./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i --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_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/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_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/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_b0ed9627-3c86-4e51-a0c6-e579af604be9/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 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 16:20:00,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 16:20:00,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 16:20:00,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 16:20:00,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 16:20:00,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 16:20:00,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 16:20:00,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 16:20:00,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 16:20:00,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 16:20:00,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 16:20:00,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 16:20:00,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 16:20:00,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 16:20:00,533 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 16:20:00,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 16:20:00,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 16:20:00,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 16:20:00,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 16:20:00,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 16:20:00,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 16:20:00,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 16:20:00,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 16:20:00,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 16:20:00,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 16:20:00,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 16:20:00,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 16:20:00,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 16:20:00,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 16:20:00,557 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 16:20:00,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 16:20:00,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 16:20:00,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 16:20:00,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 16:20:00,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 16:20:00,563 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 16:20:00,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 16:20:00,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 16:20:00,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 16:20:00,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 16:20:00,567 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 16:20:00,568 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-22 16:20:00,597 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 16:20:00,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 16:20:00,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 16:20:00,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 16:20:00,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 16:20:00,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 16:20:00,606 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 16:20:00,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 16:20:00,607 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 16:20:00,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 16:20:00,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 16:20:00,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 16:20:00,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 16:20:00,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 16:20:00,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 16:20:00,610 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 16:20:00,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 16:20:00,610 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 16:20:00,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 16:20:00,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 16:20:00,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 16:20:00,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 16:20:00,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:20:00,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 16:20:00,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 16:20:00,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 16:20:00,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 16:20:00,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 16:20:00,614 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 16:20:00,615 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 16:20:00,616 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 16:20:00,616 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 16:20:00,616 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_b0ed9627-3c86-4e51-a0c6-e579af604be9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c0354ee6107efc04d15102ecf9eef73430e38e14b70f16419cd07cd733fd0df [2021-11-22 16:20:00,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 16:20:00,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 16:20:00,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 16:20:00,943 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 16:20:00,944 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 16:20:00,945 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-11-22 16:20:01,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/data/01cdb218c/8f352ea33f9a47df912bd0604a609b6e/FLAG000c692b9 [2021-11-22 16:20:01,692 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 16:20:01,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i [2021-11-22 16:20:01,718 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/data/01cdb218c/8f352ea33f9a47df912bd0604a609b6e/FLAG000c692b9 [2021-11-22 16:20:01,943 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/data/01cdb218c/8f352ea33f9a47df912bd0604a609b6e [2021-11-22 16:20:01,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 16:20:01,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 16:20:01,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 16:20:01,951 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 16:20:01,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 16:20:01,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:01" (1/1) ... [2021-11-22 16:20:01,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2aed26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:01, skipping insertion in model container [2021-11-22 16:20:01,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:01" (1/1) ... [2021-11-22 16:20:01,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 16:20:02,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 16:20:02,552 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_b0ed9627-3c86-4e51-a0c6-e579af604be9/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-11-22 16:20:02,579 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:20:02,596 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 16:20:02,630 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_b0ed9627-3c86-4e51-a0c6-e579af604be9/sv-benchmarks/c/goblint-regression/28-race_reach_75-tricky_address2_racefree.i[41323,41336] [2021-11-22 16:20:02,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 16:20:02,716 INFO L208 MainTranslator]: Completed translation [2021-11-22 16:20:02,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02 WrapperNode [2021-11-22 16:20:02,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 16:20:02,719 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 16:20:02,719 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 16:20:02,719 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 16:20:02,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,798 INFO L137 Inliner]: procedures = 270, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2021-11-22 16:20:02,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 16:20:02,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 16:20:02,800 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 16:20:02,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 16:20:02,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,812 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,812 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,837 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 16:20:02,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 16:20:02,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 16:20:02,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 16:20:02,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (1/1) ... [2021-11-22 16:20:02,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 16:20:02,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:02,888 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 16:20:02,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 16:20:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 16:20:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 16:20:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 16:20:02,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 16:20:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-22 16:20:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 16:20:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-22 16:20:02,942 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-22 16:20:02,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 16:20:02,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 16:20:02,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 16:20:02,946 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 16:20:03,166 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 16:20:03,168 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 16:20:03,528 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 16:20:03,538 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 16:20:03,547 INFO L301 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-22 16:20:03,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:03 BoogieIcfgContainer [2021-11-22 16:20:03,549 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 16:20:03,551 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 16:20:03,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 16:20:03,555 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 16:20:03,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:20:01" (1/3) ... [2021-11-22 16:20:03,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3048fd07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:03, skipping insertion in model container [2021-11-22 16:20:03,556 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:02" (2/3) ... [2021-11-22 16:20:03,556 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3048fd07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:03, skipping insertion in model container [2021-11-22 16:20:03,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:03" (3/3) ... [2021-11-22 16:20:03,558 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_75-tricky_address2_racefree.i [2021-11-22 16:20:03,572 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 16:20:03,572 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 16:20:03,572 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-22 16:20:03,573 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 16:20:03,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,666 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,669 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,669 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,669 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,677 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,678 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,679 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,680 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,681 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,682 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,682 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,682 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,683 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,684 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,684 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,684 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,685 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,686 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,689 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,690 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,691 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,697 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,698 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,699 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,700 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,701 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,702 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,703 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,707 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,708 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,709 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,710 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,711 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,715 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,716 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,717 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,718 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,719 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,726 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,727 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,728 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:03,734 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-22 16:20:03,785 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:20:03,792 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 16:20:03,792 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-22 16:20:03,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 197 transitions, 402 flow [2021-11-22 16:20:03,894 INFO L129 PetriNetUnfolder]: 45/269 cut-off events. [2021-11-22 16:20:03,894 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2021-11-22 16:20:03,903 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 269 events. 45/269 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 860 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 147. Up to 8 conditions per place. [2021-11-22 16:20:03,903 INFO L82 GeneralOperation]: Start removeDead. Operand has 169 places, 197 transitions, 402 flow [2021-11-22 16:20:03,912 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 165 places, 192 transitions, 389 flow [2021-11-22 16:20:03,935 INFO L129 PetriNetUnfolder]: 12/127 cut-off events. [2021-11-22 16:20:03,935 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-22 16:20:03,936 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:03,936 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] [2021-11-22 16:20:03,937 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:03,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:03,942 INFO L85 PathProgramCache]: Analyzing trace with hash -706001553, now seen corresponding path program 1 times [2021-11-22 16:20:03,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:03,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785263441] [2021-11-22 16:20:03,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:03,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:04,150 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 16:20:04,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:04,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785263441] [2021-11-22 16:20:04,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785263441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:04,152 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:04,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:20:04,154 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134887566] [2021-11-22 16:20:04,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:04,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:20:04,164 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:04,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:20:04,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:20:04,198 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 166 out of 197 [2021-11-22 16:20:04,202 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 192 transitions, 389 flow. Second operand has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 0 states have call successors, (0), 0 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 16:20:04,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:04,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 166 of 197 [2021-11-22 16:20:04,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:04,260 INFO L129 PetriNetUnfolder]: 4/221 cut-off events. [2021-11-22 16:20:04,260 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-22 16:20:04,262 INFO L84 FinitePrefix]: Finished finitePrefix Result has 228 conditions, 221 events. 4/221 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 641 event pairs, 0 based on Foata normal form. 40/248 useless extension candidates. Maximal degree in co-relation 122. Up to 4 conditions per place. [2021-11-22 16:20:04,264 INFO L132 encePairwiseOnDemand]: 170/197 looper letters, 1 selfloop transitions, 0 changer transitions 1/163 dead transitions. [2021-11-22 16:20:04,265 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 163 transitions, 333 flow [2021-11-22 16:20:04,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:20:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-22 16:20:04,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 360 transitions. [2021-11-22 16:20:04,280 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9137055837563451 [2021-11-22 16:20:04,280 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 360 transitions. [2021-11-22 16:20:04,281 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 360 transitions. [2021-11-22 16:20:04,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:04,286 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 360 transitions. [2021-11-22 16:20:04,290 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 180.0) internal successors, (360), 2 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 16:20:04,297 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 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 16:20:04,298 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 197.0) internal successors, (591), 3 states have internal predecessors, (591), 0 states have call successors, (0), 0 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 16:20:04,300 INFO L186 Difference]: Start difference. First operand has 165 places, 192 transitions, 389 flow. Second operand 2 states and 360 transitions. [2021-11-22 16:20:04,301 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 164 places, 163 transitions, 333 flow [2021-11-22 16:20:04,306 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 164 places, 163 transitions, 333 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 16:20:04,312 INFO L242 Difference]: Finished difference. Result has 164 places, 162 transitions, 329 flow [2021-11-22 16:20:04,314 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=331, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=163, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=329, PETRI_PLACES=164, PETRI_TRANSITIONS=162} [2021-11-22 16:20:04,318 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, -1 predicate places. [2021-11-22 16:20:04,318 INFO L470 AbstractCegarLoop]: Abstraction has has 164 places, 162 transitions, 329 flow [2021-11-22 16:20:04,319 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 167.0) internal successors, (334), 2 states have internal predecessors, (334), 0 states have call successors, (0), 0 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 16:20:04,319 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:04,319 INFO L254 CegarLoopForPetriNet]: trace histogram [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] [2021-11-22 16:20:04,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 16:20:04,320 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:04,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:04,321 INFO L85 PathProgramCache]: Analyzing trace with hash -932142378, now seen corresponding path program 1 times [2021-11-22 16:20:04,321 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:04,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574328464] [2021-11-22 16:20:04,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:04,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:04,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:04,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574328464] [2021-11-22 16:20:04,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574328464] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:04,409 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:04,409 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:04,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354734879] [2021-11-22 16:20:04,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:04,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:04,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:04,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:04,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:04,414 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 159 out of 197 [2021-11-22 16:20:04,415 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 162 transitions, 329 flow. Second operand has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 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 16:20:04,416 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:04,416 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 159 of 197 [2021-11-22 16:20:04,416 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:04,477 INFO L129 PetriNetUnfolder]: 4/224 cut-off events. [2021-11-22 16:20:04,478 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-22 16:20:04,479 INFO L84 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 224 events. 4/224 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 638 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 239. Up to 9 conditions per place. [2021-11-22 16:20:04,481 INFO L132 encePairwiseOnDemand]: 194/197 looper letters, 10 selfloop transitions, 2 changer transitions 0/166 dead transitions. [2021-11-22 16:20:04,481 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 165 places, 166 transitions, 361 flow [2021-11-22 16:20:04,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:04,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-22 16:20:04,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 490 transitions. [2021-11-22 16:20:04,485 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8291032148900169 [2021-11-22 16:20:04,485 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 490 transitions. [2021-11-22 16:20:04,485 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 490 transitions. [2021-11-22 16:20:04,486 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:04,486 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 490 transitions. [2021-11-22 16:20:04,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 163.33333333333334) internal successors, (490), 3 states have internal predecessors, (490), 0 states have call successors, (0), 0 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 16:20:04,491 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 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 16:20:04,492 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 197.0) internal successors, (788), 4 states have internal predecessors, (788), 0 states have call successors, (0), 0 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 16:20:04,493 INFO L186 Difference]: Start difference. First operand has 164 places, 162 transitions, 329 flow. Second operand 3 states and 490 transitions. [2021-11-22 16:20:04,493 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 165 places, 166 transitions, 361 flow [2021-11-22 16:20:04,495 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 166 transitions, 361 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 16:20:04,499 INFO L242 Difference]: Finished difference. Result has 166 places, 163 transitions, 341 flow [2021-11-22 16:20:04,500 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=329, PETRI_DIFFERENCE_MINUEND_PLACES=163, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=162, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=160, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=341, PETRI_PLACES=166, PETRI_TRANSITIONS=163} [2021-11-22 16:20:04,501 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 1 predicate places. [2021-11-22 16:20:04,501 INFO L470 AbstractCegarLoop]: Abstraction has has 166 places, 163 transitions, 341 flow [2021-11-22 16:20:04,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 160.33333333333334) internal successors, (481), 3 states have internal predecessors, (481), 0 states have call successors, (0), 0 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 16:20:04,502 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:04,502 INFO L254 CegarLoopForPetriNet]: trace histogram [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] [2021-11-22 16:20:04,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 16:20:04,502 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:04,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:04,503 INFO L85 PathProgramCache]: Analyzing trace with hash -408777690, now seen corresponding path program 1 times [2021-11-22 16:20:04,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:04,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807435973] [2021-11-22 16:20:04,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:04,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:04,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:04,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:04,630 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:04,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807435973] [2021-11-22 16:20:04,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807435973] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:04,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [601454138] [2021-11-22 16:20:04,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:04,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:04,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:04,633 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:04,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-22 16:20:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:04,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:20:04,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:04,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:04,952 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:05,133 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:05,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [601454138] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:05,134 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:05,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-22 16:20:05,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981369843] [2021-11-22 16:20:05,135 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:05,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 16:20:05,144 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:05,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 16:20:05,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-22 16:20:05,152 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-11-22 16:20:05,156 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 166 places, 163 transitions, 341 flow. Second operand has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 0 states have call successors, (0), 0 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 16:20:05,157 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:05,157 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-11-22 16:20:05,157 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:05,307 INFO L129 PetriNetUnfolder]: 4/231 cut-off events. [2021-11-22 16:20:05,307 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-22 16:20:05,310 INFO L84 FinitePrefix]: Finished finitePrefix Result has 266 conditions, 231 events. 4/231 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 2/222 useless extension candidates. Maximal degree in co-relation 260. Up to 6 conditions per place. [2021-11-22 16:20:05,311 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 11 selfloop transitions, 9 changer transitions 0/173 dead transitions. [2021-11-22 16:20:05,311 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 174 places, 173 transitions, 403 flow [2021-11-22 16:20:05,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 16:20:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-22 16:20:05,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1444 transitions. [2021-11-22 16:20:05,318 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.81443880428652 [2021-11-22 16:20:05,318 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1444 transitions. [2021-11-22 16:20:05,318 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1444 transitions. [2021-11-22 16:20:05,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:05,320 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1444 transitions. [2021-11-22 16:20:05,325 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 160.44444444444446) internal successors, (1444), 9 states have internal predecessors, (1444), 0 states have call successors, (0), 0 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 16:20:05,330 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 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 16:20:05,332 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 197.0) internal successors, (1970), 10 states have internal predecessors, (1970), 0 states have call successors, (0), 0 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 16:20:05,333 INFO L186 Difference]: Start difference. First operand has 166 places, 163 transitions, 341 flow. Second operand 9 states and 1444 transitions. [2021-11-22 16:20:05,333 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 174 places, 173 transitions, 403 flow [2021-11-22 16:20:05,337 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 173 places, 173 transitions, 401 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:05,344 INFO L242 Difference]: Finished difference. Result has 176 places, 169 transitions, 389 flow [2021-11-22 16:20:05,345 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=339, PETRI_DIFFERENCE_MINUEND_PLACES=165, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=157, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=389, PETRI_PLACES=176, PETRI_TRANSITIONS=169} [2021-11-22 16:20:05,347 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 11 predicate places. [2021-11-22 16:20:05,349 INFO L470 AbstractCegarLoop]: Abstraction has has 176 places, 169 transitions, 389 flow [2021-11-22 16:20:05,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 160.1) internal successors, (1601), 10 states have internal predecessors, (1601), 0 states have call successors, (0), 0 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 16:20:05,351 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:05,351 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 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] [2021-11-22 16:20:05,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:05,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:05,575 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:05,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:05,576 INFO L85 PathProgramCache]: Analyzing trace with hash 81295910, now seen corresponding path program 2 times [2021-11-22 16:20:05,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:05,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710636256] [2021-11-22 16:20:05,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:05,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:05,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:05,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710636256] [2021-11-22 16:20:05,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710636256] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:05,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10468996] [2021-11-22 16:20:05,724 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 16:20:05,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:05,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:05,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:05,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 16:20:05,827 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 16:20:05,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 16:20:05,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 16:20:05,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:06,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:06,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [10468996] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:06,208 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:06,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-22 16:20:06,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398019290] [2021-11-22 16:20:06,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:06,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 16:20:06,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:06,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 16:20:06,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-22 16:20:06,220 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-11-22 16:20:06,225 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 169 transitions, 389 flow. Second operand has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 0 states have call successors, (0), 0 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 16:20:06,226 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:06,226 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-11-22 16:20:06,226 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:06,491 INFO L129 PetriNetUnfolder]: 4/251 cut-off events. [2021-11-22 16:20:06,491 INFO L130 PetriNetUnfolder]: For 22/22 co-relation queries the response was YES. [2021-11-22 16:20:06,492 INFO L84 FinitePrefix]: Finished finitePrefix Result has 355 conditions, 251 events. 4/251 cut-off events. For 22/22 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 4/244 useless extension candidates. Maximal degree in co-relation 347. Up to 11 conditions per place. [2021-11-22 16:20:06,494 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 19 selfloop transitions, 21 changer transitions 0/193 dead transitions. [2021-11-22 16:20:06,494 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 196 places, 193 transitions, 577 flow [2021-11-22 16:20:06,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 16:20:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-22 16:20:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 3362 transitions. [2021-11-22 16:20:06,507 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8126661832245589 [2021-11-22 16:20:06,507 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 3362 transitions. [2021-11-22 16:20:06,507 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 3362 transitions. [2021-11-22 16:20:06,510 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:06,510 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 3362 transitions. [2021-11-22 16:20:06,522 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 160.0952380952381) internal successors, (3362), 21 states have internal predecessors, (3362), 0 states have call successors, (0), 0 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 16:20:06,533 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 0 states have call successors, (0), 0 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 16:20:06,536 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 197.0) internal successors, (4334), 22 states have internal predecessors, (4334), 0 states have call successors, (0), 0 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 16:20:06,536 INFO L186 Difference]: Start difference. First operand has 176 places, 169 transitions, 389 flow. Second operand 21 states and 3362 transitions. [2021-11-22 16:20:06,537 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 196 places, 193 transitions, 577 flow [2021-11-22 16:20:06,542 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 195 places, 193 transitions, 563 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:06,549 INFO L242 Difference]: Finished difference. Result has 200 places, 182 transitions, 513 flow [2021-11-22 16:20:06,549 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=383, PETRI_DIFFERENCE_MINUEND_PLACES=175, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=169, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=513, PETRI_PLACES=200, PETRI_TRANSITIONS=182} [2021-11-22 16:20:06,551 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 35 predicate places. [2021-11-22 16:20:06,551 INFO L470 AbstractCegarLoop]: Abstraction has has 200 places, 182 transitions, 513 flow [2021-11-22 16:20:06,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 160.27777777777777) internal successors, (2885), 18 states have internal predecessors, (2885), 0 states have call successors, (0), 0 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 16:20:06,553 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:06,553 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 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] [2021-11-22 16:20:06,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:06,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-11-22 16:20:06,779 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:06,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:06,780 INFO L85 PathProgramCache]: Analyzing trace with hash 653252134, now seen corresponding path program 3 times [2021-11-22 16:20:06,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:06,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133806828] [2021-11-22 16:20:06,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:07,008 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:07,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:07,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133806828] [2021-11-22 16:20:07,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133806828] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:07,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640478251] [2021-11-22 16:20:07,009 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 16:20:07,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:07,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:07,011 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:07,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 16:20:07,127 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-22 16:20:07,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 16:20:07,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 16:20:07,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:07,319 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:07,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:07,565 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 16:20:07,565 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640478251] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:07,566 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:07,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-22 16:20:07,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031818383] [2021-11-22 16:20:07,566 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:07,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-22 16:20:07,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:07,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-22 16:20:07,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-22 16:20:07,576 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 158 out of 197 [2021-11-22 16:20:07,598 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 182 transitions, 513 flow. Second operand has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 0 states have call successors, (0), 0 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 16:20:07,598 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:07,598 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 158 of 197 [2021-11-22 16:20:07,598 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:07,984 INFO L129 PetriNetUnfolder]: 4/266 cut-off events. [2021-11-22 16:20:07,984 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-11-22 16:20:07,986 INFO L84 FinitePrefix]: Finished finitePrefix Result has 456 conditions, 266 events. 4/266 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 633 event pairs, 0 based on Foata normal form. 3/258 useless extension candidates. Maximal degree in co-relation 443. Up to 17 conditions per place. [2021-11-22 16:20:07,989 INFO L132 encePairwiseOnDemand]: 191/197 looper letters, 25 selfloop transitions, 30 changer transitions 0/208 dead transitions. [2021-11-22 16:20:07,989 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 229 places, 208 transitions, 769 flow [2021-11-22 16:20:07,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 16:20:07,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-22 16:20:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 4798 transitions. [2021-11-22 16:20:08,005 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.811844331641286 [2021-11-22 16:20:08,005 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 4798 transitions. [2021-11-22 16:20:08,005 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 4798 transitions. [2021-11-22 16:20:08,009 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:08,009 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 4798 transitions. [2021-11-22 16:20:08,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 159.93333333333334) internal successors, (4798), 30 states have internal predecessors, (4798), 0 states have call successors, (0), 0 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 16:20:08,039 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 0 states have call successors, (0), 0 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 16:20:08,044 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 197.0) internal successors, (6107), 31 states have internal predecessors, (6107), 0 states have call successors, (0), 0 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 16:20:08,044 INFO L186 Difference]: Start difference. First operand has 200 places, 182 transitions, 513 flow. Second operand 30 states and 4798 transitions. [2021-11-22 16:20:08,044 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 229 places, 208 transitions, 769 flow [2021-11-22 16:20:08,055 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 223 places, 208 transitions, 739 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-11-22 16:20:08,060 INFO L242 Difference]: Finished difference. Result has 227 places, 192 transitions, 641 flow [2021-11-22 16:20:08,061 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=197, PETRI_DIFFERENCE_MINUEND_FLOW=489, PETRI_DIFFERENCE_MINUEND_PLACES=194, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=182, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=159, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=641, PETRI_PLACES=227, PETRI_TRANSITIONS=192} [2021-11-22 16:20:08,064 INFO L334 CegarLoopForPetriNet]: 165 programPoint places, 62 predicate places. [2021-11-22 16:20:08,064 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 192 transitions, 641 flow [2021-11-22 16:20:08,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 160.43478260869566) internal successors, (3690), 23 states have internal predecessors, (3690), 0 states have call successors, (0), 0 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 16:20:08,066 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:08,068 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 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] [2021-11-22 16:20:08,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:08,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:08,289 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-22 16:20:08,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:08,290 INFO L85 PathProgramCache]: Analyzing trace with hash -2059256618, now seen corresponding path program 4 times [2021-11-22 16:20:08,290 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:08,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520073210] [2021-11-22 16:20:08,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:08,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:20:08,338 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:20:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:20:08,407 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:20:08,407 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 16:20:08,408 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2021-11-22 16:20:08,410 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2021-11-22 16:20:08,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2021-11-22 16:20:08,411 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2021-11-22 16:20:08,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 16:20:08,415 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2021-11-22 16:20:08,417 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-22 16:20:08,417 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-22 16:20:08,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,463 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,468 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,469 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,470 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,471 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,472 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,473 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,474 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,475 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,476 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,477 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,478 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,479 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,480 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,481 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,482 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,483 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,495 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:08,497 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-22 16:20:08,501 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:20:08,505 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 16:20:08,505 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-22 16:20:08,509 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 269 transitions, 556 flow [2021-11-22 16:20:08,579 INFO L129 PetriNetUnfolder]: 75/438 cut-off events. [2021-11-22 16:20:08,580 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2021-11-22 16:20:08,586 INFO L84 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 438 events. 75/438 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1740 event pairs, 0 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 271. Up to 12 conditions per place. [2021-11-22 16:20:08,586 INFO L82 GeneralOperation]: Start removeDead. Operand has 229 places, 269 transitions, 556 flow [2021-11-22 16:20:08,597 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 229 places, 269 transitions, 556 flow [2021-11-22 16:20:08,607 INFO L129 PetriNetUnfolder]: 15/139 cut-off events. [2021-11-22 16:20:08,608 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-22 16:20:08,608 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:08,608 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] [2021-11-22 16:20:08,608 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:08,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:08,609 INFO L85 PathProgramCache]: Analyzing trace with hash -280318449, now seen corresponding path program 1 times [2021-11-22 16:20:08,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:08,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943055824] [2021-11-22 16:20:08,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:08,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:08,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:08,650 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 16:20:08,651 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:08,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943055824] [2021-11-22 16:20:08,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943055824] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:08,653 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:08,653 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 16:20:08,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385962677] [2021-11-22 16:20:08,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:08,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 16:20:08,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:08,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 16:20:08,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 16:20:08,658 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 223 out of 269 [2021-11-22 16:20:08,659 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 269 transitions, 556 flow. Second operand has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 0 states have call successors, (0), 0 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 16:20:08,659 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:08,659 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 223 of 269 [2021-11-22 16:20:08,659 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:08,737 INFO L129 PetriNetUnfolder]: 9/367 cut-off events. [2021-11-22 16:20:08,738 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-11-22 16:20:08,742 INFO L84 FinitePrefix]: Finished finitePrefix Result has 388 conditions, 367 events. 9/367 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1433 event pairs, 0 based on Foata normal form. 91/437 useless extension candidates. Maximal degree in co-relation 230. Up to 7 conditions per place. [2021-11-22 16:20:08,744 INFO L132 encePairwiseOnDemand]: 230/269 looper letters, 4 selfloop transitions, 0 changer transitions 1/227 dead transitions. [2021-11-22 16:20:08,744 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 227 transitions, 480 flow [2021-11-22 16:20:08,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 16:20:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-11-22 16:20:08,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 489 transitions. [2021-11-22 16:20:08,747 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9089219330855018 [2021-11-22 16:20:08,747 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 489 transitions. [2021-11-22 16:20:08,748 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 489 transitions. [2021-11-22 16:20:08,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:08,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 489 transitions. [2021-11-22 16:20:08,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 244.5) internal successors, (489), 2 states have internal predecessors, (489), 0 states have call successors, (0), 0 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 16:20:08,752 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 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 16:20:08,752 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 269.0) internal successors, (807), 3 states have internal predecessors, (807), 0 states have call successors, (0), 0 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 16:20:08,753 INFO L186 Difference]: Start difference. First operand has 229 places, 269 transitions, 556 flow. Second operand 2 states and 489 transitions. [2021-11-22 16:20:08,753 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 227 places, 227 transitions, 480 flow [2021-11-22 16:20:08,756 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 227 places, 227 transitions, 480 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 16:20:08,760 INFO L242 Difference]: Finished difference. Result has 227 places, 226 transitions, 470 flow [2021-11-22 16:20:08,760 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=472, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=227, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=470, PETRI_PLACES=227, PETRI_TRANSITIONS=226} [2021-11-22 16:20:08,762 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, -2 predicate places. [2021-11-22 16:20:08,762 INFO L470 AbstractCegarLoop]: Abstraction has has 227 places, 226 transitions, 470 flow [2021-11-22 16:20:08,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 224.0) internal successors, (448), 2 states have internal predecessors, (448), 0 states have call successors, (0), 0 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 16:20:08,763 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:08,763 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] [2021-11-22 16:20:08,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-22 16:20:08,764 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:08,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:08,764 INFO L85 PathProgramCache]: Analyzing trace with hash -2106119919, now seen corresponding path program 1 times [2021-11-22 16:20:08,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:08,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126427649] [2021-11-22 16:20:08,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:08,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:08,810 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 16:20:08,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:08,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126427649] [2021-11-22 16:20:08,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126427649] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:08,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:08,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:08,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [12391506] [2021-11-22 16:20:08,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:08,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:08,816 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:08,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:08,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:08,819 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-11-22 16:20:08,820 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 226 transitions, 470 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 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 16:20:08,820 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:08,820 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-11-22 16:20:08,822 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:08,916 INFO L129 PetriNetUnfolder]: 9/370 cut-off events. [2021-11-22 16:20:08,917 INFO L130 PetriNetUnfolder]: For 18/22 co-relation queries the response was YES. [2021-11-22 16:20:08,921 INFO L84 FinitePrefix]: Finished finitePrefix Result has 403 conditions, 370 events. 9/370 cut-off events. For 18/22 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1429 event pairs, 0 based on Foata normal form. 0/350 useless extension candidates. Maximal degree in co-relation 398. Up to 14 conditions per place. [2021-11-22 16:20:08,923 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/230 dead transitions. [2021-11-22 16:20:08,923 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 228 places, 230 transitions, 508 flow [2021-11-22 16:20:08,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-22 16:20:08,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-11-22 16:20:08,926 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-11-22 16:20:08,926 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-11-22 16:20:08,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-11-22 16:20:08,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:08,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-11-22 16:20:08,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 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 16:20:08,932 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 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 16:20:08,933 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 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 16:20:08,933 INFO L186 Difference]: Start difference. First operand has 227 places, 226 transitions, 470 flow. Second operand 3 states and 664 transitions. [2021-11-22 16:20:08,933 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 228 places, 230 transitions, 508 flow [2021-11-22 16:20:08,935 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 228 places, 230 transitions, 508 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 16:20:08,939 INFO L242 Difference]: Finished difference. Result has 229 places, 227 transitions, 482 flow [2021-11-22 16:20:08,940 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=470, PETRI_DIFFERENCE_MINUEND_PLACES=226, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=226, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=482, PETRI_PLACES=229, PETRI_TRANSITIONS=227} [2021-11-22 16:20:08,941 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 0 predicate places. [2021-11-22 16:20:08,942 INFO L470 AbstractCegarLoop]: Abstraction has has 229 places, 227 transitions, 482 flow [2021-11-22 16:20:08,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 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 16:20:08,942 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:08,943 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] [2021-11-22 16:20:08,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-22 16:20:08,943 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:08,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:08,944 INFO L85 PathProgramCache]: Analyzing trace with hash 178238190, now seen corresponding path program 1 times [2021-11-22 16:20:08,944 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:08,944 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965986617] [2021-11-22 16:20:08,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:08,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:08,992 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 16:20:08,993 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:08,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965986617] [2021-11-22 16:20:08,993 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965986617] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:08,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848671498] [2021-11-22 16:20:08,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:08,994 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:08,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:08,999 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:09,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-22 16:20:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:09,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 16:20:09,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:09,166 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 16:20:09,166 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 16:20:09,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848671498] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:09,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 16:20:09,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-22 16:20:09,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802142562] [2021-11-22 16:20:09,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:09,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:09,168 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:09,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:09,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 16:20:09,170 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 216 out of 269 [2021-11-22 16:20:09,172 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 229 places, 227 transitions, 482 flow. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 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 16:20:09,172 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:09,172 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 216 of 269 [2021-11-22 16:20:09,172 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:09,262 INFO L129 PetriNetUnfolder]: 7/325 cut-off events. [2021-11-22 16:20:09,262 INFO L130 PetriNetUnfolder]: For 15/34 co-relation queries the response was YES. [2021-11-22 16:20:09,268 INFO L84 FinitePrefix]: Finished finitePrefix Result has 368 conditions, 325 events. 7/325 cut-off events. For 15/34 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1107 event pairs, 0 based on Foata normal form. 1/310 useless extension candidates. Maximal degree in co-relation 361. Up to 16 conditions per place. [2021-11-22 16:20:09,270 INFO L132 encePairwiseOnDemand]: 266/269 looper letters, 13 selfloop transitions, 2 changer transitions 0/231 dead transitions. [2021-11-22 16:20:09,270 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 231 transitions, 520 flow [2021-11-22 16:20:09,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-22 16:20:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 664 transitions. [2021-11-22 16:20:09,274 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8228004956629492 [2021-11-22 16:20:09,274 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 664 transitions. [2021-11-22 16:20:09,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 664 transitions. [2021-11-22 16:20:09,275 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:09,275 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 664 transitions. [2021-11-22 16:20:09,277 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 221.33333333333334) internal successors, (664), 3 states have internal predecessors, (664), 0 states have call successors, (0), 0 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 16:20:09,288 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 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 16:20:09,298 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 269.0) internal successors, (1076), 4 states have internal predecessors, (1076), 0 states have call successors, (0), 0 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 16:20:09,298 INFO L186 Difference]: Start difference. First operand has 229 places, 227 transitions, 482 flow. Second operand 3 states and 664 transitions. [2021-11-22 16:20:09,298 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 231 places, 231 transitions, 520 flow [2021-11-22 16:20:09,301 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 230 places, 231 transitions, 518 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:09,305 INFO L242 Difference]: Finished difference. Result has 231 places, 228 transitions, 492 flow [2021-11-22 16:20:09,308 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=480, PETRI_DIFFERENCE_MINUEND_PLACES=228, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=227, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=225, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=492, PETRI_PLACES=231, PETRI_TRANSITIONS=228} [2021-11-22 16:20:09,309 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 2 predicate places. [2021-11-22 16:20:09,310 INFO L470 AbstractCegarLoop]: Abstraction has has 231 places, 228 transitions, 492 flow [2021-11-22 16:20:09,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 states have internal predecessors, (651), 0 states have call successors, (0), 0 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 16:20:09,312 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:09,312 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 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] [2021-11-22 16:20:09,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:09,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:09,539 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:09,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:09,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1515379677, now seen corresponding path program 1 times [2021-11-22 16:20:09,540 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:09,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850891879] [2021-11-22 16:20:09,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:09,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:09,575 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:09,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850891879] [2021-11-22 16:20:09,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850891879] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:09,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912374096] [2021-11-22 16:20:09,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:09,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:09,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:09,578 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:09,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-22 16:20:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:09,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:20:09,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:09,819 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:09,819 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:09,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912374096] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:09,928 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:09,929 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-22 16:20:09,929 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717287699] [2021-11-22 16:20:09,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:09,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 16:20:09,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:09,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 16:20:09,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-22 16:20:09,934 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-11-22 16:20:09,938 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 228 transitions, 492 flow. Second operand has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 0 states have call successors, (0), 0 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 16:20:09,938 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:09,938 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-11-22 16:20:09,938 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:10,075 INFO L129 PetriNetUnfolder]: 7/332 cut-off events. [2021-11-22 16:20:10,075 INFO L130 PetriNetUnfolder]: For 19/23 co-relation queries the response was YES. [2021-11-22 16:20:10,079 INFO L84 FinitePrefix]: Finished finitePrefix Result has 387 conditions, 332 events. 7/332 cut-off events. For 19/23 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 2/320 useless extension candidates. Maximal degree in co-relation 379. Up to 11 conditions per place. [2021-11-22 16:20:10,081 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 14 selfloop transitions, 9 changer transitions 0/238 dead transitions. [2021-11-22 16:20:10,082 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 239 places, 238 transitions, 560 flow [2021-11-22 16:20:10,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 16:20:10,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-22 16:20:10,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1960 transitions. [2021-11-22 16:20:10,090 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8095828170177612 [2021-11-22 16:20:10,090 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1960 transitions. [2021-11-22 16:20:10,090 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1960 transitions. [2021-11-22 16:20:10,092 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:10,092 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1960 transitions. [2021-11-22 16:20:10,097 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 217.77777777777777) internal successors, (1960), 9 states have internal predecessors, (1960), 0 states have call successors, (0), 0 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 16:20:10,103 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 0 states have call successors, (0), 0 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 16:20:10,105 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 269.0) internal successors, (2690), 10 states have internal predecessors, (2690), 0 states have call successors, (0), 0 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 16:20:10,105 INFO L186 Difference]: Start difference. First operand has 231 places, 228 transitions, 492 flow. Second operand 9 states and 1960 transitions. [2021-11-22 16:20:10,105 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 239 places, 238 transitions, 560 flow [2021-11-22 16:20:10,107 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 238 places, 238 transitions, 558 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:10,114 INFO L242 Difference]: Finished difference. Result has 241 places, 234 transitions, 540 flow [2021-11-22 16:20:10,115 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=490, PETRI_DIFFERENCE_MINUEND_PLACES=230, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=228, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=222, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=540, PETRI_PLACES=241, PETRI_TRANSITIONS=234} [2021-11-22 16:20:10,116 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 12 predicate places. [2021-11-22 16:20:10,116 INFO L470 AbstractCegarLoop]: Abstraction has has 241 places, 234 transitions, 540 flow [2021-11-22 16:20:10,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 217.2) internal successors, (2172), 10 states have internal predecessors, (2172), 0 states have call successors, (0), 0 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 16:20:10,117 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:10,118 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-22 16:20:10,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:10,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-22 16:20:10,335 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:10,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:10,336 INFO L85 PathProgramCache]: Analyzing trace with hash -412502595, now seen corresponding path program 2 times [2021-11-22 16:20:10,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:10,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [800864450] [2021-11-22 16:20:10,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:10,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:10,434 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:10,434 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:10,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [800864450] [2021-11-22 16:20:10,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [800864450] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:10,435 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305473724] [2021-11-22 16:20:10,435 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 16:20:10,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:10,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:10,440 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:10,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-22 16:20:10,517 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 16:20:10,518 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 16:20:10,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 16:20:10,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:10,659 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:10,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305473724] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:10,863 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:10,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2021-11-22 16:20:10,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344195849] [2021-11-22 16:20:10,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:10,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-22 16:20:10,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:10,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-22 16:20:10,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2021-11-22 16:20:10,873 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-11-22 16:20:10,877 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 241 places, 234 transitions, 540 flow. Second operand has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 0 states have call successors, (0), 0 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 16:20:10,877 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:10,878 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-11-22 16:20:10,878 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:11,157 INFO L129 PetriNetUnfolder]: 7/352 cut-off events. [2021-11-22 16:20:11,157 INFO L130 PetriNetUnfolder]: For 39/43 co-relation queries the response was YES. [2021-11-22 16:20:11,161 INFO L84 FinitePrefix]: Finished finitePrefix Result has 476 conditions, 352 events. 7/352 cut-off events. For 39/43 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 4/342 useless extension candidates. Maximal degree in co-relation 466. Up to 11 conditions per place. [2021-11-22 16:20:11,163 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 22 selfloop transitions, 21 changer transitions 0/258 dead transitions. [2021-11-22 16:20:11,164 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 261 places, 258 transitions, 734 flow [2021-11-22 16:20:11,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 16:20:11,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2021-11-22 16:20:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 4562 transitions. [2021-11-22 16:20:11,178 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8075765622234023 [2021-11-22 16:20:11,178 INFO L72 ComplementDD]: Start complementDD. Operand 21 states and 4562 transitions. [2021-11-22 16:20:11,178 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 4562 transitions. [2021-11-22 16:20:11,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:11,182 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 4562 transitions. [2021-11-22 16:20:11,194 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 22 states, 21 states have (on average 217.23809523809524) internal successors, (4562), 21 states have internal predecessors, (4562), 0 states have call successors, (0), 0 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 16:20:11,207 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 0 states have call successors, (0), 0 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 16:20:11,210 INFO L81 ComplementDD]: Finished complementDD. Result has 22 states, 22 states have (on average 269.0) internal successors, (5918), 22 states have internal predecessors, (5918), 0 states have call successors, (0), 0 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 16:20:11,210 INFO L186 Difference]: Start difference. First operand has 241 places, 234 transitions, 540 flow. Second operand 21 states and 4562 transitions. [2021-11-22 16:20:11,210 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 261 places, 258 transitions, 734 flow [2021-11-22 16:20:11,213 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 260 places, 258 transitions, 720 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:11,218 INFO L242 Difference]: Finished difference. Result has 265 places, 247 transitions, 664 flow [2021-11-22 16:20:11,219 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=534, PETRI_DIFFERENCE_MINUEND_PLACES=240, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=234, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=223, PETRI_DIFFERENCE_SUBTRAHEND_STATES=21, PETRI_FLOW=664, PETRI_PLACES=265, PETRI_TRANSITIONS=247} [2021-11-22 16:20:11,219 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 36 predicate places. [2021-11-22 16:20:11,220 INFO L470 AbstractCegarLoop]: Abstraction has has 265 places, 247 transitions, 664 flow [2021-11-22 16:20:11,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 217.33333333333334) internal successors, (3912), 18 states have internal predecessors, (3912), 0 states have call successors, (0), 0 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 16:20:11,221 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:11,222 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 3, 3, 3, 3, 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] [2021-11-22 16:20:11,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:11,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-11-22 16:20:11,448 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:11,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:11,448 INFO L85 PathProgramCache]: Analyzing trace with hash -2002198147, now seen corresponding path program 3 times [2021-11-22 16:20:11,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:11,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395229185] [2021-11-22 16:20:11,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:11,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:11,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:11,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:11,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395229185] [2021-11-22 16:20:11,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395229185] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:11,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [146633049] [2021-11-22 16:20:11,613 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 16:20:11,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:11,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:11,618 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:11,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-11-22 16:20:11,752 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-22 16:20:11,752 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 16:20:11,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 16:20:11,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:11,936 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:11,937 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-22 16:20:12,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [146633049] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:12,184 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:12,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-22 16:20:12,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172914822] [2021-11-22 16:20:12,185 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:12,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-22 16:20:12,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:12,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-22 16:20:12,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-22 16:20:12,194 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 215 out of 269 [2021-11-22 16:20:12,200 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 247 transitions, 664 flow. Second operand has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 0 states have call successors, (0), 0 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 16:20:12,200 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:12,200 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 215 of 269 [2021-11-22 16:20:12,200 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:12,583 INFO L129 PetriNetUnfolder]: 7/367 cut-off events. [2021-11-22 16:20:12,584 INFO L130 PetriNetUnfolder]: For 127/131 co-relation queries the response was YES. [2021-11-22 16:20:12,588 INFO L84 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 367 events. 7/367 cut-off events. For 127/131 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1102 event pairs, 0 based on Foata normal form. 3/356 useless extension candidates. Maximal degree in co-relation 562. Up to 17 conditions per place. [2021-11-22 16:20:12,590 INFO L132 encePairwiseOnDemand]: 263/269 looper letters, 28 selfloop transitions, 30 changer transitions 0/273 dead transitions. [2021-11-22 16:20:12,590 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 294 places, 273 transitions, 926 flow [2021-11-22 16:20:12,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 16:20:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-22 16:20:12,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 6511 transitions. [2021-11-22 16:20:12,603 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8068153655514251 [2021-11-22 16:20:12,603 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 6511 transitions. [2021-11-22 16:20:12,604 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 6511 transitions. [2021-11-22 16:20:12,607 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:12,607 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 6511 transitions. [2021-11-22 16:20:12,620 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 217.03333333333333) internal successors, (6511), 30 states have internal predecessors, (6511), 0 states have call successors, (0), 0 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 16:20:12,638 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 0 states have call successors, (0), 0 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 16:20:12,642 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 269.0) internal successors, (8339), 31 states have internal predecessors, (8339), 0 states have call successors, (0), 0 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 16:20:12,642 INFO L186 Difference]: Start difference. First operand has 265 places, 247 transitions, 664 flow. Second operand 30 states and 6511 transitions. [2021-11-22 16:20:12,642 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 294 places, 273 transitions, 926 flow [2021-11-22 16:20:12,647 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 273 transitions, 896 flow, removed 9 selfloop flow, removed 6 redundant places. [2021-11-22 16:20:12,652 INFO L242 Difference]: Finished difference. Result has 292 places, 257 transitions, 792 flow [2021-11-22 16:20:12,652 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=269, PETRI_DIFFERENCE_MINUEND_FLOW=640, PETRI_DIFFERENCE_MINUEND_PLACES=259, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=247, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=224, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=792, PETRI_PLACES=292, PETRI_TRANSITIONS=257} [2021-11-22 16:20:12,653 INFO L334 CegarLoopForPetriNet]: 229 programPoint places, 63 predicate places. [2021-11-22 16:20:12,653 INFO L470 AbstractCegarLoop]: Abstraction has has 292 places, 257 transitions, 792 flow [2021-11-22 16:20:12,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 217.47826086956522) internal successors, (5002), 23 states have internal predecessors, (5002), 0 states have call successors, (0), 0 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 16:20:12,656 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:12,656 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 3, 3, 3, 3, 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] [2021-11-22 16:20:12,694 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:12,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-22 16:20:12,879 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-22 16:20:12,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:12,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1312549664, now seen corresponding path program 4 times [2021-11-22 16:20:12,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:12,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720947673] [2021-11-22 16:20:12,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:12,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:20:12,909 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 16:20:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 16:20:12,949 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 16:20:12,949 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 16:20:12,950 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2021-11-22 16:20:12,950 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2021-11-22 16:20:12,950 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2021-11-22 16:20:12,950 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2021-11-22 16:20:12,951 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2021-11-22 16:20:12,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-22 16:20:12,951 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-22 16:20:12,952 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-22 16:20:12,952 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-22 16:20:12,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,972 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,973 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,974 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,975 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,976 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,977 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,991 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,992 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:12,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,002 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,003 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,004 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,005 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,006 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,009 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,011 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,012 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,050 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,051 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,058 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,059 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,060 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,061 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 16:20:13,063 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-22 16:20:13,064 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 16:20:13,065 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 16:20:13,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-11-22 16:20:13,069 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 289 places, 341 transitions, 712 flow [2021-11-22 16:20:13,184 INFO L129 PetriNetUnfolder]: 110/640 cut-off events. [2021-11-22 16:20:13,184 INFO L130 PetriNetUnfolder]: For 19/22 co-relation queries the response was YES. [2021-11-22 16:20:13,197 INFO L84 FinitePrefix]: Finished finitePrefix Result has 668 conditions, 640 events. 110/640 cut-off events. For 19/22 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2832 event pairs, 1 based on Foata normal form. 0/519 useless extension candidates. Maximal degree in co-relation 446. Up to 16 conditions per place. [2021-11-22 16:20:13,198 INFO L82 GeneralOperation]: Start removeDead. Operand has 289 places, 341 transitions, 712 flow [2021-11-22 16:20:13,212 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 289 places, 341 transitions, 712 flow [2021-11-22 16:20:13,223 INFO L129 PetriNetUnfolder]: 15/137 cut-off events. [2021-11-22 16:20:13,223 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-11-22 16:20:13,223 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:13,223 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] [2021-11-22 16:20:13,224 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:13,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:13,224 INFO L85 PathProgramCache]: Analyzing trace with hash 1898214065, now seen corresponding path program 1 times [2021-11-22 16:20:13,224 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:13,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304490721] [2021-11-22 16:20:13,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:13,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:13,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:13,249 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 16:20:13,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:13,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304490721] [2021-11-22 16:20:13,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304490721] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:13,250 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:13,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 16:20:13,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920938685] [2021-11-22 16:20:13,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:13,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:13,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:13,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:13,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 16:20:13,254 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-11-22 16:20:13,255 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 341 transitions, 712 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 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 16:20:13,256 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:13,256 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-11-22 16:20:13,256 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:13,402 INFO L129 PetriNetUnfolder]: 16/543 cut-off events. [2021-11-22 16:20:13,402 INFO L130 PetriNetUnfolder]: For 53/68 co-relation queries the response was YES. [2021-11-22 16:20:13,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 543 events. 16/543 cut-off events. For 53/68 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2452 event pairs, 1 based on Foata normal form. 208/720 useless extension candidates. Maximal degree in co-relation 396. Up to 23 conditions per place. [2021-11-22 16:20:13,414 INFO L132 encePairwiseOnDemand]: 287/341 looper letters, 15 selfloop transitions, 2 changer transitions 1/290 dead transitions. [2021-11-22 16:20:13,414 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 287 places, 290 transitions, 644 flow [2021-11-22 16:20:13,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-22 16:20:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 889 transitions. [2021-11-22 16:20:13,417 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8690127077223851 [2021-11-22 16:20:13,417 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 889 transitions. [2021-11-22 16:20:13,417 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 889 transitions. [2021-11-22 16:20:13,418 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:13,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 889 transitions. [2021-11-22 16:20:13,420 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 296.3333333333333) internal successors, (889), 3 states have internal predecessors, (889), 0 states have call successors, (0), 0 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 16:20:13,422 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 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 16:20:13,423 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 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 16:20:13,423 INFO L186 Difference]: Start difference. First operand has 289 places, 341 transitions, 712 flow. Second operand 3 states and 889 transitions. [2021-11-22 16:20:13,423 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 287 places, 290 transitions, 644 flow [2021-11-22 16:20:13,426 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 287 places, 290 transitions, 644 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-11-22 16:20:13,431 INFO L242 Difference]: Finished difference. Result has 288 places, 286 transitions, 612 flow [2021-11-22 16:20:13,432 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=602, PETRI_DIFFERENCE_MINUEND_PLACES=285, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=612, PETRI_PLACES=288, PETRI_TRANSITIONS=286} [2021-11-22 16:20:13,433 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, -1 predicate places. [2021-11-22 16:20:13,433 INFO L470 AbstractCegarLoop]: Abstraction has has 288 places, 286 transitions, 612 flow [2021-11-22 16:20:13,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 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 16:20:13,434 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:13,434 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] [2021-11-22 16:20:13,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-22 16:20:13,434 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:13,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:13,435 INFO L85 PathProgramCache]: Analyzing trace with hash -163255965, now seen corresponding path program 1 times [2021-11-22 16:20:13,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:13,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972327111] [2021-11-22 16:20:13,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:13,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:13,466 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 16:20:13,467 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:13,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972327111] [2021-11-22 16:20:13,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972327111] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:13,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293545233] [2021-11-22 16:20:13,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:13,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:13,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:13,471 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:13,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-11-22 16:20:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:13,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 16:20:13,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:13,617 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 16:20:13,617 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-22 16:20:13,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293545233] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:13,618 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 16:20:13,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-11-22 16:20:13,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359470388] [2021-11-22 16:20:13,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:13,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 16:20:13,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:13,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 16:20:13,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 16:20:13,621 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 273 out of 341 [2021-11-22 16:20:13,622 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 288 places, 286 transitions, 612 flow. Second operand has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 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 16:20:13,622 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:13,622 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 273 of 341 [2021-11-22 16:20:13,622 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:13,748 INFO L129 PetriNetUnfolder]: 14/497 cut-off events. [2021-11-22 16:20:13,749 INFO L130 PetriNetUnfolder]: For 62/152 co-relation queries the response was YES. [2021-11-22 16:20:13,757 INFO L84 FinitePrefix]: Finished finitePrefix Result has 567 conditions, 497 events. 14/497 cut-off events. For 62/152 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2139 event pairs, 1 based on Foata normal form. 1/472 useless extension candidates. Maximal degree in co-relation 529. Up to 30 conditions per place. [2021-11-22 16:20:13,760 INFO L132 encePairwiseOnDemand]: 338/341 looper letters, 15 selfloop transitions, 2 changer transitions 0/290 dead transitions. [2021-11-22 16:20:13,761 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 290 transitions, 654 flow [2021-11-22 16:20:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 16:20:13,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-22 16:20:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 837 transitions. [2021-11-22 16:20:13,763 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8181818181818182 [2021-11-22 16:20:13,763 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 837 transitions. [2021-11-22 16:20:13,763 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 837 transitions. [2021-11-22 16:20:13,763 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:13,763 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 837 transitions. [2021-11-22 16:20:13,765 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 279.0) internal successors, (837), 3 states have internal predecessors, (837), 0 states have call successors, (0), 0 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 16:20:13,767 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 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 16:20:13,767 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 341.0) internal successors, (1364), 4 states have internal predecessors, (1364), 0 states have call successors, (0), 0 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 16:20:13,768 INFO L186 Difference]: Start difference. First operand has 288 places, 286 transitions, 612 flow. Second operand 3 states and 837 transitions. [2021-11-22 16:20:13,768 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 289 places, 290 transitions, 654 flow [2021-11-22 16:20:13,770 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 288 places, 290 transitions, 652 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:13,775 INFO L242 Difference]: Finished difference. Result has 289 places, 287 transitions, 622 flow [2021-11-22 16:20:13,776 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=610, PETRI_DIFFERENCE_MINUEND_PLACES=286, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=286, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=284, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=622, PETRI_PLACES=289, PETRI_TRANSITIONS=287} [2021-11-22 16:20:13,776 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 0 predicate places. [2021-11-22 16:20:13,777 INFO L470 AbstractCegarLoop]: Abstraction has has 289 places, 287 transitions, 622 flow [2021-11-22 16:20:13,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 274.0) internal successors, (822), 3 states have internal predecessors, (822), 0 states have call successors, (0), 0 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 16:20:13,777 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:13,777 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 16:20:13,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:13,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:13,992 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:13,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:13,992 INFO L85 PathProgramCache]: Analyzing trace with hash -522046394, now seen corresponding path program 1 times [2021-11-22 16:20:13,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:13,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216817124] [2021-11-22 16:20:13,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:13,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:14,023 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 16:20:14,023 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:14,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216817124] [2021-11-22 16:20:14,024 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216817124] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:14,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [564839503] [2021-11-22 16:20:14,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:14,024 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:14,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:14,025 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:14,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-11-22 16:20:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:14,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 16:20:14,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:14,215 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 16:20:14,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:14,374 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 16:20:14,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [564839503] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:14,374 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:14,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-22 16:20:14,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279868745] [2021-11-22 16:20:14,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:14,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 16:20:14,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:14,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 16:20:14,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2021-11-22 16:20:14,382 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-11-22 16:20:14,387 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 287 transitions, 622 flow. Second operand has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 0 states have call successors, (0), 0 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 16:20:14,387 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:14,387 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-11-22 16:20:14,387 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:14,572 INFO L129 PetriNetUnfolder]: 14/504 cut-off events. [2021-11-22 16:20:14,573 INFO L130 PetriNetUnfolder]: For 54/69 co-relation queries the response was YES. [2021-11-22 16:20:14,582 INFO L84 FinitePrefix]: Finished finitePrefix Result has 583 conditions, 504 events. 14/504 cut-off events. For 54/69 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 2128 event pairs, 1 based on Foata normal form. 2/483 useless extension candidates. Maximal degree in co-relation 511. Up to 20 conditions per place. [2021-11-22 16:20:14,585 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 16 selfloop transitions, 9 changer transitions 0/297 dead transitions. [2021-11-22 16:20:14,585 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 297 places, 297 transitions, 694 flow [2021-11-22 16:20:14,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 16:20:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-22 16:20:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 2475 transitions. [2021-11-22 16:20:14,590 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8064516129032258 [2021-11-22 16:20:14,590 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 2475 transitions. [2021-11-22 16:20:14,590 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 2475 transitions. [2021-11-22 16:20:14,591 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:14,591 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 2475 transitions. [2021-11-22 16:20:14,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 275.0) internal successors, (2475), 9 states have internal predecessors, (2475), 0 states have call successors, (0), 0 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 16:20:14,601 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 0 states have call successors, (0), 0 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 16:20:14,602 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 341.0) internal successors, (3410), 10 states have internal predecessors, (3410), 0 states have call successors, (0), 0 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 16:20:14,603 INFO L186 Difference]: Start difference. First operand has 289 places, 287 transitions, 622 flow. Second operand 9 states and 2475 transitions. [2021-11-22 16:20:14,603 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 297 places, 297 transitions, 694 flow [2021-11-22 16:20:14,606 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 296 places, 297 transitions, 692 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:14,611 INFO L242 Difference]: Finished difference. Result has 299 places, 293 transitions, 670 flow [2021-11-22 16:20:14,612 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=620, PETRI_DIFFERENCE_MINUEND_PLACES=288, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=287, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=281, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=670, PETRI_PLACES=299, PETRI_TRANSITIONS=293} [2021-11-22 16:20:14,613 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 10 predicate places. [2021-11-22 16:20:14,613 INFO L470 AbstractCegarLoop]: Abstraction has has 299 places, 293 transitions, 670 flow [2021-11-22 16:20:14,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 274.1) internal successors, (2741), 10 states have internal predecessors, (2741), 0 states have call successors, (0), 0 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 16:20:14,614 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:14,615 INFO L254 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:20:14,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:14,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-11-22 16:20:14,839 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:14,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:14,840 INFO L85 PathProgramCache]: Analyzing trace with hash -2078839546, now seen corresponding path program 2 times [2021-11-22 16:20:14,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:14,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365123247] [2021-11-22 16:20:14,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:14,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-22 16:20:14,877 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:14,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365123247] [2021-11-22 16:20:14,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365123247] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:14,878 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1011970449] [2021-11-22 16:20:14,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 16:20:14,878 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:14,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:14,879 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:14,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-11-22 16:20:14,965 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 16:20:14,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 16:20:14,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 16:20:14,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:15,115 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 16:20:15,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 16:20:15,293 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1011970449] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:15,293 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:15,293 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2021-11-22 16:20:15,293 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569653708] [2021-11-22 16:20:15,294 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:15,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-22 16:20:15,294 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:15,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-22 16:20:15,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2021-11-22 16:20:15,302 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 265 out of 341 [2021-11-22 16:20:15,308 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 299 places, 293 transitions, 670 flow. Second operand has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 0 states have call successors, (0), 0 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 16:20:15,308 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:15,308 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 265 of 341 [2021-11-22 16:20:15,308 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:15,715 INFO L129 PetriNetUnfolder]: 12/479 cut-off events. [2021-11-22 16:20:15,716 INFO L130 PetriNetUnfolder]: For 65/87 co-relation queries the response was YES. [2021-11-22 16:20:15,724 INFO L84 FinitePrefix]: Finished finitePrefix Result has 646 conditions, 479 events. 12/479 cut-off events. For 65/87 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 6/464 useless extension candidates. Maximal degree in co-relation 489. Up to 29 conditions per place. [2021-11-22 16:20:15,727 INFO L132 encePairwiseOnDemand]: 330/341 looper letters, 35 selfloop transitions, 26 changer transitions 0/325 dead transitions. [2021-11-22 16:20:15,728 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 323 places, 325 transitions, 918 flow [2021-11-22 16:20:15,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-11-22 16:20:15,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2021-11-22 16:20:15,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 6691 transitions. [2021-11-22 16:20:15,737 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7848680351906159 [2021-11-22 16:20:15,737 INFO L72 ComplementDD]: Start complementDD. Operand 25 states and 6691 transitions. [2021-11-22 16:20:15,737 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 6691 transitions. [2021-11-22 16:20:15,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:15,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 25 states and 6691 transitions. [2021-11-22 16:20:15,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 26 states, 25 states have (on average 267.64) internal successors, (6691), 25 states have internal predecessors, (6691), 0 states have call successors, (0), 0 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 16:20:15,761 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 0 states have call successors, (0), 0 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 16:20:15,763 INFO L81 ComplementDD]: Finished complementDD. Result has 26 states, 26 states have (on average 341.0) internal successors, (8866), 26 states have internal predecessors, (8866), 0 states have call successors, (0), 0 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 16:20:15,764 INFO L186 Difference]: Start difference. First operand has 299 places, 293 transitions, 670 flow. Second operand 25 states and 6691 transitions. [2021-11-22 16:20:15,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 323 places, 325 transitions, 918 flow [2021-11-22 16:20:15,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 322 places, 325 transitions, 904 flow, removed 6 selfloop flow, removed 1 redundant places. [2021-11-22 16:20:15,773 INFO L242 Difference]: Finished difference. Result has 330 places, 309 transitions, 828 flow [2021-11-22 16:20:15,774 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=664, PETRI_DIFFERENCE_MINUEND_PLACES=298, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=293, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=277, PETRI_DIFFERENCE_SUBTRAHEND_STATES=25, PETRI_FLOW=828, PETRI_PLACES=330, PETRI_TRANSITIONS=309} [2021-11-22 16:20:15,775 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 41 predicate places. [2021-11-22 16:20:15,775 INFO L470 AbstractCegarLoop]: Abstraction has has 330 places, 309 transitions, 828 flow [2021-11-22 16:20:15,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 268.05263157894734) internal successors, (5093), 19 states have internal predecessors, (5093), 0 states have call successors, (0), 0 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 16:20:15,776 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:15,777 INFO L254 CegarLoopForPetriNet]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:20:15,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:16,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-11-22 16:20:16,003 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:16,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:16,004 INFO L85 PathProgramCache]: Analyzing trace with hash -497132495, now seen corresponding path program 1 times [2021-11-22 16:20:16,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:16,004 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377475097] [2021-11-22 16:20:16,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:16,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,152 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:16,152 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377475097] [2021-11-22 16:20:16,153 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377475097] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 16:20:16,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248015006] [2021-11-22 16:20:16,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:16,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 16:20:16,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 16:20:16,154 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 16:20:16,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-22 16:20:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:16,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 16:20:16,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 16:20:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,429 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 16:20:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 16:20:16,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248015006] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 16:20:16,667 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-22 16:20:16,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2021-11-22 16:20:16,668 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774187083] [2021-11-22 16:20:16,668 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-22 16:20:16,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-22 16:20:16,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:16,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-22 16:20:16,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2021-11-22 16:20:16,677 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 341 [2021-11-22 16:20:16,682 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 330 places, 309 transitions, 828 flow. Second operand has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 0 states have call successors, (0), 0 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 16:20:16,682 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:16,682 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 341 [2021-11-22 16:20:16,683 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-22 16:20:17,116 INFO L129 PetriNetUnfolder]: 12/494 cut-off events. [2021-11-22 16:20:17,116 INFO L130 PetriNetUnfolder]: For 169/173 co-relation queries the response was YES. [2021-11-22 16:20:17,125 INFO L84 FinitePrefix]: Finished finitePrefix Result has 746 conditions, 494 events. 12/494 cut-off events. For 169/173 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 1718 event pairs, 2 based on Foata normal form. 3/476 useless extension candidates. Maximal degree in co-relation 525. Up to 20 conditions per place. [2021-11-22 16:20:17,128 INFO L132 encePairwiseOnDemand]: 335/341 looper letters, 30 selfloop transitions, 30 changer transitions 0/335 dead transitions. [2021-11-22 16:20:17,129 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 359 places, 335 transitions, 1094 flow [2021-11-22 16:20:17,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 16:20:17,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2021-11-22 16:20:17,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 8223 transitions. [2021-11-22 16:20:17,140 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8038123167155425 [2021-11-22 16:20:17,140 INFO L72 ComplementDD]: Start complementDD. Operand 30 states and 8223 transitions. [2021-11-22 16:20:17,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 8223 transitions. [2021-11-22 16:20:17,143 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 16:20:17,143 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 30 states and 8223 transitions. [2021-11-22 16:20:17,156 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 31 states, 30 states have (on average 274.1) internal successors, (8223), 30 states have internal predecessors, (8223), 0 states have call successors, (0), 0 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 16:20:17,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 0 states have call successors, (0), 0 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 16:20:17,172 INFO L81 ComplementDD]: Finished complementDD. Result has 31 states, 31 states have (on average 341.0) internal successors, (10571), 31 states have internal predecessors, (10571), 0 states have call successors, (0), 0 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 16:20:17,172 INFO L186 Difference]: Start difference. First operand has 330 places, 309 transitions, 828 flow. Second operand 30 states and 8223 transitions. [2021-11-22 16:20:17,172 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 359 places, 335 transitions, 1094 flow [2021-11-22 16:20:17,177 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 352 places, 335 transitions, 1060 flow, removed 10 selfloop flow, removed 7 redundant places. [2021-11-22 16:20:17,183 INFO L242 Difference]: Finished difference. Result has 356 places, 319 transitions, 952 flow [2021-11-22 16:20:17,184 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=341, PETRI_DIFFERENCE_MINUEND_FLOW=800, PETRI_DIFFERENCE_MINUEND_PLACES=323, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=309, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=286, PETRI_DIFFERENCE_SUBTRAHEND_STATES=30, PETRI_FLOW=952, PETRI_PLACES=356, PETRI_TRANSITIONS=319} [2021-11-22 16:20:17,184 INFO L334 CegarLoopForPetriNet]: 289 programPoint places, 67 predicate places. [2021-11-22 16:20:17,185 INFO L470 AbstractCegarLoop]: Abstraction has has 356 places, 319 transitions, 952 flow [2021-11-22 16:20:17,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 274.4347826086956) internal successors, (6312), 23 states have internal predecessors, (6312), 0 states have call successors, (0), 0 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 16:20:17,186 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-22 16:20:17,187 INFO L254 CegarLoopForPetriNet]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:20:17,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-22 16:20:17,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ed9627-3c86-4e51-a0c6-e579af604be9/bin/uautomizer-w2VwFs6gM0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-11-22 16:20:17,415 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-11-22 16:20:17,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 16:20:17,416 INFO L85 PathProgramCache]: Analyzing trace with hash 28146467, now seen corresponding path program 2 times [2021-11-22 16:20:17,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 16:20:17,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462122714] [2021-11-22 16:20:17,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 16:20:17,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 16:20:17,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 16:20:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-22 16:20:18,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 16:20:18,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462122714] [2021-11-22 16:20:18,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [462122714] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 16:20:18,200 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 16:20:18,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-22 16:20:18,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831925082] [2021-11-22 16:20:18,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 16:20:18,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-22 16:20:18,201 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 16:20:18,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-22 16:20:18,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-11-22 16:20:18,205 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 197 out of 341 [2021-11-22 16:20:18,208 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 356 places, 319 transitions, 952 flow. Second operand has 15 states, 15 states have (on average 199.13333333333333) internal successors, (2987), 15 states have internal predecessors, (2987), 0 states have call successors, (0), 0 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 16:20:18,209 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-22 16:20:18,209 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 197 of 341 [2021-11-22 16:20:18,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand