./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF --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 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:06:16,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:06:16,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:06:16,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:06:16,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:06:16,620 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:06:16,622 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:06:16,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:06:16,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:06:16,630 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:06:16,631 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:06:16,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:06:16,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:06:16,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:06:16,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:06:16,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:06:16,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:06:16,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:06:16,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:06:16,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:06:16,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:06:16,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:06:16,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:06:16,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:06:16,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:06:16,664 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:06:16,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:06:16,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:06:16,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:06:16,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:06:16,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:06:16,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:06:16,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:06:16,673 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:06:16,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:06:16,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:06:16,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:06:16,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:06:16,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:06:16,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:06:16,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:06:16,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:06:16,718 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:06:16,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:06:16,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:06:16,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:06:16,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:06:16,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:06:16,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:06:16,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:06:16,722 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:06:16,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:06:16,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:06:16,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:06:16,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:06:16,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:06:16,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:06:16,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:06:16,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:06:16,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:06:16,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:06:16,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:06:16,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:06:16,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:06:16,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:06:16,727 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:06:16,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:06:16,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:06:16,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:06:16,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:06:16,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:06:16,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:06:16,730 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:06:16,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:06:16,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:06:16,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:06:16,731 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_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 48e6a57243e80a87d178da358ff4ad1dd63b86003507ef0dec3764d15038130a [2021-11-20 06:06:17,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:06:17,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:06:17,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:06:17,128 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:06:17,129 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:06:17,130 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-20 06:06:17,229 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/data/8059825dc/81bf1ad74efd4488a0e47174ca5104ab/FLAGb1df33c17 [2021-11-20 06:06:18,034 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:06:18,034 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/sv-benchmarks/c/pthread-wmm/rfi002_tso.i [2021-11-20 06:06:18,067 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/data/8059825dc/81bf1ad74efd4488a0e47174ca5104ab/FLAGb1df33c17 [2021-11-20 06:06:18,229 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/data/8059825dc/81bf1ad74efd4488a0e47174ca5104ab [2021-11-20 06:06:18,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:06:18,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:06:18,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:06:18,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:06:18,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:06:18,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:18" (1/1) ... [2021-11-20 06:06:18,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30628e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:18, skipping insertion in model container [2021-11-20 06:06:18,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:18" (1/1) ... [2021-11-20 06:06:18,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:06:18,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:06:18,615 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_197a4237-5515-40fc-8da4-919007d1f5c7/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-20 06:06:18,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:06:19,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:06:19,037 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_197a4237-5515-40fc-8da4-919007d1f5c7/sv-benchmarks/c/pthread-wmm/rfi002_tso.i[987,1000] [2021-11-20 06:06:19,189 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:06:19,249 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:06:19,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19 WrapperNode [2021-11-20 06:06:19,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:06:19,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:06:19,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:06:19,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:06:19,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,417 INFO L137 Inliner]: procedures = 175, calls = 48, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 551 [2021-11-20 06:06:19,422 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:06:19,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:06:19,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:06:19,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:06:19,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:06:19,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:06:19,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:06:19,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:06:19,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (1/1) ... [2021-11-20 06:06:19,563 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:06:19,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:06:19,606 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:06:19,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:06:19,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:06:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 06:06:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:06:19,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:06:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:06:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-20 06:06:19,674 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-20 06:06:19,674 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-20 06:06:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-20 06:06:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:06:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 06:06:19,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:06:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:06:19,678 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 06:06:19,908 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:06:19,910 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:06:21,178 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:06:22,085 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:06:22,086 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-20 06:06:22,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:22 BoogieIcfgContainer [2021-11-20 06:06:22,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:06:22,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:06:22,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:06:22,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:06:22,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:06:18" (1/3) ... [2021-11-20 06:06:22,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76257101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:06:22, skipping insertion in model container [2021-11-20 06:06:22,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:19" (2/3) ... [2021-11-20 06:06:22,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76257101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:06:22, skipping insertion in model container [2021-11-20 06:06:22,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:22" (3/3) ... [2021-11-20 06:06:22,100 INFO L111 eAbstractionObserver]: Analyzing ICFG rfi002_tso.i [2021-11-20 06:06:22,106 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-20 06:06:22,107 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:06:22,107 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-20 06:06:22,107 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-20 06:06:22,169 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,169 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,169 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,170 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,170 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,170 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,171 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,171 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,172 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,173 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,174 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,174 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,174 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,175 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,176 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,176 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,176 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,176 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,176 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,177 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,178 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,178 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,178 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,178 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,178 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,179 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,180 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,181 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,181 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,181 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,181 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,181 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,182 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,182 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,184 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,184 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,184 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,184 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,185 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,185 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,185 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,185 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,185 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,186 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,186 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,186 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,186 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,186 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,187 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,188 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,189 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,190 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,191 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,193 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,194 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,195 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,196 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,197 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,198 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,199 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,200 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,201 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,202 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,203 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,204 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,205 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,206 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,207 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,208 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,209 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,210 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,210 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,210 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,210 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,210 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,212 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,213 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,214 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,215 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,216 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,217 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,218 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,219 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,221 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,222 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,223 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,224 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,225 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,226 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,227 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,229 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,230 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,231 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,231 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,231 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,231 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,231 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,232 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,233 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,234 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,235 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,236 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,238 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,239 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,240 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,240 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,240 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,240 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,241 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,242 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,243 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,244 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,245 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,248 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,249 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,252 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,253 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,254 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,254 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,255 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,256 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,256 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,256 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,256 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,256 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,257 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,257 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,257 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,257 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,258 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,259 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,260 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,260 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,260 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite55#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite80#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite72#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,262 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite47#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet61#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite63#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite56#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite54#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,263 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite48#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet62#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite71#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite70#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,264 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite88#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,265 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite57#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,265 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite53#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,265 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,265 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite45#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite95#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite58#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite82#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,266 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite65#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite52#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite89#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite59#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,267 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite46#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,268 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite64#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,271 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite94#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,272 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite77#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,272 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite81#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,272 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite51#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,272 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite85#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,272 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite42#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,273 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,273 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite69#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,273 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite76#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,273 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,274 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite93#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,274 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite50#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,274 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite78#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,274 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,274 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite84#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,275 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,275 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite83#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,275 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite75#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,275 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,276 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite66#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,276 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite92#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,276 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite79#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,276 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite44#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,276 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite49#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite74#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite87#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite91#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,277 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite67#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite73#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite43#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite60#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite86#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,278 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite68#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,279 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite90#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-20 06:06:22,280 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-20 06:06:22,358 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:06:22,371 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 [2021-11-20 06:06:22,371 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-20 06:06:22,391 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 114 transitions, 238 flow [2021-11-20 06:06:22,481 INFO L129 PetriNetUnfolder]: 2/112 cut-off events. [2021-11-20 06:06:22,482 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 06:06:22,493 INFO L84 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 112 events. 2/112 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 53 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. [2021-11-20 06:06:22,493 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 114 transitions, 238 flow [2021-11-20 06:06:22,505 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 117 places, 112 transitions, 230 flow [2021-11-20 06:06:22,543 INFO L129 PetriNetUnfolder]: 0/73 cut-off events. [2021-11-20 06:06:22,543 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-11-20 06:06:22,543 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:22,544 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:22,545 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:22,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:22,555 INFO L85 PathProgramCache]: Analyzing trace with hash 391948507, now seen corresponding path program 1 times [2021-11-20 06:06:22,566 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:22,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006064795] [2021-11-20 06:06:22,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:22,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:23,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:23,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:23,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006064795] [2021-11-20 06:06:23,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006064795] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:23,012 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:23,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:06:23,014 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277464213] [2021-11-20 06:06:23,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:23,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:06:23,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:23,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:06:23,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:06:23,078 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 114 [2021-11-20 06:06:23,087 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 117 places, 112 transitions, 230 flow. Second operand has 3 states, 3 states have (on average 97.33333333333333) internal successors, (292), 3 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,087 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:23,088 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 114 [2021-11-20 06:06:23,089 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:23,501 INFO L129 PetriNetUnfolder]: 111/381 cut-off events. [2021-11-20 06:06:23,502 INFO L130 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2021-11-20 06:06:23,505 INFO L84 FinitePrefix]: Finished finitePrefix Result has 595 conditions, 381 events. 111/381 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 1604 event pairs, 9 based on Foata normal form. 20/358 useless extension candidates. Maximal degree in co-relation 532. Up to 175 conditions per place. [2021-11-20 06:06:23,512 INFO L132 encePairwiseOnDemand]: 109/114 looper letters, 17 selfloop transitions, 2 changer transitions 0/113 dead transitions. [2021-11-20 06:06:23,513 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 113 transitions, 270 flow [2021-11-20 06:06:23,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:06:23,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-20 06:06:23,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 312 transitions. [2021-11-20 06:06:23,540 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9122807017543859 [2021-11-20 06:06:23,543 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 312 transitions. [2021-11-20 06:06:23,544 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 312 transitions. [2021-11-20 06:06:23,549 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:23,552 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 312 transitions. [2021-11-20 06:06:23,560 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 104.0) internal successors, (312), 3 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,575 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,576 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,578 INFO L186 Difference]: Start difference. First operand has 117 places, 112 transitions, 230 flow. Second operand 3 states and 312 transitions. [2021-11-20 06:06:23,580 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 113 transitions, 270 flow [2021-11-20 06:06:23,586 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 113 transitions, 268 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-20 06:06:23,592 INFO L242 Difference]: Finished difference. Result has 115 places, 108 transitions, 224 flow [2021-11-20 06:06:23,595 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=220, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=108, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=224, PETRI_PLACES=115, PETRI_TRANSITIONS=108} [2021-11-20 06:06:23,606 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, -2 predicate places. [2021-11-20 06:06:23,606 INFO L470 AbstractCegarLoop]: Abstraction has has 115 places, 108 transitions, 224 flow [2021-11-20 06:06:23,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.33333333333333) internal successors, (292), 3 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,607 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:23,607 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] [2021-11-20 06:06:23,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:06:23,608 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting P1Err1ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:23,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:23,609 INFO L85 PathProgramCache]: Analyzing trace with hash -734495959, now seen corresponding path program 1 times [2021-11-20 06:06:23,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:23,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883103868] [2021-11-20 06:06:23,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:23,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:23,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:23,800 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:23,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883103868] [2021-11-20 06:06:23,801 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883103868] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:23,801 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:23,801 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-20 06:06:23,802 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519961549] [2021-11-20 06:06:23,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:23,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:06:23,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:23,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:06:23,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:06:23,806 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 96 out of 114 [2021-11-20 06:06:23,807 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 115 places, 108 transitions, 224 flow. Second operand has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:23,807 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:23,807 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 114 [2021-11-20 06:06:23,807 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:24,068 INFO L129 PetriNetUnfolder]: 94/419 cut-off events. [2021-11-20 06:06:24,069 INFO L130 PetriNetUnfolder]: For 12/12 co-relation queries the response was YES. [2021-11-20 06:06:24,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 616 conditions, 419 events. 94/419 cut-off events. For 12/12 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 1996 event pairs, 26 based on Foata normal form. 0/388 useless extension candidates. Maximal degree in co-relation 553. Up to 117 conditions per place. [2021-11-20 06:06:24,078 INFO L132 encePairwiseOnDemand]: 111/114 looper letters, 16 selfloop transitions, 2 changer transitions 0/112 dead transitions. [2021-11-20 06:06:24,078 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 112 transitions, 268 flow [2021-11-20 06:06:24,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:06:24,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-11-20 06:06:24,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 307 transitions. [2021-11-20 06:06:24,083 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8976608187134503 [2021-11-20 06:06:24,083 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 307 transitions. [2021-11-20 06:06:24,083 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 307 transitions. [2021-11-20 06:06:24,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:24,084 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 307 transitions. [2021-11-20 06:06:24,085 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 102.33333333333333) internal successors, (307), 3 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:24,089 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:24,090 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 114.0) internal successors, (456), 4 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:24,090 INFO L186 Difference]: Start difference. First operand has 115 places, 108 transitions, 224 flow. Second operand 3 states and 307 transitions. [2021-11-20 06:06:24,091 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 112 transitions, 268 flow [2021-11-20 06:06:24,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 114 places, 112 transitions, 264 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-20 06:06:24,098 INFO L242 Difference]: Finished difference. Result has 114 places, 107 transitions, 222 flow [2021-11-20 06:06:24,099 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=222, PETRI_PLACES=114, PETRI_TRANSITIONS=107} [2021-11-20 06:06:24,100 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, -3 predicate places. [2021-11-20 06:06:24,100 INFO L470 AbstractCegarLoop]: Abstraction has has 114 places, 107 transitions, 222 flow [2021-11-20 06:06:24,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 97.66666666666667) internal successors, (293), 3 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:24,101 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:24,101 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:24,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:06:24,102 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:24,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:24,103 INFO L85 PathProgramCache]: Analyzing trace with hash 26389779, now seen corresponding path program 1 times [2021-11-20 06:06:24,103 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:24,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841942483] [2021-11-20 06:06:24,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:24,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:24,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:24,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:24,495 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841942483] [2021-11-20 06:06:24,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841942483] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:24,495 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:24,495 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:06:24,495 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158712654] [2021-11-20 06:06:24,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:24,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:06:24,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:24,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:06:24,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:06:24,499 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2021-11-20 06:06:24,500 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 107 transitions, 222 flow. Second operand has 6 states, 6 states have (on average 91.66666666666667) internal successors, (550), 6 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:24,501 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:24,501 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2021-11-20 06:06:24,501 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:25,342 INFO L129 PetriNetUnfolder]: 330/1036 cut-off events. [2021-11-20 06:06:25,343 INFO L130 PetriNetUnfolder]: For 34/34 co-relation queries the response was YES. [2021-11-20 06:06:25,346 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1666 conditions, 1036 events. 330/1036 cut-off events. For 34/34 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 6452 event pairs, 140 based on Foata normal form. 0/997 useless extension candidates. Maximal degree in co-relation 1602. Up to 229 conditions per place. [2021-11-20 06:06:25,351 INFO L132 encePairwiseOnDemand]: 108/114 looper letters, 23 selfloop transitions, 2 changer transitions 58/162 dead transitions. [2021-11-20 06:06:25,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 122 places, 162 transitions, 496 flow [2021-11-20 06:06:25,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:06:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-20 06:06:25,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 886 transitions. [2021-11-20 06:06:25,357 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8635477582846004 [2021-11-20 06:06:25,357 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 886 transitions. [2021-11-20 06:06:25,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 886 transitions. [2021-11-20 06:06:25,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:25,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 886 transitions. [2021-11-20 06:06:25,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 98.44444444444444) internal successors, (886), 9 states have internal predecessors, (886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:25,367 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 114.0) internal successors, (1140), 10 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:25,369 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 114.0) internal successors, (1140), 10 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:25,369 INFO L186 Difference]: Start difference. First operand has 114 places, 107 transitions, 222 flow. Second operand 9 states and 886 transitions. [2021-11-20 06:06:25,369 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 122 places, 162 transitions, 496 flow [2021-11-20 06:06:25,372 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 120 places, 162 transitions, 478 flow, removed 0 selfloop flow, removed 2 redundant places. [2021-11-20 06:06:25,376 INFO L242 Difference]: Finished difference. Result has 127 places, 97 transitions, 218 flow [2021-11-20 06:06:25,377 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=107, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=105, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=218, PETRI_PLACES=127, PETRI_TRANSITIONS=97} [2021-11-20 06:06:25,378 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 10 predicate places. [2021-11-20 06:06:25,379 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 97 transitions, 218 flow [2021-11-20 06:06:25,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 91.66666666666667) internal successors, (550), 6 states have internal predecessors, (550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:25,380 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:25,380 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:25,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 06:06:25,381 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:25,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:25,382 INFO L85 PathProgramCache]: Analyzing trace with hash -374926187, now seen corresponding path program 1 times [2021-11-20 06:06:25,382 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:25,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084294584] [2021-11-20 06:06:25,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:25,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:25,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:25,786 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:25,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084294584] [2021-11-20 06:06:25,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084294584] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:25,787 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:25,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 06:06:25,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820224605] [2021-11-20 06:06:25,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:25,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 06:06:25,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:25,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 06:06:25,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 06:06:25,798 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 114 [2021-11-20 06:06:25,799 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 97 transitions, 218 flow. Second operand has 6 states, 6 states have (on average 92.0) internal successors, (552), 6 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:25,800 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:25,800 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 114 [2021-11-20 06:06:25,800 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:26,351 INFO L129 PetriNetUnfolder]: 149/430 cut-off events. [2021-11-20 06:06:26,351 INFO L130 PetriNetUnfolder]: For 133/133 co-relation queries the response was YES. [2021-11-20 06:06:26,353 INFO L84 FinitePrefix]: Finished finitePrefix Result has 854 conditions, 430 events. 149/430 cut-off events. For 133/133 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1719 event pairs, 54 based on Foata normal form. 12/419 useless extension candidates. Maximal degree in co-relation 800. Up to 120 conditions per place. [2021-11-20 06:06:26,356 INFO L132 encePairwiseOnDemand]: 108/114 looper letters, 20 selfloop transitions, 2 changer transitions 28/129 dead transitions. [2021-11-20 06:06:26,356 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 119 places, 129 transitions, 403 flow [2021-11-20 06:06:26,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 06:06:26,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-20 06:06:26,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 862 transitions. [2021-11-20 06:06:26,360 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8401559454191033 [2021-11-20 06:06:26,360 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 862 transitions. [2021-11-20 06:06:26,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 862 transitions. [2021-11-20 06:06:26,362 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:26,362 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 862 transitions. [2021-11-20 06:06:26,365 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 95.77777777777777) internal successors, (862), 9 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:26,369 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 114.0) internal successors, (1140), 10 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:26,371 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 114.0) internal successors, (1140), 10 states have internal predecessors, (1140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:26,371 INFO L186 Difference]: Start difference. First operand has 127 places, 97 transitions, 218 flow. Second operand 9 states and 862 transitions. [2021-11-20 06:06:26,372 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 119 places, 129 transitions, 403 flow [2021-11-20 06:06:26,377 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 129 transitions, 369 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-11-20 06:06:26,379 INFO L242 Difference]: Finished difference. Result has 118 places, 97 transitions, 222 flow [2021-11-20 06:06:26,380 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=222, PETRI_PLACES=118, PETRI_TRANSITIONS=97} [2021-11-20 06:06:26,381 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 1 predicate places. [2021-11-20 06:06:26,381 INFO L470 AbstractCegarLoop]: Abstraction has has 118 places, 97 transitions, 222 flow [2021-11-20 06:06:26,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 92.0) internal successors, (552), 6 states have internal predecessors, (552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:26,382 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:26,382 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:26,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 06:06:26,383 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:26,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:26,384 INFO L85 PathProgramCache]: Analyzing trace with hash -69937000, now seen corresponding path program 1 times [2021-11-20 06:06:26,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:26,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806174904] [2021-11-20 06:06:26,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:26,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:26,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:27,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:27,063 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:27,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806174904] [2021-11-20 06:06:27,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806174904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:27,064 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:27,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-11-20 06:06:27,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473027679] [2021-11-20 06:06:27,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:27,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-20 06:06:27,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:27,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-20 06:06:27,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2021-11-20 06:06:27,068 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 114 [2021-11-20 06:06:27,070 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 97 transitions, 222 flow. Second operand has 13 states, 13 states have (on average 85.61538461538461) internal successors, (1113), 13 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:27,070 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:27,070 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 114 [2021-11-20 06:06:27,070 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:28,050 INFO L129 PetriNetUnfolder]: 190/530 cut-off events. [2021-11-20 06:06:28,050 INFO L130 PetriNetUnfolder]: For 115/115 co-relation queries the response was YES. [2021-11-20 06:06:28,053 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1085 conditions, 530 events. 190/530 cut-off events. For 115/115 co-relation queries the response was YES. Maximal size of possible extension queue 56. Compared 2455 event pairs, 48 based on Foata normal form. 10/494 useless extension candidates. Maximal degree in co-relation 1030. Up to 186 conditions per place. [2021-11-20 06:06:28,057 INFO L132 encePairwiseOnDemand]: 103/114 looper letters, 30 selfloop transitions, 7 changer transitions 22/132 dead transitions. [2021-11-20 06:06:28,058 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 132 transitions, 435 flow [2021-11-20 06:06:28,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 06:06:28,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-11-20 06:06:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1153 transitions. [2021-11-20 06:06:28,063 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7780026990553306 [2021-11-20 06:06:28,064 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1153 transitions. [2021-11-20 06:06:28,064 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1153 transitions. [2021-11-20 06:06:28,065 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:28,065 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1153 transitions. [2021-11-20 06:06:28,070 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 88.6923076923077) internal successors, (1153), 13 states have internal predecessors, (1153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:28,074 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 114.0) internal successors, (1596), 14 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:28,075 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 114.0) internal successors, (1596), 14 states have internal predecessors, (1596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:28,076 INFO L186 Difference]: Start difference. First operand has 118 places, 97 transitions, 222 flow. Second operand 13 states and 1153 transitions. [2021-11-20 06:06:28,076 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 132 transitions, 435 flow [2021-11-20 06:06:28,080 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 116 places, 132 transitions, 401 flow, removed 14 selfloop flow, removed 8 redundant places. [2021-11-20 06:06:28,083 INFO L242 Difference]: Finished difference. Result has 124 places, 100 transitions, 265 flow [2021-11-20 06:06:28,084 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=206, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=265, PETRI_PLACES=124, PETRI_TRANSITIONS=100} [2021-11-20 06:06:28,085 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 7 predicate places. [2021-11-20 06:06:28,085 INFO L470 AbstractCegarLoop]: Abstraction has has 124 places, 100 transitions, 265 flow [2021-11-20 06:06:28,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 85.61538461538461) internal successors, (1113), 13 states have internal predecessors, (1113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:28,086 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:28,087 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:28,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 06:06:28,087 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:28,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:28,088 INFO L85 PathProgramCache]: Analyzing trace with hash -474421326, now seen corresponding path program 2 times [2021-11-20 06:06:28,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:28,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990470884] [2021-11-20 06:06:28,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:28,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:28,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:28,587 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990470884] [2021-11-20 06:06:28,587 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990470884] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:28,587 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:28,587 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-11-20 06:06:28,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374671305] [2021-11-20 06:06:28,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:28,588 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-11-20 06:06:28,588 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:28,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-11-20 06:06:28,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-11-20 06:06:28,592 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 114 [2021-11-20 06:06:28,594 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 100 transitions, 265 flow. Second operand has 14 states, 14 states have (on average 84.57142857142857) internal successors, (1184), 14 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:28,594 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:28,594 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 114 [2021-11-20 06:06:28,594 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:29,626 INFO L129 PetriNetUnfolder]: 211/618 cut-off events. [2021-11-20 06:06:29,627 INFO L130 PetriNetUnfolder]: For 606/606 co-relation queries the response was YES. [2021-11-20 06:06:29,630 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1589 conditions, 618 events. 211/618 cut-off events. For 606/606 co-relation queries the response was YES. Maximal size of possible extension queue 58. Compared 3056 event pairs, 43 based on Foata normal form. 6/574 useless extension candidates. Maximal degree in co-relation 1516. Up to 213 conditions per place. [2021-11-20 06:06:29,635 INFO L132 encePairwiseOnDemand]: 100/114 looper letters, 39 selfloop transitions, 19 changer transitions 19/149 dead transitions. [2021-11-20 06:06:29,636 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 149 transitions, 639 flow [2021-11-20 06:06:29,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-20 06:06:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-11-20 06:06:29,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1403 transitions. [2021-11-20 06:06:29,643 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7691885964912281 [2021-11-20 06:06:29,644 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1403 transitions. [2021-11-20 06:06:29,644 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1403 transitions. [2021-11-20 06:06:29,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:29,646 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1403 transitions. [2021-11-20 06:06:29,651 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 87.6875) internal successors, (1403), 16 states have internal predecessors, (1403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:29,657 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 114.0) internal successors, (1938), 17 states have internal predecessors, (1938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:29,659 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 114.0) internal successors, (1938), 17 states have internal predecessors, (1938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:29,659 INFO L186 Difference]: Start difference. First operand has 124 places, 100 transitions, 265 flow. Second operand 16 states and 1403 transitions. [2021-11-20 06:06:29,659 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 149 transitions, 639 flow [2021-11-20 06:06:29,664 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 149 transitions, 616 flow, removed 7 selfloop flow, removed 7 redundant places. [2021-11-20 06:06:29,668 INFO L242 Difference]: Finished difference. Result has 137 places, 112 transitions, 421 flow [2021-11-20 06:06:29,668 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=252, PETRI_DIFFERENCE_MINUEND_PLACES=111, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=421, PETRI_PLACES=137, PETRI_TRANSITIONS=112} [2021-11-20 06:06:29,669 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 20 predicate places. [2021-11-20 06:06:29,670 INFO L470 AbstractCegarLoop]: Abstraction has has 137 places, 112 transitions, 421 flow [2021-11-20 06:06:29,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 84.57142857142857) internal successors, (1184), 14 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:29,671 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:29,671 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:29,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 06:06:29,672 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:29,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:29,673 INFO L85 PathProgramCache]: Analyzing trace with hash -377586068, now seen corresponding path program 3 times [2021-11-20 06:06:29,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:29,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872204931] [2021-11-20 06:06:29,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:29,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:30,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:30,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872204931] [2021-11-20 06:06:30,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872204931] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:30,298 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:30,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-20 06:06:30,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287455952] [2021-11-20 06:06:30,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:30,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-20 06:06:30,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:30,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-20 06:06:30,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-11-20 06:06:30,303 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 114 [2021-11-20 06:06:30,305 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 137 places, 112 transitions, 421 flow. Second operand has 15 states, 15 states have (on average 84.46666666666667) internal successors, (1267), 15 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:30,305 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:30,306 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 114 [2021-11-20 06:06:30,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:31,279 INFO L129 PetriNetUnfolder]: 196/593 cut-off events. [2021-11-20 06:06:31,280 INFO L130 PetriNetUnfolder]: For 1329/2506 co-relation queries the response was YES. [2021-11-20 06:06:31,284 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1877 conditions, 593 events. 196/593 cut-off events. For 1329/2506 co-relation queries the response was YES. Maximal size of possible extension queue 59. Compared 2954 event pairs, 50 based on Foata normal form. 13/562 useless extension candidates. Maximal degree in co-relation 1814. Up to 237 conditions per place. [2021-11-20 06:06:31,289 INFO L132 encePairwiseOnDemand]: 102/114 looper letters, 41 selfloop transitions, 13 changer transitions 20/146 dead transitions. [2021-11-20 06:06:31,290 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 146 transitions, 783 flow [2021-11-20 06:06:31,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-20 06:06:31,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2021-11-20 06:06:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1306 transitions. [2021-11-20 06:06:31,298 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7637426900584795 [2021-11-20 06:06:31,298 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1306 transitions. [2021-11-20 06:06:31,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1306 transitions. [2021-11-20 06:06:31,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:31,300 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1306 transitions. [2021-11-20 06:06:31,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 87.06666666666666) internal successors, (1306), 15 states have internal predecessors, (1306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:31,313 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 114.0) internal successors, (1824), 16 states have internal predecessors, (1824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:31,314 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 114.0) internal successors, (1824), 16 states have internal predecessors, (1824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:31,315 INFO L186 Difference]: Start difference. First operand has 137 places, 112 transitions, 421 flow. Second operand 15 states and 1306 transitions. [2021-11-20 06:06:31,315 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 146 transitions, 783 flow [2021-11-20 06:06:31,324 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 135 places, 146 transitions, 709 flow, removed 30 selfloop flow, removed 10 redundant places. [2021-11-20 06:06:31,328 INFO L242 Difference]: Finished difference. Result has 142 places, 114 transitions, 445 flow [2021-11-20 06:06:31,328 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=372, PETRI_DIFFERENCE_MINUEND_PLACES=121, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=11, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=100, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=445, PETRI_PLACES=142, PETRI_TRANSITIONS=114} [2021-11-20 06:06:31,329 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 25 predicate places. [2021-11-20 06:06:31,330 INFO L470 AbstractCegarLoop]: Abstraction has has 142 places, 114 transitions, 445 flow [2021-11-20 06:06:31,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 84.46666666666667) internal successors, (1267), 15 states have internal predecessors, (1267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:31,331 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:31,331 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:31,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 06:06:31,332 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:31,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:31,333 INFO L85 PathProgramCache]: Analyzing trace with hash -610432962, now seen corresponding path program 1 times [2021-11-20 06:06:31,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:31,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429209656] [2021-11-20 06:06:31,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:31,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:31,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:31,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:31,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429209656] [2021-11-20 06:06:31,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429209656] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:31,605 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:31,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:06:31,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358614880] [2021-11-20 06:06:31,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:31,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:06:31,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:31,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:06:31,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:06:31,609 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 87 out of 114 [2021-11-20 06:06:31,610 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 114 transitions, 445 flow. Second operand has 7 states, 7 states have (on average 89.71428571428571) internal successors, (628), 7 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:31,610 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:31,610 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 114 [2021-11-20 06:06:31,611 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:32,262 INFO L129 PetriNetUnfolder]: 232/746 cut-off events. [2021-11-20 06:06:32,262 INFO L130 PetriNetUnfolder]: For 1541/3366 co-relation queries the response was YES. [2021-11-20 06:06:32,267 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2284 conditions, 746 events. 232/746 cut-off events. For 1541/3366 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 4412 event pairs, 50 based on Foata normal form. 9/698 useless extension candidates. Maximal degree in co-relation 2221. Up to 300 conditions per place. [2021-11-20 06:06:32,272 INFO L132 encePairwiseOnDemand]: 104/114 looper letters, 34 selfloop transitions, 10 changer transitions 25/146 dead transitions. [2021-11-20 06:06:32,272 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 146 transitions, 814 flow [2021-11-20 06:06:32,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:06:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-11-20 06:06:32,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 653 transitions. [2021-11-20 06:06:32,276 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.818295739348371 [2021-11-20 06:06:32,277 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 653 transitions. [2021-11-20 06:06:32,277 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 653 transitions. [2021-11-20 06:06:32,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:32,278 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 653 transitions. [2021-11-20 06:06:32,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 93.28571428571429) internal successors, (653), 7 states have internal predecessors, (653), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:32,283 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 114.0) internal successors, (912), 8 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:32,286 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 114.0) internal successors, (912), 8 states have internal predecessors, (912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:32,286 INFO L186 Difference]: Start difference. First operand has 142 places, 114 transitions, 445 flow. Second operand 7 states and 653 transitions. [2021-11-20 06:06:32,286 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 146 transitions, 814 flow [2021-11-20 06:06:32,295 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 130 places, 146 transitions, 737 flow, removed 29 selfloop flow, removed 12 redundant places. [2021-11-20 06:06:32,298 INFO L242 Difference]: Finished difference. Result has 135 places, 119 transitions, 480 flow [2021-11-20 06:06:32,299 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=397, PETRI_DIFFERENCE_MINUEND_PLACES=124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=114, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=104, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=480, PETRI_PLACES=135, PETRI_TRANSITIONS=119} [2021-11-20 06:06:32,303 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 18 predicate places. [2021-11-20 06:06:32,303 INFO L470 AbstractCegarLoop]: Abstraction has has 135 places, 119 transitions, 480 flow [2021-11-20 06:06:32,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 89.71428571428571) internal successors, (628), 7 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:32,304 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:32,304 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:32,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 06:06:32,305 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:32,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:32,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1041078086, now seen corresponding path program 2 times [2021-11-20 06:06:32,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:32,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745769973] [2021-11-20 06:06:32,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:32,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:32,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:32,924 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:32,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745769973] [2021-11-20 06:06:32,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745769973] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:32,924 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:32,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-20 06:06:32,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648260087] [2021-11-20 06:06:32,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:32,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-20 06:06:32,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:32,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-20 06:06:32,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-11-20 06:06:32,929 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 114 [2021-11-20 06:06:32,932 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 135 places, 119 transitions, 480 flow. Second operand has 15 states, 15 states have (on average 80.8) internal successors, (1212), 15 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:32,932 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:32,932 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 114 [2021-11-20 06:06:32,932 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:33,804 INFO L129 PetriNetUnfolder]: 217/706 cut-off events. [2021-11-20 06:06:33,805 INFO L130 PetriNetUnfolder]: For 1793/7326 co-relation queries the response was YES. [2021-11-20 06:06:33,809 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2354 conditions, 706 events. 217/706 cut-off events. For 1793/7326 co-relation queries the response was YES. Maximal size of possible extension queue 68. Compared 4066 event pairs, 83 based on Foata normal form. 18/676 useless extension candidates. Maximal degree in co-relation 2295. Up to 303 conditions per place. [2021-11-20 06:06:33,814 INFO L132 encePairwiseOnDemand]: 101/114 looper letters, 47 selfloop transitions, 11 changer transitions 28/154 dead transitions. [2021-11-20 06:06:33,815 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 154 transitions, 901 flow [2021-11-20 06:06:33,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 06:06:33,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-20 06:06:33,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1009 transitions. [2021-11-20 06:06:33,821 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7375730994152047 [2021-11-20 06:06:33,821 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1009 transitions. [2021-11-20 06:06:33,821 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1009 transitions. [2021-11-20 06:06:33,822 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:33,823 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1009 transitions. [2021-11-20 06:06:33,827 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 84.08333333333333) internal successors, (1009), 12 states have internal predecessors, (1009), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:33,831 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:33,832 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:33,833 INFO L186 Difference]: Start difference. First operand has 135 places, 119 transitions, 480 flow. Second operand 12 states and 1009 transitions. [2021-11-20 06:06:33,833 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 154 transitions, 901 flow [2021-11-20 06:06:33,841 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 154 transitions, 864 flow, removed 12 selfloop flow, removed 5 redundant places. [2021-11-20 06:06:33,846 INFO L242 Difference]: Finished difference. Result has 143 places, 121 transitions, 507 flow [2021-11-20 06:06:33,847 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=456, PETRI_DIFFERENCE_MINUEND_PLACES=126, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=119, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=108, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=507, PETRI_PLACES=143, PETRI_TRANSITIONS=121} [2021-11-20 06:06:33,848 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 26 predicate places. [2021-11-20 06:06:33,848 INFO L470 AbstractCegarLoop]: Abstraction has has 143 places, 121 transitions, 507 flow [2021-11-20 06:06:33,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 80.8) internal successors, (1212), 15 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:33,850 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:33,850 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:33,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 06:06:33,851 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:33,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:33,851 INFO L85 PathProgramCache]: Analyzing trace with hash 328125792, now seen corresponding path program 3 times [2021-11-20 06:06:33,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:33,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369004938] [2021-11-20 06:06:33,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:33,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:34,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:34,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:34,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369004938] [2021-11-20 06:06:34,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369004938] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:34,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:34,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-20 06:06:34,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64814658] [2021-11-20 06:06:34,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:34,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-20 06:06:34,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:34,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-20 06:06:34,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:06:34,191 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 86 out of 114 [2021-11-20 06:06:34,196 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 143 places, 121 transitions, 507 flow. Second operand has 9 states, 9 states have (on average 88.22222222222223) internal successors, (794), 9 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:34,196 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:34,196 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 86 of 114 [2021-11-20 06:06:34,196 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:34,794 INFO L129 PetriNetUnfolder]: 168/590 cut-off events. [2021-11-20 06:06:34,794 INFO L130 PetriNetUnfolder]: For 1474/4183 co-relation queries the response was YES. [2021-11-20 06:06:34,798 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1918 conditions, 590 events. 168/590 cut-off events. For 1474/4183 co-relation queries the response was YES. Maximal size of possible extension queue 50. Compared 3187 event pairs, 37 based on Foata normal form. 16/566 useless extension candidates. Maximal degree in co-relation 1857. Up to 238 conditions per place. [2021-11-20 06:06:34,803 INFO L132 encePairwiseOnDemand]: 104/114 looper letters, 36 selfloop transitions, 12 changer transitions 22/146 dead transitions. [2021-11-20 06:06:34,804 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 145 places, 146 transitions, 840 flow [2021-11-20 06:06:34,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 06:06:34,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-20 06:06:34,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 732 transitions. [2021-11-20 06:06:34,854 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8026315789473685 [2021-11-20 06:06:34,854 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 732 transitions. [2021-11-20 06:06:34,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 732 transitions. [2021-11-20 06:06:34,855 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:34,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 732 transitions. [2021-11-20 06:06:34,860 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 91.5) internal successors, (732), 8 states have internal predecessors, (732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:34,863 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 114.0) internal successors, (1026), 9 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:34,864 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 114.0) internal successors, (1026), 9 states have internal predecessors, (1026), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:34,864 INFO L186 Difference]: Start difference. First operand has 143 places, 121 transitions, 507 flow. Second operand 8 states and 732 transitions. [2021-11-20 06:06:34,864 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 145 places, 146 transitions, 840 flow [2021-11-20 06:06:34,871 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 136 places, 146 transitions, 805 flow, removed 12 selfloop flow, removed 9 redundant places. [2021-11-20 06:06:34,875 INFO L242 Difference]: Finished difference. Result has 141 places, 122 transitions, 539 flow [2021-11-20 06:06:34,876 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=482, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=109, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=539, PETRI_PLACES=141, PETRI_TRANSITIONS=122} [2021-11-20 06:06:34,877 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 24 predicate places. [2021-11-20 06:06:34,878 INFO L470 AbstractCegarLoop]: Abstraction has has 141 places, 122 transitions, 539 flow [2021-11-20 06:06:34,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 88.22222222222223) internal successors, (794), 9 states have internal predecessors, (794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:34,879 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:34,879 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:34,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 06:06:34,880 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:34,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:34,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1329660998, now seen corresponding path program 4 times [2021-11-20 06:06:34,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:34,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84470205] [2021-11-20 06:06:34,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:34,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:35,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:35,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:35,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84470205] [2021-11-20 06:06:35,438 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84470205] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:35,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:35,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-20 06:06:35,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374146174] [2021-11-20 06:06:35,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:35,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-20 06:06:35,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:35,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-20 06:06:35,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2021-11-20 06:06:35,441 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 114 [2021-11-20 06:06:35,443 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 122 transitions, 539 flow. Second operand has 15 states, 15 states have (on average 81.6) internal successors, (1224), 15 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:35,444 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:35,444 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 114 [2021-11-20 06:06:35,444 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:36,781 INFO L129 PetriNetUnfolder]: 343/891 cut-off events. [2021-11-20 06:06:36,781 INFO L130 PetriNetUnfolder]: For 2364/2840 co-relation queries the response was YES. [2021-11-20 06:06:36,787 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2964 conditions, 891 events. 343/891 cut-off events. For 2364/2840 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 5233 event pairs, 74 based on Foata normal form. 25/897 useless extension candidates. Maximal degree in co-relation 2919. Up to 248 conditions per place. [2021-11-20 06:06:36,791 INFO L132 encePairwiseOnDemand]: 101/114 looper letters, 32 selfloop transitions, 9 changer transitions 87/198 dead transitions. [2021-11-20 06:06:36,792 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 153 places, 198 transitions, 1296 flow [2021-11-20 06:06:36,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-20 06:06:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-11-20 06:06:36,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1454 transitions. [2021-11-20 06:06:36,801 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7502579979360166 [2021-11-20 06:06:36,802 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1454 transitions. [2021-11-20 06:06:36,802 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1454 transitions. [2021-11-20 06:06:36,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:36,804 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1454 transitions. [2021-11-20 06:06:36,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 85.52941176470588) internal successors, (1454), 17 states have internal predecessors, (1454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:36,819 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 114.0) internal successors, (2052), 18 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:36,820 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 114.0) internal successors, (2052), 18 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:36,821 INFO L186 Difference]: Start difference. First operand has 141 places, 122 transitions, 539 flow. Second operand 17 states and 1454 transitions. [2021-11-20 06:06:36,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 153 places, 198 transitions, 1296 flow [2021-11-20 06:06:36,831 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 198 transitions, 1252 flow, removed 14 selfloop flow, removed 6 redundant places. [2021-11-20 06:06:36,835 INFO L242 Difference]: Finished difference. Result has 157 places, 104 transitions, 403 flow [2021-11-20 06:06:36,836 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=512, PETRI_DIFFERENCE_MINUEND_PLACES=131, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=113, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=403, PETRI_PLACES=157, PETRI_TRANSITIONS=104} [2021-11-20 06:06:36,837 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 40 predicate places. [2021-11-20 06:06:36,837 INFO L470 AbstractCegarLoop]: Abstraction has has 157 places, 104 transitions, 403 flow [2021-11-20 06:06:36,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 81.6) internal successors, (1224), 15 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:36,838 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:36,838 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:36,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 06:06:36,839 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:36,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:36,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1407945181, now seen corresponding path program 1 times [2021-11-20 06:06:36,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:36,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623457708] [2021-11-20 06:06:36,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:36,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:37,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:37,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623457708] [2021-11-20 06:06:37,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623457708] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:37,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:37,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-20 06:06:37,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049434362] [2021-11-20 06:06:37,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:37,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 06:06:37,243 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:37,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 06:06:37,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:06:37,245 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 114 [2021-11-20 06:06:37,246 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 157 places, 104 transitions, 403 flow. Second operand has 10 states, 10 states have (on average 85.4) internal successors, (854), 10 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:37,246 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:37,247 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 114 [2021-11-20 06:06:37,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:37,811 INFO L129 PetriNetUnfolder]: 33/206 cut-off events. [2021-11-20 06:06:37,812 INFO L130 PetriNetUnfolder]: For 596/1521 co-relation queries the response was YES. [2021-11-20 06:06:37,813 INFO L84 FinitePrefix]: Finished finitePrefix Result has 653 conditions, 206 events. 33/206 cut-off events. For 596/1521 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 531 event pairs, 24 based on Foata normal form. 7/206 useless extension candidates. Maximal degree in co-relation 609. Up to 61 conditions per place. [2021-11-20 06:06:37,815 INFO L132 encePairwiseOnDemand]: 103/114 looper letters, 26 selfloop transitions, 9 changer transitions 11/118 dead transitions. [2021-11-20 06:06:37,815 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 118 transitions, 605 flow [2021-11-20 06:06:37,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 06:06:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-11-20 06:06:37,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1039 transitions. [2021-11-20 06:06:37,819 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7595029239766082 [2021-11-20 06:06:37,819 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1039 transitions. [2021-11-20 06:06:37,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1039 transitions. [2021-11-20 06:06:37,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:37,820 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1039 transitions. [2021-11-20 06:06:37,823 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 86.58333333333333) internal successors, (1039), 12 states have internal predecessors, (1039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:37,828 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:37,829 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:37,829 INFO L186 Difference]: Start difference. First operand has 157 places, 104 transitions, 403 flow. Second operand 12 states and 1039 transitions. [2021-11-20 06:06:37,829 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 158 places, 118 transitions, 605 flow [2021-11-20 06:06:37,835 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 141 places, 118 transitions, 528 flow, removed 21 selfloop flow, removed 17 redundant places. [2021-11-20 06:06:37,837 INFO L242 Difference]: Finished difference. Result has 148 places, 104 transitions, 386 flow [2021-11-20 06:06:37,838 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=349, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=386, PETRI_PLACES=148, PETRI_TRANSITIONS=104} [2021-11-20 06:06:37,839 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 31 predicate places. [2021-11-20 06:06:37,840 INFO L470 AbstractCegarLoop]: Abstraction has has 148 places, 104 transitions, 386 flow [2021-11-20 06:06:37,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 85.4) internal successors, (854), 10 states have internal predecessors, (854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:37,841 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:37,841 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:37,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 06:06:37,841 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:37,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:37,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1977856328, now seen corresponding path program 1 times [2021-11-20 06:06:37,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:37,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70183416] [2021-11-20 06:06:37,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:37,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:38,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:38,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70183416] [2021-11-20 06:06:38,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70183416] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:38,264 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:38,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-20 06:06:38,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179988882] [2021-11-20 06:06:38,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:38,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 06:06:38,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:38,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 06:06:38,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:06:38,267 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 83 out of 114 [2021-11-20 06:06:38,268 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 148 places, 104 transitions, 386 flow. Second operand has 10 states, 10 states have (on average 85.5) internal successors, (855), 10 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:38,268 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:38,268 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 114 [2021-11-20 06:06:38,268 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:38,695 INFO L129 PetriNetUnfolder]: 32/224 cut-off events. [2021-11-20 06:06:38,695 INFO L130 PetriNetUnfolder]: For 555/1461 co-relation queries the response was YES. [2021-11-20 06:06:38,697 INFO L84 FinitePrefix]: Finished finitePrefix Result has 659 conditions, 224 events. 32/224 cut-off events. For 555/1461 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 697 event pairs, 13 based on Foata normal form. 5/219 useless extension candidates. Maximal degree in co-relation 614. Up to 57 conditions per place. [2021-11-20 06:06:38,698 INFO L132 encePairwiseOnDemand]: 103/114 looper letters, 29 selfloop transitions, 7 changer transitions 9/117 dead transitions. [2021-11-20 06:06:38,698 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 117 transitions, 572 flow [2021-11-20 06:06:38,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-20 06:06:38,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-20 06:06:38,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 873 transitions. [2021-11-20 06:06:38,702 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7657894736842106 [2021-11-20 06:06:38,702 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 873 transitions. [2021-11-20 06:06:38,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 873 transitions. [2021-11-20 06:06:38,707 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:38,707 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 873 transitions. [2021-11-20 06:06:38,710 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 87.3) internal successors, (873), 10 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:38,713 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 114.0) internal successors, (1254), 11 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:38,714 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 114.0) internal successors, (1254), 11 states have internal predecessors, (1254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:38,714 INFO L186 Difference]: Start difference. First operand has 148 places, 104 transitions, 386 flow. Second operand 10 states and 873 transitions. [2021-11-20 06:06:38,714 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 117 transitions, 572 flow [2021-11-20 06:06:38,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 117 transitions, 513 flow, removed 23 selfloop flow, removed 13 redundant places. [2021-11-20 06:06:38,723 INFO L242 Difference]: Finished difference. Result has 144 places, 104 transitions, 381 flow [2021-11-20 06:06:38,723 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=348, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=381, PETRI_PLACES=144, PETRI_TRANSITIONS=104} [2021-11-20 06:06:38,725 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 27 predicate places. [2021-11-20 06:06:38,725 INFO L470 AbstractCegarLoop]: Abstraction has has 144 places, 104 transitions, 381 flow [2021-11-20 06:06:38,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 85.5) internal successors, (855), 10 states have internal predecessors, (855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:38,743 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:38,743 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:38,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 06:06:38,744 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:38,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:38,744 INFO L85 PathProgramCache]: Analyzing trace with hash 621264274, now seen corresponding path program 2 times [2021-11-20 06:06:38,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:38,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98680086] [2021-11-20 06:06:38,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:38,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:39,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:39,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:39,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98680086] [2021-11-20 06:06:39,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98680086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:39,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:39,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-11-20 06:06:39,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797254026] [2021-11-20 06:06:39,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:39,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-11-20 06:06:39,463 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:39,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-11-20 06:06:39,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2021-11-20 06:06:39,467 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 79 out of 114 [2021-11-20 06:06:39,471 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 104 transitions, 381 flow. Second operand has 18 states, 18 states have (on average 80.61111111111111) internal successors, (1451), 18 states have internal predecessors, (1451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:39,472 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:39,472 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 114 [2021-11-20 06:06:39,472 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:40,202 INFO L129 PetriNetUnfolder]: 25/197 cut-off events. [2021-11-20 06:06:40,202 INFO L130 PetriNetUnfolder]: For 438/565 co-relation queries the response was YES. [2021-11-20 06:06:40,203 INFO L84 FinitePrefix]: Finished finitePrefix Result has 548 conditions, 197 events. 25/197 cut-off events. For 438/565 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 480 event pairs, 24 based on Foata normal form. 6/195 useless extension candidates. Maximal degree in co-relation 511. Up to 41 conditions per place. [2021-11-20 06:06:40,205 INFO L132 encePairwiseOnDemand]: 101/114 looper letters, 22 selfloop transitions, 7 changer transitions 15/112 dead transitions. [2021-11-20 06:06:40,205 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 152 places, 112 transitions, 515 flow [2021-11-20 06:06:40,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-20 06:06:40,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-11-20 06:06:40,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1151 transitions. [2021-11-20 06:06:40,209 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7211779448621554 [2021-11-20 06:06:40,209 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1151 transitions. [2021-11-20 06:06:40,209 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1151 transitions. [2021-11-20 06:06:40,210 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:40,211 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1151 transitions. [2021-11-20 06:06:40,214 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 82.21428571428571) internal successors, (1151), 14 states have internal predecessors, (1151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:40,217 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 114.0) internal successors, (1710), 15 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:40,218 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 114.0) internal successors, (1710), 15 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:40,218 INFO L186 Difference]: Start difference. First operand has 144 places, 104 transitions, 381 flow. Second operand 14 states and 1151 transitions. [2021-11-20 06:06:40,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 152 places, 112 transitions, 515 flow [2021-11-20 06:06:40,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 142 places, 112 transitions, 458 flow, removed 20 selfloop flow, removed 10 redundant places. [2021-11-20 06:06:40,226 INFO L242 Difference]: Finished difference. Result has 146 places, 97 transitions, 303 flow [2021-11-20 06:06:40,226 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=332, PETRI_DIFFERENCE_MINUEND_PLACES=129, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=104, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=97, PETRI_DIFFERENCE_SUBTRAHEND_STATES=14, PETRI_FLOW=303, PETRI_PLACES=146, PETRI_TRANSITIONS=97} [2021-11-20 06:06:40,227 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 29 predicate places. [2021-11-20 06:06:40,227 INFO L470 AbstractCegarLoop]: Abstraction has has 146 places, 97 transitions, 303 flow [2021-11-20 06:06:40,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 80.61111111111111) internal successors, (1451), 18 states have internal predecessors, (1451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:40,228 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-20 06:06:40,228 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 06:06:40,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 06:06:40,229 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-20 06:06:40,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:06:40,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1900024404, now seen corresponding path program 3 times [2021-11-20 06:06:40,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:06:40,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167854732] [2021-11-20 06:06:40,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:06:40,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:06:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:06:41,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 06:06:41,196 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:06:41,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167854732] [2021-11-20 06:06:41,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167854732] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:06:41,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:06:41,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-11-20 06:06:41,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717850] [2021-11-20 06:06:41,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:06:41,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-20 06:06:41,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:06:41,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-20 06:06:41,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2021-11-20 06:06:41,201 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 76 out of 114 [2021-11-20 06:06:41,203 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 97 transitions, 303 flow. Second operand has 17 states, 17 states have (on average 77.88235294117646) internal successors, (1324), 17 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:41,203 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-20 06:06:41,203 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 114 [2021-11-20 06:06:41,203 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-20 06:06:41,945 INFO L129 PetriNetUnfolder]: 17/147 cut-off events. [2021-11-20 06:06:41,945 INFO L130 PetriNetUnfolder]: For 205/257 co-relation queries the response was YES. [2021-11-20 06:06:41,946 INFO L84 FinitePrefix]: Finished finitePrefix Result has 377 conditions, 147 events. 17/147 cut-off events. For 205/257 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 232 event pairs, 3 based on Foata normal form. 5/148 useless extension candidates. Maximal degree in co-relation 357. Up to 17 conditions per place. [2021-11-20 06:06:41,947 INFO L132 encePairwiseOnDemand]: 99/114 looper letters, 0 selfloop transitions, 0 changer transitions 115/115 dead transitions. [2021-11-20 06:06:41,947 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 151 places, 115 transitions, 512 flow [2021-11-20 06:06:41,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-20 06:06:41,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2021-11-20 06:06:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 1344 transitions. [2021-11-20 06:06:41,951 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6934984520123839 [2021-11-20 06:06:41,951 INFO L72 ComplementDD]: Start complementDD. Operand 17 states and 1344 transitions. [2021-11-20 06:06:41,952 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 1344 transitions. [2021-11-20 06:06:41,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 06:06:41,953 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 17 states and 1344 transitions. [2021-11-20 06:06:41,956 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 18 states, 17 states have (on average 79.05882352941177) internal successors, (1344), 17 states have internal predecessors, (1344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:41,961 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 18 states, 18 states have (on average 114.0) internal successors, (2052), 18 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:41,962 INFO L81 ComplementDD]: Finished complementDD. Result has 18 states, 18 states have (on average 114.0) internal successors, (2052), 18 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:41,962 INFO L186 Difference]: Start difference. First operand has 146 places, 97 transitions, 303 flow. Second operand 17 states and 1344 transitions. [2021-11-20 06:06:41,963 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 151 places, 115 transitions, 512 flow [2021-11-20 06:06:41,966 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 129 places, 115 transitions, 414 flow, removed 12 selfloop flow, removed 22 redundant places. [2021-11-20 06:06:41,967 INFO L242 Difference]: Finished difference. Result has 129 places, 0 transitions, 0 flow [2021-11-20 06:06:41,968 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=240, PETRI_DIFFERENCE_MINUEND_PLACES=113, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=95, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=95, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=0, PETRI_PLACES=129, PETRI_TRANSITIONS=0} [2021-11-20 06:06:41,968 INFO L334 CegarLoopForPetriNet]: 117 programPoint places, 12 predicate places. [2021-11-20 06:06:41,969 INFO L470 AbstractCegarLoop]: Abstraction has has 129 places, 0 transitions, 0 flow [2021-11-20 06:06:41,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 77.88235294117646) internal successors, (1324), 17 states have internal predecessors, (1324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 06:06:41,972 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2021-11-20 06:06:41,973 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2021-11-20 06:06:41,973 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 7 remaining) [2021-11-20 06:06:41,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 7 remaining) [2021-11-20 06:06:41,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 7 remaining) [2021-11-20 06:06:41,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2021-11-20 06:06:41,974 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2021-11-20 06:06:41,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 06:06:41,980 INFO L732 BasicCegarLoop]: Path program histogram: [4, 3, 3, 1, 1, 1, 1, 1] [2021-11-20 06:06:41,985 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-20 06:06:41,985 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-20 06:06:41,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:06:41 BasicIcfg [2021-11-20 06:06:41,992 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:06:41,992 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:06:41,992 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:06:41,993 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:06:41,994 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:22" (3/4) ... [2021-11-20 06:06:41,997 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 06:06:42,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2021-11-20 06:06:42,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2021-11-20 06:06:42,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 139 nodes and edges [2021-11-20 06:06:42,028 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-11-20 06:06:42,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-20 06:06:42,030 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 06:06:42,114 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:06:42,115 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:06:42,116 INFO L158 Benchmark]: Toolchain (without parser) took 23879.29ms. Allocated memory was 96.5MB in the beginning and 392.2MB in the end (delta: 295.7MB). Free memory was 61.3MB in the beginning and 210.2MB in the end (delta: -148.9MB). Peak memory consumption was 145.3MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,116 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:06:42,117 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.99ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 52.6MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 171.70ms. Allocated memory is still 96.5MB. Free memory was 52.6MB in the beginning and 48.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,118 INFO L158 Benchmark]: Boogie Preprocessor took 117.85ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 48.2MB in the beginning and 108.0MB in the end (delta: -59.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,118 INFO L158 Benchmark]: RCFGBuilder took 2546.79ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 108.0MB in the beginning and 138.3MB in the end (delta: -30.4MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,119 INFO L158 Benchmark]: TraceAbstraction took 19900.65ms. Allocated memory was 178.3MB in the beginning and 392.2MB in the end (delta: 213.9MB). Free memory was 137.4MB in the beginning and 219.6MB in the end (delta: -82.2MB). Peak memory consumption was 132.7MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,119 INFO L158 Benchmark]: Witness Printer took 122.64ms. Allocated memory is still 392.2MB. Free memory was 219.6MB in the beginning and 210.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:06:42,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory is still 51.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.99ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 52.6MB in the end (delta: 8.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 171.70ms. Allocated memory is still 96.5MB. Free memory was 52.6MB in the beginning and 48.2MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.85ms. Allocated memory was 96.5MB in the beginning and 134.2MB in the end (delta: 37.7MB). Free memory was 48.2MB in the beginning and 108.0MB in the end (delta: -59.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2546.79ms. Allocated memory was 134.2MB in the beginning and 178.3MB in the end (delta: 44.0MB). Free memory was 108.0MB in the beginning and 138.3MB in the end (delta: -30.4MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * TraceAbstraction took 19900.65ms. Allocated memory was 178.3MB in the beginning and 392.2MB in the end (delta: 213.9MB). Free memory was 137.4MB in the beginning and 219.6MB in the end (delta: -82.2MB). Peak memory consumption was 132.7MB. Max. memory is 16.1GB. * Witness Printer took 122.64ms. Allocated memory is still 392.2MB. Free memory was 219.6MB in the beginning and 210.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 19]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 136 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 19.6s, OverallIterations: 15, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 11.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 649 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 649 mSDsluCounter, 929 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1450 mSDsCounter, 438 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2580 IncrementalHoareTripleChecker+Invalid, 3018 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 438 mSolverCounterUnsat, 149 mSDtfsCounter, 2580 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 236 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 207 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 659 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=539occurred in iteration=10, InterpolantAutomatonStates: 165, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 1267 NumberOfCodeBlocks, 1267 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1252 ConstructedInterpolants, 0 QuantifiedInterpolants, 9384 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-20 06:06:42,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_197a4237-5515-40fc-8da4-919007d1f5c7/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE