547 event pairs, 844 based on Foata normal form. 79/11719 useless extension candidates. Maximal degree in co-relation 34373. Up to 5982 conditions per place. [2021-11-22 15:36:25,401 INFO L132 encePairwiseOnDemand]: 278/302 looper letters, 152 selfloop transitions, 40 changer transitions 44/402 dead transitions. [2021-11-22 15:36:25,402 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 402 transitions, 2271 flow [2021-11-22 15:36:25,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 15:36:25,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2021-11-22 15:36:25,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 4888 transitions. [2021-11-22 15:36:25,412 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7037143679815722 [2021-11-22 15:36:25,412 INFO L72 ComplementDD]: Start complementDD. Operand 23 states and 4888 transitions. [2021-11-22 15:36:25,412 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 4888 transitions. [2021-11-22 15:36:25,415 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:25,415 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 23 states and 4888 transitions. [2021-11-22 15:36:25,425 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 24 states, 23 states have (on average 212.52173913043478) internal successors, (4888), 23 states have internal predecessors, (4888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:25,436 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 24 states, 24 states have (on average 302.0) internal successors, (7248), 24 states have internal predecessors, (7248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:25,440 INFO L81 ComplementDD]: Finished complementDD. Result has 24 states, 24 states have (on average 302.0) internal successors, (7248), 24 states have internal predecessors, (7248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:25,440 INFO L186 Difference]: Start difference. First operand has 307 places, 317 transitions, 1389 flow. Second operand 23 states and 4888 transitions. [2021-11-22 15:36:25,440 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 402 transitions, 2271 flow [2021-11-22 15:36:25,547 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 313 places, 402 transitions, 2189 flow, removed 31 selfloop flow, removed 10 redundant places. [2021-11-22 15:36:25,554 INFO L242 Difference]: Finished difference. Result has 315 places, 303 transitions, 1278 flow [2021-11-22 15:36:25,555 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=1280, PETRI_DIFFERENCE_MINUEND_PLACES=291, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=314, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=38, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=275, PETRI_DIFFERENCE_SUBTRAHEND_STATES=23, PETRI_FLOW=1278, PETRI_PLACES=315, PETRI_TRANSITIONS=303} [2021-11-22 15:36:25,556 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 74 predicate places. [2021-11-22 15:36:25,556 INFO L470 AbstractCegarLoop]: Abstraction has has 315 places, 303 transitions, 1278 flow [2021-11-22 15:36:25,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 210.1) internal successors, (4202), 20 states have internal predecessors, (4202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:25,558 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:25,559 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:25,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-11-22 15:36:25,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:25,779 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:25,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:25,780 INFO L85 PathProgramCache]: Analyzing trace with hash -1619737319, now seen corresponding path program 5 times [2021-11-22 15:36:25,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:25,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [95770247] [2021-11-22 15:36:25,781 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-22 15:36:25,781 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:25,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:25,782 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:25,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-22 15:36:25,978 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 15:36:25,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:25,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 15:36:25,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:27,428 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:27,428 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 15:36:28,316 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:28,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [95770247] [2021-11-22 15:36:28,317 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [95770247] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-22 15:36:28,317 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 15:36:28,317 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [16] total 21 [2021-11-22 15:36:28,317 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599983420] [2021-11-22 15:36:28,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:36:28,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-22 15:36:28,318 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:28,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-22 15:36:28,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2021-11-22 15:36:28,322 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 211 out of 302 [2021-11-22 15:36:28,323 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 303 transitions, 1278 flow. Second operand has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:28,324 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:28,324 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 211 of 302 [2021-11-22 15:36:28,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:31,596 INFO L129 PetriNetUnfolder]: 5100/12112 cut-off events. [2021-11-22 15:36:31,596 INFO L130 PetriNetUnfolder]: For 18564/18602 co-relation queries the response was YES. [2021-11-22 15:36:31,778 INFO L84 FinitePrefix]: Finished finitePrefix Result has 31021 conditions, 12112 events. 5100/12112 cut-off events. For 18564/18602 co-relation queries the response was YES. Maximal size of possible extension queue 343. Compared 108456 event pairs, 1050 based on Foata normal form. 57/10665 useless extension candidates. Maximal degree in co-relation 30983. Up to 6038 conditions per place. [2021-11-22 15:36:31,865 INFO L132 encePairwiseOnDemand]: 292/302 looper letters, 112 selfloop transitions, 19 changer transitions 46/349 dead transitions. [2021-11-22 15:36:31,865 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 313 places, 349 transitions, 1790 flow [2021-11-22 15:36:31,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-22 15:36:31,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-22 15:36:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1802 transitions. [2021-11-22 15:36:31,870 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7458609271523179 [2021-11-22 15:36:31,870 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1802 transitions. [2021-11-22 15:36:31,870 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1802 transitions. [2021-11-22 15:36:31,871 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:31,871 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1802 transitions. [2021-11-22 15:36:31,875 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 225.25) internal successors, (1802), 8 states have internal predecessors, (1802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:31,879 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 302.0) internal successors, (2718), 9 states have internal predecessors, (2718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:31,880 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 302.0) internal successors, (2718), 9 states have internal predecessors, (2718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:31,880 INFO L186 Difference]: Start difference. First operand has 315 places, 303 transitions, 1278 flow. Second operand 8 states and 1802 transitions. [2021-11-22 15:36:31,880 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 313 places, 349 transitions, 1790 flow [2021-11-22 15:36:31,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 284 places, 349 transitions, 1643 flow, removed 26 selfloop flow, removed 29 redundant places. [2021-11-22 15:36:31,952 INFO L242 Difference]: Finished difference. Result has 284 places, 286 transitions, 1038 flow [2021-11-22 15:36:31,953 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=1075, PETRI_DIFFERENCE_MINUEND_PLACES=277, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=296, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=19, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=1038, PETRI_PLACES=284, PETRI_TRANSITIONS=286} [2021-11-22 15:36:31,954 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 43 predicate places. [2021-11-22 15:36:31,954 INFO L470 AbstractCegarLoop]: Abstraction has has 284 places, 286 transitions, 1038 flow [2021-11-22 15:36:31,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 217.0) internal successors, (1736), 8 states have internal predecessors, (1736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:31,955 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:31,955 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:31,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-22 15:36:32,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:32,176 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:32,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:32,177 INFO L85 PathProgramCache]: Analyzing trace with hash 571686797, now seen corresponding path program 1 times [2021-11-22 15:36:32,177 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:32,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1015265071] [2021-11-22 15:36:32,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:36:32,178 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:32,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:32,178 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:32,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-22 15:36:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:36:32,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 15:36:32,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:34,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:36:34,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:35,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:36:35,980 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:35,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1015265071] [2021-11-22 15:36:35,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1015265071] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:36:35,981 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:36:35,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 35 [2021-11-22 15:36:35,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761083862] [2021-11-22 15:36:35,981 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:36:35,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-11-22 15:36:35,982 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:35,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-11-22 15:36:35,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=951, Unknown=0, NotChecked=0, Total=1190 [2021-11-22 15:36:35,989 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 203 out of 302 [2021-11-22 15:36:35,995 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 284 places, 286 transitions, 1038 flow. Second operand has 35 states, 35 states have (on average 205.65714285714284) internal successors, (7198), 35 states have internal predecessors, (7198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:35,996 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:35,996 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 203 of 302 [2021-11-22 15:36:35,996 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:41,793 INFO L129 PetriNetUnfolder]: 5735/13776 cut-off events. [2021-11-22 15:36:41,793 INFO L130 PetriNetUnfolder]: For 16035/16085 co-relation queries the response was YES. [2021-11-22 15:36:41,928 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33454 conditions, 13776 events. 5735/13776 cut-off events. For 16035/16085 co-relation queries the response was YES. Maximal size of possible extension queue 372. Compared 126762 event pairs, 2323 based on Foata normal form. 230/12157 useless extension candidates. Maximal degree in co-relation 33426. Up to 7075 conditions per place. [2021-11-22 15:36:41,999 INFO L132 encePairwiseOnDemand]: 279/302 looper letters, 111 selfloop transitions, 20 changer transitions 38/331 dead transitions. [2021-11-22 15:36:41,999 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 331 transitions, 1581 flow [2021-11-22 15:36:42,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-11-22 15:36:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2021-11-22 15:36:42,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 4975 transitions. [2021-11-22 15:36:42,009 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6863962472406181 [2021-11-22 15:36:42,009 INFO L72 ComplementDD]: Start complementDD. Operand 24 states and 4975 transitions. [2021-11-22 15:36:42,010 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 4975 transitions. [2021-11-22 15:36:42,012 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:42,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 4975 transitions. [2021-11-22 15:36:42,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 25 states, 24 states have (on average 207.29166666666666) internal successors, (4975), 24 states have internal predecessors, (4975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:42,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 25 states, 25 states have (on average 302.0) internal successors, (7550), 25 states have internal predecessors, (7550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:42,039 INFO L81 ComplementDD]: Finished complementDD. Result has 25 states, 25 states have (on average 302.0) internal successors, (7550), 25 states have internal predecessors, (7550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:42,039 INFO L186 Difference]: Start difference. First operand has 284 places, 286 transitions, 1038 flow. Second operand 24 states and 4975 transitions. [2021-11-22 15:36:42,039 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 331 transitions, 1581 flow [2021-11-22 15:36:42,110 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 289 places, 331 transitions, 1481 flow, removed 10 selfloop flow, removed 8 redundant places. [2021-11-22 15:36:42,117 INFO L242 Difference]: Finished difference. Result has 296 places, 290 transitions, 1069 flow [2021-11-22 15:36:42,118 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=959, PETRI_DIFFERENCE_MINUEND_PLACES=266, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=16, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=267, PETRI_DIFFERENCE_SUBTRAHEND_STATES=24, PETRI_FLOW=1069, PETRI_PLACES=296, PETRI_TRANSITIONS=290} [2021-11-22 15:36:42,119 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 55 predicate places. [2021-11-22 15:36:42,119 INFO L470 AbstractCegarLoop]: Abstraction has has 296 places, 290 transitions, 1069 flow [2021-11-22 15:36:42,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 205.65714285714284) internal successors, (7198), 35 states have internal predecessors, (7198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:42,122 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:42,122 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:42,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:36:42,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:42,347 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:42,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:42,348 INFO L85 PathProgramCache]: Analyzing trace with hash -375223611, now seen corresponding path program 2 times [2021-11-22 15:36:42,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:42,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1837694605] [2021-11-22 15:36:42,349 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 15:36:42,349 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:42,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:42,351 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:42,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-22 15:36:42,610 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 15:36:42,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:42,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:36:42,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:43,821 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:44,613 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:44,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1837694605] [2021-11-22 15:36:44,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1837694605] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:36:44,613 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:36:44,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-11-22 15:36:44,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573240170] [2021-11-22 15:36:44,613 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:36:44,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 15:36:44,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:44,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 15:36:44,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2021-11-22 15:36:44,619 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 302 [2021-11-22 15:36:44,622 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 296 places, 290 transitions, 1069 flow. Second operand has 18 states, 18 states have (on average 211.0) internal successors, (3798), 18 states have internal predecessors, (3798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:44,622 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:44,622 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 302 [2021-11-22 15:36:44,623 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:49,309 INFO L129 PetriNetUnfolder]: 5999/13386 cut-off events. [2021-11-22 15:36:49,310 INFO L130 PetriNetUnfolder]: For 15146/15153 co-relation queries the response was YES. [2021-11-22 15:36:49,417 INFO L84 FinitePrefix]: Finished finitePrefix Result has 33680 conditions, 13386 events. 5999/13386 cut-off events. For 15146/15153 co-relation queries the response was YES. Maximal size of possible extension queue 444. Compared 117481 event pairs, 576 based on Foata normal form. 73/11856 useless extension candidates. Maximal degree in co-relation 33648. Up to 6496 conditions per place. [2021-11-22 15:36:49,481 INFO L132 encePairwiseOnDemand]: 289/302 looper letters, 199 selfloop transitions, 39 changer transitions 53/460 dead transitions. [2021-11-22 15:36:49,481 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 310 places, 460 transitions, 2416 flow [2021-11-22 15:36:49,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 15:36:49,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2021-11-22 15:36:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 4366 transitions. [2021-11-22 15:36:49,488 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7228476821192052 [2021-11-22 15:36:49,489 INFO L72 ComplementDD]: Start complementDD. Operand 20 states and 4366 transitions. [2021-11-22 15:36:49,489 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 4366 transitions. [2021-11-22 15:36:49,491 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:49,491 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 20 states and 4366 transitions. [2021-11-22 15:36:49,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 21 states, 20 states have (on average 218.3) internal successors, (4366), 20 states have internal predecessors, (4366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:49,508 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 21 states, 21 states have (on average 302.0) internal successors, (6342), 21 states have internal predecessors, (6342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:49,510 INFO L81 ComplementDD]: Finished complementDD. Result has 21 states, 21 states have (on average 302.0) internal successors, (6342), 21 states have internal predecessors, (6342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:49,510 INFO L186 Difference]: Start difference. First operand has 296 places, 290 transitions, 1069 flow. Second operand 20 states and 4366 transitions. [2021-11-22 15:36:49,510 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 310 places, 460 transitions, 2416 flow [2021-11-22 15:36:49,563 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 295 places, 460 transitions, 2339 flow, removed 26 selfloop flow, removed 15 redundant places. [2021-11-22 15:36:49,569 INFO L242 Difference]: Finished difference. Result has 308 places, 316 transitions, 1334 flow [2021-11-22 15:36:49,570 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=1008, PETRI_DIFFERENCE_MINUEND_PLACES=276, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=290, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=265, PETRI_DIFFERENCE_SUBTRAHEND_STATES=20, PETRI_FLOW=1334, PETRI_PLACES=308, PETRI_TRANSITIONS=316} [2021-11-22 15:36:49,571 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 67 predicate places. [2021-11-22 15:36:49,571 INFO L470 AbstractCegarLoop]: Abstraction has has 308 places, 316 transitions, 1334 flow [2021-11-22 15:36:49,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 211.0) internal successors, (3798), 18 states have internal predecessors, (3798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:49,572 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:49,572 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:49,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-11-22 15:36:49,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:49,773 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:49,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:49,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1215967903, now seen corresponding path program 3 times [2021-11-22 15:36:49,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:49,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1240390453] [2021-11-22 15:36:49,775 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 15:36:49,775 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:49,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:49,776 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:49,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-22 15:36:50,082 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 15:36:50,082 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:50,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:36:50,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:51,125 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:51,126 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:51,827 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:51,827 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:51,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1240390453] [2021-11-22 15:36:51,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1240390453] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:36:51,827 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:36:51,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 18 [2021-11-22 15:36:51,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888787717] [2021-11-22 15:36:51,828 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:36:51,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 15:36:51,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:51,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 15:36:51,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-11-22 15:36:51,832 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 207 out of 302 [2021-11-22 15:36:51,835 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 308 places, 316 transitions, 1334 flow. Second operand has 18 states, 18 states have (on average 211.11111111111111) internal successors, (3800), 18 states have internal predecessors, (3800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:51,835 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:51,835 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 207 of 302 [2021-11-22 15:36:51,835 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:36:56,871 INFO L129 PetriNetUnfolder]: 5961/13708 cut-off events. [2021-11-22 15:36:56,871 INFO L130 PetriNetUnfolder]: For 27818/27818 co-relation queries the response was YES. [2021-11-22 15:36:57,004 INFO L84 FinitePrefix]: Finished finitePrefix Result has 37089 conditions, 13708 events. 5961/13708 cut-off events. For 27818/27818 co-relation queries the response was YES. Maximal size of possible extension queue 435. Compared 123254 event pairs, 753 based on Foata normal form. 18/12104 useless extension candidates. Maximal degree in co-relation 37047. Up to 6696 conditions per place. [2021-11-22 15:36:57,069 INFO L132 encePairwiseOnDemand]: 289/302 looper letters, 206 selfloop transitions, 44 changer transitions 46/465 dead transitions. [2021-11-22 15:36:57,069 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 316 places, 465 transitions, 2681 flow [2021-11-22 15:36:57,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 15:36:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-22 15:36:57,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 3321 transitions. [2021-11-22 15:36:57,075 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.733112582781457 [2021-11-22 15:36:57,076 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 3321 transitions. [2021-11-22 15:36:57,076 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 3321 transitions. [2021-11-22 15:36:57,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:36:57,078 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 3321 transitions. [2021-11-22 15:36:57,084 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 221.4) internal successors, (3321), 15 states have internal predecessors, (3321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:57,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 302.0) internal successors, (4832), 16 states have internal predecessors, (4832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:57,090 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 302.0) internal successors, (4832), 16 states have internal predecessors, (4832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:57,090 INFO L186 Difference]: Start difference. First operand has 308 places, 316 transitions, 1334 flow. Second operand 15 states and 3321 transitions. [2021-11-22 15:36:57,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 316 places, 465 transitions, 2681 flow [2021-11-22 15:36:57,192 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 309 places, 465 transitions, 2564 flow, removed 52 selfloop flow, removed 7 redundant places. [2021-11-22 15:36:57,198 INFO L242 Difference]: Finished difference. Result has 315 places, 323 transitions, 1495 flow [2021-11-22 15:36:57,199 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=1277, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=316, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=36, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=276, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=1495, PETRI_PLACES=315, PETRI_TRANSITIONS=323} [2021-11-22 15:36:57,199 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 74 predicate places. [2021-11-22 15:36:57,200 INFO L470 AbstractCegarLoop]: Abstraction has has 315 places, 323 transitions, 1495 flow [2021-11-22 15:36:57,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 211.11111111111111) internal successors, (3800), 18 states have internal predecessors, (3800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:57,201 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:36:57,201 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:36:57,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:36:57,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:36:57,402 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:36:57,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:36:57,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1883160261, now seen corresponding path program 4 times [2021-11-22 15:36:57,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:36:57,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1776667945] [2021-11-22 15:36:57,404 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-22 15:36:57,404 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:36:57,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:36:57,405 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:36:57,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-22 15:36:57,583 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-22 15:36:57,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 15:36:57,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 15:36:57,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:36:58,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:58,857 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:36:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:36:59,639 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:36:59,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1776667945] [2021-11-22 15:36:59,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1776667945] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:36:59,639 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:36:59,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 8] total 21 [2021-11-22 15:36:59,640 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225902215] [2021-11-22 15:36:59,640 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:36:59,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-22 15:36:59,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:36:59,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-22 15:36:59,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2021-11-22 15:36:59,644 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 206 out of 302 [2021-11-22 15:36:59,646 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 315 places, 323 transitions, 1495 flow. Second operand has 21 states, 21 states have (on average 209.95238095238096) internal successors, (4409), 21 states have internal predecessors, (4409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:36:59,646 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:36:59,647 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 206 of 302 [2021-11-22 15:36:59,647 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 15:37:04,547 INFO L129 PetriNetUnfolder]: 4725/10456 cut-off events. [2021-11-22 15:37:04,547 INFO L130 PetriNetUnfolder]: For 22605/22627 co-relation queries the response was YES. [2021-11-22 15:37:04,652 INFO L84 FinitePrefix]: Finished finitePrefix Result has 29341 conditions, 10456 events. 4725/10456 cut-off events. For 22605/22627 co-relation queries the response was YES. Maximal size of possible extension queue 306. Compared 87455 event pairs, 662 based on Foata normal form. 59/9145 useless extension candidates. Maximal degree in co-relation 29296. Up to 5356 conditions per place. [2021-11-22 15:37:04,864 INFO L132 encePairwiseOnDemand]: 279/302 looper letters, 133 selfloop transitions, 26 changer transitions 46/370 dead transitions. [2021-11-22 15:37:04,864 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 330 places, 370 transitions, 2020 flow [2021-11-22 15:37:04,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 15:37:04,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2021-11-22 15:37:04,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 4661 transitions. [2021-11-22 15:37:04,874 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7015352197471403 [2021-11-22 15:37:04,874 INFO L72 ComplementDD]: Start complementDD. Operand 22 states and 4661 transitions. [2021-11-22 15:37:04,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 4661 transitions. [2021-11-22 15:37:04,877 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:37:04,877 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 22 states and 4661 transitions. [2021-11-22 15:37:04,888 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 23 states, 22 states have (on average 211.86363636363637) internal successors, (4661), 22 states have internal predecessors, (4661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:37:04,896 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 23 states, 23 states have (on average 302.0) internal successors, (6946), 23 states have internal predecessors, (6946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:37:04,898 INFO L81 ComplementDD]: Finished complementDD. Result has 23 states, 23 states have (on average 302.0) internal successors, (6946), 23 states have internal predecessors, (6946), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:37:04,898 INFO L186 Difference]: Start difference. First operand has 315 places, 323 transitions, 1495 flow. Second operand 22 states and 4661 transitions. [2021-11-22 15:37:04,899 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 330 places, 370 transitions, 2020 flow [2021-11-22 15:37:05,038 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 316 places, 370 transitions, 1870 flow, removed 27 selfloop flow, removed 14 redundant places. [2021-11-22 15:37:05,044 INFO L242 Difference]: Finished difference. Result has 317 places, 296 transitions, 1191 flow [2021-11-22 15:37:05,045 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=302, PETRI_DIFFERENCE_MINUEND_FLOW=1216, PETRI_DIFFERENCE_MINUEND_PLACES=295, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=306, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=280, PETRI_DIFFERENCE_SUBTRAHEND_STATES=22, PETRI_FLOW=1191, PETRI_PLACES=317, PETRI_TRANSITIONS=296} [2021-11-22 15:37:05,046 INFO L334 CegarLoopForPetriNet]: 241 programPoint places, 76 predicate places. [2021-11-22 15:37:05,046 INFO L470 AbstractCegarLoop]: Abstraction has has 317 places, 296 transitions, 1191 flow [2021-11-22 15:37:05,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 209.95238095238096) internal successors, (4409), 21 states have internal predecessors, (4409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:37:05,047 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 15:37:05,047 INFO L254 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:37:05,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:37:05,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 [2021-11-22 15:37:05,248 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err1INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-22 15:37:05,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:37:05,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1465686839, now seen corresponding path program 1 times [2021-11-22 15:37:05,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 15:37:05,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1448927702] [2021-11-22 15:37:05,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:37:05,250 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 15:37:05,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat [2021-11-22 15:37:05,256 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 15:37:05,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a842033-b624-4bf7-aba2-067e54ffbb48/bin/uautomizer-w2VwFs6gM0/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-22 15:37:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:37:05,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 355 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-22 15:37:05,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:37:07,412 INFO L354 Elim1Store]: treesize reduction 108, result has 0.9 percent of original size [2021-11-22 15:37:07,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 93 treesize of output 21 [2021-11-22 15:37:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 15:37:08,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 15:37:10,934 INFO L354 Elim1Store]: treesize reduction 456, result has 9.7 percent of original size [2021-11-22 15:37:10,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 93 treesize of output 70 [2021-11-22 15:37:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 15:37:48,518 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 15:37:48,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1448927702] [2021-11-22 15:37:48,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1448927702] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 15:37:48,518 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 15:37:48,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 13] total 25 [2021-11-22 15:37:48,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317236748] [2021-11-22 15:37:48,518 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 15:37:48,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-11-22 15:37:48,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 15:37:48,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-11-22 15:37:48,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=524, Unknown=1, NotChecked=0, Total=600 [2021-11-22 15:37:48,523 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 177 out of 302 [2021-11-22 15:37:48,525 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 317 places, 296 transitions, 1191 flow. Second operand has 25 states, 25 states have (on average 183.32) internal successors, (4583), 25 states have internal predecessors, (4583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:37:48,525 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 15:37:48,525 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 177 of 302 [2021-11-22 15:37:48,525 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand