./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-sre-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G --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 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:25:52,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:25:52,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:25:52,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:25:52,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:25:52,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:25:52,273 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:25:52,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:25:52,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:25:52,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:25:52,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:25:52,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:25:52,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:25:52,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:25:52,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:25:52,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:25:52,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:25:52,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:25:52,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:25:52,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:25:52,316 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:25:52,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:25:52,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:25:52,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:25:52,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:25:52,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:25:52,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:25:52,329 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:25:52,329 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:25:52,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:25:52,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:25:52,333 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:25:52,334 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:25:52,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:25:52,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:25:52,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:25:52,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:25:52,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:25:52,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:25:52,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:25:52,341 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:25:52,342 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-23 13:25:52,375 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:25:52,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:25:52,376 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:25:52,376 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:25:52,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:25:52,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:25:52,378 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:25:52,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:25:52,379 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:25:52,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:25:52,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:25:52,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:25:52,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:25:52,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:25:52,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:25:52,380 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:25:52,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:25:52,381 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:25:52,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:25:52,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:25:52,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:25:52,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:25:52,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:25:52,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:25:52,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:25:52,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:25:52,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:25:52,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:25:52,384 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 13:25:52,384 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 13:25:52,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:25:52,385 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:25:52,385 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_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 672ab63d50f6d257836fb16bc257f69b3b166ee79333dc7cfe86a969c93c0f7f [2021-11-23 13:25:52,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:25:52,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:25:52,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:25:52,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:25:52,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:25:52,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/weaver/chl-sre-trans.wvr.c [2021-11-23 13:25:52,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/data/a08433b45/2b739ccb3e2c488cb1f1a0365592a465/FLAGde4d077f2 [2021-11-23 13:25:53,449 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:25:53,450 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/sv-benchmarks/c/weaver/chl-sre-trans.wvr.c [2021-11-23 13:25:53,459 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/data/a08433b45/2b739ccb3e2c488cb1f1a0365592a465/FLAGde4d077f2 [2021-11-23 13:25:53,804 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/data/a08433b45/2b739ccb3e2c488cb1f1a0365592a465 [2021-11-23 13:25:53,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:25:53,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:25:53,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:25:53,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:25:53,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:25:53,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:53" (1/1) ... [2021-11-23 13:25:53,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68018751 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:53, skipping insertion in model container [2021-11-23 13:25:53,834 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:53" (1/1) ... [2021-11-23 13:25:53,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:25:53,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:25:54,117 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_d907a987-2fe3-4486-a16c-db8028a0f55b/sv-benchmarks/c/weaver/chl-sre-trans.wvr.c[2272,2285] [2021-11-23 13:25:54,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:25:54,132 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:25:54,159 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_d907a987-2fe3-4486-a16c-db8028a0f55b/sv-benchmarks/c/weaver/chl-sre-trans.wvr.c[2272,2285] [2021-11-23 13:25:54,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:25:54,179 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:25:54,179 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54 WrapperNode [2021-11-23 13:25:54,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:25:54,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:25:54,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:25:54,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:25:54,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,201 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,227 INFO L137 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2021-11-23 13:25:54,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:25:54,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:25:54,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:25:54,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:25:54,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,243 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,243 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:25:54,259 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:25:54,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:25:54,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:25:54,261 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (1/1) ... [2021-11-23 13:25:54,270 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:25:54,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:25:54,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:25:54,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:25:54,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:25:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 13:25:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 13:25:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 13:25:54,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 13:25:54,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 13:25:54,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 13:25:54,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:25:54,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 13:25:54,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 13:25:54,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:25:54,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:25:54,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 13:25:54,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 13:25:54,361 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 13:25:54,460 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:25:54,462 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:25:54,723 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:25:54,734 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:25:54,734 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 13:25:54,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:54 BoogieIcfgContainer [2021-11-23 13:25:54,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:25:54,755 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:25:54,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:25:54,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:25:54,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:25:53" (1/3) ... [2021-11-23 13:25:54,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@254c7bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:54, skipping insertion in model container [2021-11-23 13:25:54,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:54" (2/3) ... [2021-11-23 13:25:54,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@254c7bf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:25:54, skipping insertion in model container [2021-11-23 13:25:54,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:54" (3/3) ... [2021-11-23 13:25:54,778 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-sre-trans.wvr.c [2021-11-23 13:25:54,785 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-23 13:25:54,785 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:25:54,785 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 13:25:54,802 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-23 13:25:54,859 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,860 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,861 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,862 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,863 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,864 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,865 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,866 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,866 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,867 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,868 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,869 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,870 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,871 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,872 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,873 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,873 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,873 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,874 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,874 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,874 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,875 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,875 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,875 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,875 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,881 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,887 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,888 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,889 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,889 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,889 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,890 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-23 13:25:54,896 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-11-23 13:25:54,961 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 13:25:54,971 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 [2021-11-23 13:25:54,972 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-23 13:25:54,992 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 119 places, 116 transitions, 256 flow [2021-11-23 13:25:55,140 INFO L129 PetriNetUnfolder]: 7/113 cut-off events. [2021-11-23 13:25:55,140 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-23 13:25:55,154 INFO L84 FinitePrefix]: Finished finitePrefix Result has 126 conditions, 113 events. 7/113 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 114 event pairs, 0 based on Foata normal form. 0/105 useless extension candidates. Maximal degree in co-relation 72. Up to 2 conditions per place. [2021-11-23 13:25:55,155 INFO L82 GeneralOperation]: Start removeDead. Operand has 119 places, 116 transitions, 256 flow [2021-11-23 13:25:55,161 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 102 transitions, 222 flow [2021-11-23 13:25:55,202 INFO L129 PetriNetUnfolder]: 7/101 cut-off events. [2021-11-23 13:25:55,202 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-11-23 13:25:55,203 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:55,203 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:55,204 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:55,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:55,212 INFO L85 PathProgramCache]: Analyzing trace with hash -64104107, now seen corresponding path program 1 times [2021-11-23 13:25:55,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:55,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926828601] [2021-11-23 13:25:55,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:55,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:55,902 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:55,902 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926828601] [2021-11-23 13:25:55,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [926828601] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:55,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:55,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 13:25:55,906 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831254714] [2021-11-23 13:25:55,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:55,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 13:25:55,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:55,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 13:25:55,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:25:55,994 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 116 [2021-11-23 13:25:56,004 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 105 places, 102 transitions, 222 flow. Second operand has 7 states, 7 states have (on average 96.57142857142857) internal successors, (676), 7 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,004 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:56,005 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 116 [2021-11-23 13:25:56,010 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:25:56,341 INFO L129 PetriNetUnfolder]: 83/396 cut-off events. [2021-11-23 13:25:56,341 INFO L130 PetriNetUnfolder]: For 77/77 co-relation queries the response was YES. [2021-11-23 13:25:56,347 INFO L84 FinitePrefix]: Finished finitePrefix Result has 597 conditions, 396 events. 83/396 cut-off events. For 77/77 co-relation queries the response was YES. Maximal size of possible extension queue 26. Compared 1941 event pairs, 36 based on Foata normal form. 2/368 useless extension candidates. Maximal degree in co-relation 478. Up to 56 conditions per place. [2021-11-23 13:25:56,352 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 25 selfloop transitions, 5 changer transitions 6/117 dead transitions. [2021-11-23 13:25:56,352 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 112 places, 117 transitions, 342 flow [2021-11-23 13:25:56,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:25:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-23 13:25:56,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 791 transitions. [2021-11-23 13:25:56,376 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8523706896551724 [2021-11-23 13:25:56,377 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 791 transitions. [2021-11-23 13:25:56,378 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 791 transitions. [2021-11-23 13:25:56,382 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:25:56,386 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 791 transitions. [2021-11-23 13:25:56,392 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 98.875) internal successors, (791), 8 states have internal predecessors, (791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,408 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,410 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,413 INFO L186 Difference]: Start difference. First operand has 105 places, 102 transitions, 222 flow. Second operand 8 states and 791 transitions. [2021-11-23 13:25:56,414 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 112 places, 117 transitions, 342 flow [2021-11-23 13:25:56,420 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 106 places, 117 transitions, 318 flow, removed 0 selfloop flow, removed 6 redundant places. [2021-11-23 13:25:56,426 INFO L242 Difference]: Finished difference. Result has 110 places, 102 transitions, 236 flow [2021-11-23 13:25:56,429 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=208, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=101, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=236, PETRI_PLACES=110, PETRI_TRANSITIONS=102} [2021-11-23 13:25:56,434 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 5 predicate places. [2021-11-23 13:25:56,435 INFO L470 AbstractCegarLoop]: Abstraction has has 110 places, 102 transitions, 236 flow [2021-11-23 13:25:56,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 96.57142857142857) internal successors, (676), 7 states have internal predecessors, (676), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,436 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:56,437 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 13:25:56,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 13:25:56,437 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:56,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:56,439 INFO L85 PathProgramCache]: Analyzing trace with hash 785676326, now seen corresponding path program 1 times [2021-11-23 13:25:56,439 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:56,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175496266] [2021-11-23 13:25:56,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:56,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:56,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:56,689 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:56,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175496266] [2021-11-23 13:25:56,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175496266] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:56,690 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:56,690 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:25:56,690 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74204670] [2021-11-23 13:25:56,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:56,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:25:56,692 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:56,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:25:56,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:25:56,696 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 98 out of 116 [2021-11-23 13:25:56,698 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 102 transitions, 236 flow. Second operand has 6 states, 6 states have (on average 100.33333333333333) internal successors, (602), 6 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,698 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:56,699 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 98 of 116 [2021-11-23 13:25:56,699 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:25:56,896 INFO L129 PetriNetUnfolder]: 27/294 cut-off events. [2021-11-23 13:25:56,896 INFO L130 PetriNetUnfolder]: For 17/17 co-relation queries the response was YES. [2021-11-23 13:25:56,900 INFO L84 FinitePrefix]: Finished finitePrefix Result has 406 conditions, 294 events. 27/294 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 1331 event pairs, 6 based on Foata normal form. 1/268 useless extension candidates. Maximal degree in co-relation 394. Up to 20 conditions per place. [2021-11-23 13:25:56,902 INFO L132 encePairwiseOnDemand]: 109/116 looper letters, 14 selfloop transitions, 3 changer transitions 10/114 dead transitions. [2021-11-23 13:25:56,902 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 114 transitions, 325 flow [2021-11-23 13:25:56,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 13:25:56,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 13:25:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 616 transitions. [2021-11-23 13:25:56,907 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8850574712643678 [2021-11-23 13:25:56,907 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 616 transitions. [2021-11-23 13:25:56,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 616 transitions. [2021-11-23 13:25:56,908 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:25:56,908 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 616 transitions. [2021-11-23 13:25:56,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 102.66666666666667) internal successors, (616), 6 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,915 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,916 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,917 INFO L186 Difference]: Start difference. First operand has 110 places, 102 transitions, 236 flow. Second operand 6 states and 616 transitions. [2021-11-23 13:25:56,917 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 114 transitions, 325 flow [2021-11-23 13:25:56,921 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 114 transitions, 315 flow, removed 3 selfloop flow, removed 4 redundant places. [2021-11-23 13:25:56,925 INFO L242 Difference]: Finished difference. Result has 111 places, 102 transitions, 246 flow [2021-11-23 13:25:56,925 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=228, PETRI_DIFFERENCE_MINUEND_PLACES=102, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=246, PETRI_PLACES=111, PETRI_TRANSITIONS=102} [2021-11-23 13:25:56,926 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 6 predicate places. [2021-11-23 13:25:56,927 INFO L470 AbstractCegarLoop]: Abstraction has has 111 places, 102 transitions, 246 flow [2021-11-23 13:25:56,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 100.33333333333333) internal successors, (602), 6 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:56,928 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:56,928 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] [2021-11-23 13:25:56,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 13:25:56,929 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:56,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:56,930 INFO L85 PathProgramCache]: Analyzing trace with hash -231943299, now seen corresponding path program 1 times [2021-11-23 13:25:56,931 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:56,931 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015542439] [2021-11-23 13:25:56,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:56,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:57,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:57,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015542439] [2021-11-23 13:25:57,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015542439] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:57,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:57,359 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:25:57,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896258592] [2021-11-23 13:25:57,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:57,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:25:57,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:57,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:25:57,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:57,366 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2021-11-23 13:25:57,370 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 111 places, 102 transitions, 246 flow. Second operand has 5 states, 5 states have (on average 93.4) internal successors, (467), 5 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:57,371 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:57,371 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2021-11-23 13:25:57,371 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:25:57,818 INFO L129 PetriNetUnfolder]: 357/1507 cut-off events. [2021-11-23 13:25:57,819 INFO L130 PetriNetUnfolder]: For 110/110 co-relation queries the response was YES. [2021-11-23 13:25:57,829 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2334 conditions, 1507 events. 357/1507 cut-off events. For 110/110 co-relation queries the response was YES. Maximal size of possible extension queue 104. Compared 11915 event pairs, 47 based on Foata normal form. 0/1217 useless extension candidates. Maximal degree in co-relation 2313. Up to 298 conditions per place. [2021-11-23 13:25:57,840 INFO L132 encePairwiseOnDemand]: 107/116 looper letters, 46 selfloop transitions, 8 changer transitions 10/138 dead transitions. [2021-11-23 13:25:57,840 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 138 transitions, 449 flow [2021-11-23 13:25:57,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:25:57,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-11-23 13:25:57,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 511 transitions. [2021-11-23 13:25:57,853 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8810344827586207 [2021-11-23 13:25:57,853 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 511 transitions. [2021-11-23 13:25:57,853 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 511 transitions. [2021-11-23 13:25:57,854 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:25:57,855 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 511 transitions. [2021-11-23 13:25:57,857 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 102.2) internal successors, (511), 5 states have internal predecessors, (511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:57,860 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:57,861 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:57,862 INFO L186 Difference]: Start difference. First operand has 111 places, 102 transitions, 246 flow. Second operand 5 states and 511 transitions. [2021-11-23 13:25:57,862 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 113 places, 138 transitions, 449 flow [2021-11-23 13:25:57,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 138 transitions, 435 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-11-23 13:25:57,884 INFO L242 Difference]: Finished difference. Result has 112 places, 106 transitions, 278 flow [2021-11-23 13:25:57,885 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=232, PETRI_DIFFERENCE_MINUEND_PLACES=104, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=102, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=278, PETRI_PLACES=112, PETRI_TRANSITIONS=106} [2021-11-23 13:25:57,888 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 7 predicate places. [2021-11-23 13:25:57,889 INFO L470 AbstractCegarLoop]: Abstraction has has 112 places, 106 transitions, 278 flow [2021-11-23 13:25:57,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 93.4) internal successors, (467), 5 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:57,890 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:57,890 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] [2021-11-23 13:25:57,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 13:25:57,891 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:57,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:57,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1485931439, now seen corresponding path program 2 times [2021-11-23 13:25:57,893 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:57,894 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674089899] [2021-11-23 13:25:57,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:57,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:58,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:58,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:58,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674089899] [2021-11-23 13:25:58,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674089899] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:58,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:58,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:25:58,097 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840601210] [2021-11-23 13:25:58,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:58,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:25:58,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:58,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:25:58,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:58,101 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 92 out of 116 [2021-11-23 13:25:58,102 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 106 transitions, 278 flow. Second operand has 5 states, 5 states have (on average 95.0) internal successors, (475), 5 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,103 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:58,103 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 92 of 116 [2021-11-23 13:25:58,103 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:25:58,594 INFO L129 PetriNetUnfolder]: 305/1729 cut-off events. [2021-11-23 13:25:58,594 INFO L130 PetriNetUnfolder]: For 495/495 co-relation queries the response was YES. [2021-11-23 13:25:58,603 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2833 conditions, 1729 events. 305/1729 cut-off events. For 495/495 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 15742 event pairs, 89 based on Foata normal form. 26/1660 useless extension candidates. Maximal degree in co-relation 2438. Up to 175 conditions per place. [2021-11-23 13:25:58,613 INFO L132 encePairwiseOnDemand]: 108/116 looper letters, 54 selfloop transitions, 11 changer transitions 9/150 dead transitions. [2021-11-23 13:25:58,613 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 114 places, 150 transitions, 589 flow [2021-11-23 13:25:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 13:25:58,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2021-11-23 13:25:58,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 527 transitions. [2021-11-23 13:25:58,617 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.9086206896551724 [2021-11-23 13:25:58,617 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 527 transitions. [2021-11-23 13:25:58,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 527 transitions. [2021-11-23 13:25:58,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:25:58,619 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 527 transitions. [2021-11-23 13:25:58,622 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 105.4) internal successors, (527), 5 states have internal predecessors, (527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,625 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,625 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 116.0) internal successors, (696), 6 states have internal predecessors, (696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,626 INFO L186 Difference]: Start difference. First operand has 112 places, 106 transitions, 278 flow. Second operand 5 states and 527 transitions. [2021-11-23 13:25:58,626 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 114 places, 150 transitions, 589 flow [2021-11-23 13:25:58,636 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 110 places, 150 transitions, 579 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-11-23 13:25:58,642 INFO L242 Difference]: Finished difference. Result has 114 places, 113 transitions, 356 flow [2021-11-23 13:25:58,643 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=268, PETRI_DIFFERENCE_MINUEND_PLACES=106, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=106, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=356, PETRI_PLACES=114, PETRI_TRANSITIONS=113} [2021-11-23 13:25:58,645 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 9 predicate places. [2021-11-23 13:25:58,646 INFO L470 AbstractCegarLoop]: Abstraction has has 114 places, 113 transitions, 356 flow [2021-11-23 13:25:58,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 95.0) internal successors, (475), 5 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,646 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:58,647 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] [2021-11-23 13:25:58,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 13:25:58,647 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:58,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:58,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1489489077, now seen corresponding path program 1 times [2021-11-23 13:25:58,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:58,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646913334] [2021-11-23 13:25:58,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:58,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:58,841 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:58,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646913334] [2021-11-23 13:25:58,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646913334] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:58,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:58,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-23 13:25:58,843 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234102048] [2021-11-23 13:25:58,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:58,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 13:25:58,844 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:58,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 13:25:58,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-11-23 13:25:58,847 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 116 [2021-11-23 13:25:58,849 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 113 transitions, 356 flow. Second operand has 8 states, 8 states have (on average 93.5) internal successors, (748), 8 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:58,849 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:58,849 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 116 [2021-11-23 13:25:58,849 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:25:59,104 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 78#L42-5true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,105 INFO L384 tUnfolder$Statistics]: this new event has 55 ancestors and is cut-off event [2021-11-23 13:25:59,105 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 13:25:59,106 INFO L387 tUnfolder$Statistics]: existing Event has 53 ancestors and is cut-off event [2021-11-23 13:25:59,106 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 13:25:59,133 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 49#L42-6true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,134 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,134 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,134 INFO L387 tUnfolder$Statistics]: existing Event has 54 ancestors and is cut-off event [2021-11-23 13:25:59,135 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,136 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 78#L42-5true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,137 INFO L384 tUnfolder$Statistics]: this new event has 53 ancestors and is not cut-off event [2021-11-23 13:25:59,137 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is not cut-off event [2021-11-23 13:25:59,137 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is not cut-off event [2021-11-23 13:25:59,137 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is not cut-off event [2021-11-23 13:25:59,163 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 6#L42-7true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,163 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,163 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,164 INFO L387 tUnfolder$Statistics]: existing Event has 55 ancestors and is cut-off event [2021-11-23 13:25:59,164 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,165 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 10#L54-8true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 49#L42-6true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,165 INFO L384 tUnfolder$Statistics]: this new event has 54 ancestors and is not cut-off event [2021-11-23 13:25:59,166 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-11-23 13:25:59,166 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-11-23 13:25:59,166 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is not cut-off event [2021-11-23 13:25:59,189 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 7#L42-8true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,190 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,190 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,190 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,191 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,192 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 6#L42-7true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,192 INFO L384 tUnfolder$Statistics]: this new event has 55 ancestors and is not cut-off event [2021-11-23 13:25:59,192 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-11-23 13:25:59,192 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-11-23 13:25:59,193 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is not cut-off event [2021-11-23 13:25:59,200 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][112], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 10#L54-8true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 181#(<= (+ |thread1Thread1of1ForFork2_#t~ite1| 1) 0), 49#L42-6true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,200 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,200 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,201 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,201 INFO L387 tUnfolder$Statistics]: existing Event has 56 ancestors and is cut-off event [2021-11-23 13:25:59,213 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 25#L42-9true, 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,214 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,214 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,214 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,214 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,218 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 7#L42-8true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,218 INFO L384 tUnfolder$Statistics]: this new event has 56 ancestors and is not cut-off event [2021-11-23 13:25:59,218 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is not cut-off event [2021-11-23 13:25:59,218 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is not cut-off event [2021-11-23 13:25:59,219 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is not cut-off event [2021-11-23 13:25:59,225 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][115], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 6#L42-7true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), 188#(and (<= (+ |thread1Thread1of1ForFork2_#t~ite2| 1) 0) (<= (+ |thread1Thread1of1ForFork2_#t~ite1| 1) 0))]) [2021-11-23 13:25:59,225 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,226 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,226 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,226 INFO L387 tUnfolder$Statistics]: existing Event has 57 ancestors and is cut-off event [2021-11-23 13:25:59,238 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, 34#L44true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,239 INFO L384 tUnfolder$Statistics]: this new event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,239 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,239 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,239 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,240 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 25#L42-9true, 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,241 INFO L384 tUnfolder$Statistics]: this new event has 57 ancestors and is not cut-off event [2021-11-23 13:25:59,241 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is not cut-off event [2021-11-23 13:25:59,241 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is not cut-off event [2021-11-23 13:25:59,241 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is not cut-off event [2021-11-23 13:25:59,248 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][117], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 190#(and (<= (+ |thread1Thread1of1ForFork2_#t~ite2| 1) 0) (<= (+ ~result_3~0 1) 0) (<= (+ |thread1Thread1of1ForFork2_#t~ite1| 1) 0)), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 7#L42-8true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,249 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,249 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,249 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,249 INFO L387 tUnfolder$Statistics]: existing Event has 58 ancestors and is cut-off event [2021-11-23 13:25:59,257 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 10#L54-8true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 169#true, 34#L44true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 179#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,258 INFO L384 tUnfolder$Statistics]: this new event has 58 ancestors and is not cut-off event [2021-11-23 13:25:59,258 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is not cut-off event [2021-11-23 13:25:59,258 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is not cut-off event [2021-11-23 13:25:59,259 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is not cut-off event [2021-11-23 13:25:59,269 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][119], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true, Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 25#L42-9true, 194#(and (<= (+ ~result_3~0 1) 0) (<= (+ |thread1Thread1of1ForFork2_#t~ite1| 1) 0)), 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,269 INFO L384 tUnfolder$Statistics]: this new event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,270 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,270 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,270 INFO L387 tUnfolder$Statistics]: existing Event has 59 ancestors and is cut-off event [2021-11-23 13:25:59,280 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][121], [8#L48-8true, 18#L70-4true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 10#L54-8true, Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 183#(<= (+ ~result_3~0 1) 0), Black: 169#true, 34#L44true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))))]) [2021-11-23 13:25:59,281 INFO L384 tUnfolder$Statistics]: this new event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,281 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,281 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,281 INFO L387 tUnfolder$Statistics]: existing Event has 60 ancestors and is cut-off event [2021-11-23 13:25:59,304 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([274] L48-7-->L48-8: Formula: (= v_~result_4~0_1 |v_thread2Thread1of1ForFork0_#t~ite4_3|) InVars {thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} OutVars{~result_4~0=v_~result_4~0_1, thread2Thread1of1ForFork0_#t~ite4=|v_thread2Thread1of1ForFork0_#t~ite4_3|} AuxVars[] AssignedVars[~result_4~0][77], [Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 106#L71-2true, 8#L48-8true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), 179#true, Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true]) [2021-11-23 13:25:59,304 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,305 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,305 INFO L387 tUnfolder$Statistics]: existing Event has 64 ancestors and is cut-off event [2021-11-23 13:25:59,305 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,307 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][121], [183#(<= (+ ~result_3~0 1) 0), Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 8#L48-8true, 106#L71-2true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true]) [2021-11-23 13:25:59,307 INFO L384 tUnfolder$Statistics]: this new event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,307 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,308 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,308 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is cut-off event [2021-11-23 13:25:59,317 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 8#L48-8true, 106#L71-2true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), 179#true, Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true]) [2021-11-23 13:25:59,318 INFO L384 tUnfolder$Statistics]: this new event has 64 ancestors and is not cut-off event [2021-11-23 13:25:59,318 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-23 13:25:59,318 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-23 13:25:59,318 INFO L387 tUnfolder$Statistics]: existing Event has 66 ancestors and is not cut-off event [2021-11-23 13:25:59,335 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][121], [Black: 169#true, 183#(<= (+ ~result_3~0 1) 0), 9#L72-2true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true]) [2021-11-23 13:25:59,335 INFO L384 tUnfolder$Statistics]: this new event has 73 ancestors and is cut-off event [2021-11-23 13:25:59,335 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-11-23 13:25:59,336 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-11-23 13:25:59,336 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is cut-off event [2021-11-23 13:25:59,338 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([287] L54-7-->L54-8: Formula: (= v_~result_5~0_1 |v_thread3Thread1of1ForFork1_#t~ite6_3|) InVars {thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|} OutVars{thread3Thread1of1ForFork1_#t~ite6=|v_thread3Thread1of1ForFork1_#t~ite6_3|, ~result_5~0=v_~result_5~0_1} AuxVars[] AssignedVars[~result_5~0][111], [Black: 169#true, Black: 173#(not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))), 9#L72-2true, 172#(and (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0)), 179#true, Black: 161#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 162#(or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), Black: 159#true, 163#(and (or (not (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))) (or (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0) (= ~sponsored_0~0 (* 256 (div ~sponsored_0~0 256))))), Black: 171#(or (not (= ~sponsored_1~0 (* 256 (div ~sponsored_1~0 256)))) (not (= (* 256 (div ~sponsored_2~0 256)) ~sponsored_2~0))), 10#L54-8true]) [2021-11-23 13:25:59,338 INFO L384 tUnfolder$Statistics]: this new event has 71 ancestors and is not cut-off event [2021-11-23 13:25:59,338 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2021-11-23 13:25:59,338 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2021-11-23 13:25:59,339 INFO L387 tUnfolder$Statistics]: existing Event has 73 ancestors and is not cut-off event [2021-11-23 13:25:59,406 INFO L129 PetriNetUnfolder]: 566/1831 cut-off events. [2021-11-23 13:25:59,406 INFO L130 PetriNetUnfolder]: For 252/284 co-relation queries the response was YES. [2021-11-23 13:25:59,418 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3122 conditions, 1831 events. 566/1831 cut-off events. For 252/284 co-relation queries the response was YES. Maximal size of possible extension queue 207. Compared 15585 event pairs, 186 based on Foata normal form. 6/1646 useless extension candidates. Maximal degree in co-relation 2183. Up to 492 conditions per place. [2021-11-23 13:25:59,428 INFO L132 encePairwiseOnDemand]: 106/116 looper letters, 29 selfloop transitions, 7 changer transitions 19/143 dead transitions. [2021-11-23 13:25:59,428 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 143 transitions, 531 flow [2021-11-23 13:25:59,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 13:25:59,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-11-23 13:25:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 962 transitions. [2021-11-23 13:25:59,434 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8293103448275863 [2021-11-23 13:25:59,435 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 962 transitions. [2021-11-23 13:25:59,435 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 962 transitions. [2021-11-23 13:25:59,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:25:59,436 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 962 transitions. [2021-11-23 13:25:59,440 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 96.2) internal successors, (962), 10 states have internal predecessors, (962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:59,444 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:59,448 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 116.0) internal successors, (1276), 11 states have internal predecessors, (1276), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:59,448 INFO L186 Difference]: Start difference. First operand has 114 places, 113 transitions, 356 flow. Second operand 10 states and 962 transitions. [2021-11-23 13:25:59,448 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 143 transitions, 531 flow [2021-11-23 13:25:59,453 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 121 places, 143 transitions, 527 flow, removed 2 selfloop flow, removed 0 redundant places. [2021-11-23 13:25:59,456 INFO L242 Difference]: Finished difference. Result has 128 places, 113 transitions, 375 flow [2021-11-23 13:25:59,457 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=352, PETRI_DIFFERENCE_MINUEND_PLACES=112, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=106, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=375, PETRI_PLACES=128, PETRI_TRANSITIONS=113} [2021-11-23 13:25:59,461 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 23 predicate places. [2021-11-23 13:25:59,461 INFO L470 AbstractCegarLoop]: Abstraction has has 128 places, 113 transitions, 375 flow [2021-11-23 13:25:59,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 93.5) internal successors, (748), 8 states have internal predecessors, (748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:59,462 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:25:59,463 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] [2021-11-23 13:25:59,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-23 13:25:59,463 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:25:59,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:25:59,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1168574361, now seen corresponding path program 3 times [2021-11-23 13:25:59,464 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:25:59,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241732399] [2021-11-23 13:25:59,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:25:59,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:25:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:25:59,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:25:59,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:25:59,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241732399] [2021-11-23 13:25:59,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241732399] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:25:59,625 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:25:59,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 13:25:59,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160891444] [2021-11-23 13:25:59,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:25:59,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 13:25:59,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:25:59,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 13:25:59,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-23 13:25:59,630 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2021-11-23 13:25:59,631 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 113 transitions, 375 flow. Second operand has 5 states, 5 states have (on average 93.4) internal successors, (467), 5 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:25:59,631 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:25:59,631 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2021-11-23 13:25:59,631 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:26:00,035 INFO L129 PetriNetUnfolder]: 214/1314 cut-off events. [2021-11-23 13:26:00,036 INFO L130 PetriNetUnfolder]: For 985/985 co-relation queries the response was YES. [2021-11-23 13:26:00,044 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2561 conditions, 1314 events. 214/1314 cut-off events. For 985/985 co-relation queries the response was YES. Maximal size of possible extension queue 79. Compared 10664 event pairs, 42 based on Foata normal form. 30/1288 useless extension candidates. Maximal degree in co-relation 2527. Up to 195 conditions per place. [2021-11-23 13:26:00,051 INFO L132 encePairwiseOnDemand]: 105/116 looper letters, 50 selfloop transitions, 22 changer transitions 14/159 dead transitions. [2021-11-23 13:26:00,052 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 159 transitions, 798 flow [2021-11-23 13:26:00,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 13:26:00,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-11-23 13:26:00,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 602 transitions. [2021-11-23 13:26:00,056 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8649425287356322 [2021-11-23 13:26:00,056 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 602 transitions. [2021-11-23 13:26:00,057 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 602 transitions. [2021-11-23 13:26:00,057 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:26:00,058 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 602 transitions. [2021-11-23 13:26:00,060 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 100.33333333333333) internal successors, (602), 6 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,063 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,064 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 116.0) internal successors, (812), 7 states have internal predecessors, (812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,064 INFO L186 Difference]: Start difference. First operand has 128 places, 113 transitions, 375 flow. Second operand 6 states and 602 transitions. [2021-11-23 13:26:00,064 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 159 transitions, 798 flow [2021-11-23 13:26:00,070 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 127 places, 159 transitions, 789 flow, removed 2 selfloop flow, removed 4 redundant places. [2021-11-23 13:26:00,074 INFO L242 Difference]: Finished difference. Result has 132 places, 123 transitions, 560 flow [2021-11-23 13:26:00,075 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=366, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=113, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=560, PETRI_PLACES=132, PETRI_TRANSITIONS=123} [2021-11-23 13:26:00,078 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 27 predicate places. [2021-11-23 13:26:00,079 INFO L470 AbstractCegarLoop]: Abstraction has has 132 places, 123 transitions, 560 flow [2021-11-23 13:26:00,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 93.4) internal successors, (467), 5 states have internal predecessors, (467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,079 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:26:00,080 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] [2021-11-23 13:26:00,080 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-23 13:26:00,080 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:26:00,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:00,082 INFO L85 PathProgramCache]: Analyzing trace with hash -1610344149, now seen corresponding path program 4 times [2021-11-23 13:26:00,082 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:00,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842687282] [2021-11-23 13:26:00,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:00,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:26:00,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:00,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842687282] [2021-11-23 13:26:00,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842687282] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:00,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:00,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-23 13:26:00,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251671515] [2021-11-23 13:26:00,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:00,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 13:26:00,287 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:00,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 13:26:00,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-23 13:26:00,289 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 116 [2021-11-23 13:26:00,290 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 132 places, 123 transitions, 560 flow. Second operand has 6 states, 6 states have (on average 92.83333333333333) internal successors, (557), 6 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,291 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:26:00,291 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 116 [2021-11-23 13:26:00,291 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:26:00,649 INFO L129 PetriNetUnfolder]: 125/781 cut-off events. [2021-11-23 13:26:00,649 INFO L130 PetriNetUnfolder]: For 1246/1246 co-relation queries the response was YES. [2021-11-23 13:26:00,655 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1847 conditions, 781 events. 125/781 cut-off events. For 1246/1246 co-relation queries the response was YES. Maximal size of possible extension queue 62. Compared 5598 event pairs, 15 based on Foata normal form. 16/777 useless extension candidates. Maximal degree in co-relation 1813. Up to 93 conditions per place. [2021-11-23 13:26:00,663 INFO L132 encePairwiseOnDemand]: 107/116 looper letters, 56 selfloop transitions, 39 changer transitions 7/174 dead transitions. [2021-11-23 13:26:00,663 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 132 places, 174 transitions, 1174 flow [2021-11-23 13:26:00,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-23 13:26:00,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-11-23 13:26:00,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 784 transitions. [2021-11-23 13:26:00,668 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8448275862068966 [2021-11-23 13:26:00,668 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 784 transitions. [2021-11-23 13:26:00,668 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 784 transitions. [2021-11-23 13:26:00,669 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:26:00,670 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 784 transitions. [2021-11-23 13:26:00,673 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 98.0) internal successors, (784), 8 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,679 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 116.0) internal successors, (1044), 9 states have internal predecessors, (1044), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,679 INFO L186 Difference]: Start difference. First operand has 132 places, 123 transitions, 560 flow. Second operand 8 states and 784 transitions. [2021-11-23 13:26:00,679 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 132 places, 174 transitions, 1174 flow [2021-11-23 13:26:00,690 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 126 places, 174 transitions, 1127 flow, removed 20 selfloop flow, removed 6 redundant places. [2021-11-23 13:26:00,696 INFO L242 Difference]: Finished difference. Result has 130 places, 144 transitions, 908 flow [2021-11-23 13:26:00,696 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=520, PETRI_DIFFERENCE_MINUEND_PLACES=119, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=121, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=96, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=908, PETRI_PLACES=130, PETRI_TRANSITIONS=144} [2021-11-23 13:26:00,697 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 25 predicate places. [2021-11-23 13:26:00,698 INFO L470 AbstractCegarLoop]: Abstraction has has 130 places, 144 transitions, 908 flow [2021-11-23 13:26:00,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 92.83333333333333) internal successors, (557), 6 states have internal predecessors, (557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,699 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-11-23 13:26:00,699 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] [2021-11-23 13:26:00,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-23 13:26:00,699 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-23 13:26:00,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 13:26:00,700 INFO L85 PathProgramCache]: Analyzing trace with hash -282615927, now seen corresponding path program 1 times [2021-11-23 13:26:00,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 13:26:00,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728095634] [2021-11-23 13:26:00,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 13:26:00,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 13:26:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 13:26:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 13:26:00,831 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 13:26:00,831 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728095634] [2021-11-23 13:26:00,832 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728095634] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 13:26:00,832 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 13:26:00,832 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-23 13:26:00,832 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092782889] [2021-11-23 13:26:00,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 13:26:00,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-23 13:26:00,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 13:26:00,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-23 13:26:00,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-23 13:26:00,836 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 95 out of 116 [2021-11-23 13:26:00,838 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 144 transitions, 908 flow. Second operand has 7 states, 7 states have (on average 97.28571428571429) internal successors, (681), 7 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:00,838 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-11-23 13:26:00,838 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 95 of 116 [2021-11-23 13:26:00,838 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-11-23 13:26:01,068 INFO L129 PetriNetUnfolder]: 98/662 cut-off events. [2021-11-23 13:26:01,068 INFO L130 PetriNetUnfolder]: For 1294/1422 co-relation queries the response was YES. [2021-11-23 13:26:01,074 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1526 conditions, 662 events. 98/662 cut-off events. For 1294/1422 co-relation queries the response was YES. Maximal size of possible extension queue 60. Compared 5116 event pairs, 0 based on Foata normal form. 2/650 useless extension candidates. Maximal degree in co-relation 1051. Up to 69 conditions per place. [2021-11-23 13:26:01,076 INFO L132 encePairwiseOnDemand]: 108/116 looper letters, 0 selfloop transitions, 0 changer transitions 151/151 dead transitions. [2021-11-23 13:26:01,076 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 151 transitions, 982 flow [2021-11-23 13:26:01,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-23 13:26:01,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-11-23 13:26:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 881 transitions. [2021-11-23 13:26:01,081 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.8438697318007663 [2021-11-23 13:26:01,082 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 881 transitions. [2021-11-23 13:26:01,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 881 transitions. [2021-11-23 13:26:01,083 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 13:26:01,083 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 881 transitions. [2021-11-23 13:26:01,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 97.88888888888889) internal successors, (881), 9 states have internal predecessors, (881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,092 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,093 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 116.0) internal successors, (1160), 10 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,093 INFO L186 Difference]: Start difference. First operand has 130 places, 144 transitions, 908 flow. Second operand 9 states and 881 transitions. [2021-11-23 13:26:01,093 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 133 places, 151 transitions, 982 flow [2021-11-23 13:26:01,108 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 131 places, 151 transitions, 867 flow, removed 48 selfloop flow, removed 2 redundant places. [2021-11-23 13:26:01,111 INFO L242 Difference]: Finished difference. Result has 131 places, 0 transitions, 0 flow [2021-11-23 13:26:01,111 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=116, PETRI_DIFFERENCE_MINUEND_FLOW=787, PETRI_DIFFERENCE_MINUEND_PLACES=123, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=141, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=141, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=0, PETRI_PLACES=131, PETRI_TRANSITIONS=0} [2021-11-23 13:26:01,114 INFO L334 CegarLoopForPetriNet]: 105 programPoint places, 26 predicate places. [2021-11-23 13:26:01,115 INFO L470 AbstractCegarLoop]: Abstraction has has 131 places, 0 transitions, 0 flow [2021-11-23 13:26:01,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 97.28571428571429) internal successors, (681), 7 states have internal predecessors, (681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 13:26:01,121 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-23 13:26:01,122 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-23 13:26:01,122 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-23 13:26:01,122 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-23 13:26:01,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-23 13:26:01,128 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1] [2021-11-23 13:26:01,131 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-23 13:26:01,131 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 13:26:01,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:26:01 BasicIcfg [2021-11-23 13:26:01,148 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:26:01,149 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:26:01,149 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:26:01,149 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:26:01,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:25:54" (3/4) ... [2021-11-23 13:26:01,164 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:26:01,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-11-23 13:26:01,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-11-23 13:26:01,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-11-23 13:26:01,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-23 13:26:01,181 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-23 13:26:01,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 13:26:01,182 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:26:01,233 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:26:01,234 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:26:01,235 INFO L158 Benchmark]: Toolchain (without parser) took 7423.17ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 81.2MB in the beginning and 120.8MB in the end (delta: -39.6MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,236 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory was 68.4MB in the beginning and 68.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:26:01,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.55ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 84.2MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.76ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 82.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,237 INFO L158 Benchmark]: Boogie Preprocessor took 29.98ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 81.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,237 INFO L158 Benchmark]: RCFGBuilder took 477.43ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 68.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,238 INFO L158 Benchmark]: TraceAbstraction took 6393.32ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 68.3MB in the beginning and 123.9MB in the end (delta: -55.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,239 INFO L158 Benchmark]: Witness Printer took 85.15ms. Allocated memory is still 190.8MB. Free memory was 123.9MB in the beginning and 120.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 13:26:01,243 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory was 68.4MB in the beginning and 68.3MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.55ms. Allocated memory is still 109.1MB. Free memory was 80.9MB in the beginning and 84.2MB in the end (delta: -3.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.76ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 82.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.98ms. Allocated memory is still 109.1MB. Free memory was 82.5MB in the beginning and 81.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.43ms. Allocated memory is still 109.1MB. Free memory was 81.2MB in the beginning and 68.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6393.32ms. Allocated memory was 109.1MB in the beginning and 190.8MB in the end (delta: 81.8MB). Free memory was 68.3MB in the beginning and 123.9MB in the end (delta: -55.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * Witness Printer took 85.15ms. Allocated memory is still 190.8MB. Free memory was 123.9MB in the beginning and 120.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. 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: 76]: 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 7 procedures, 149 locations, 4 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: 6.2s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 244 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 244 mSDsluCounter, 320 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 416 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 644 IncrementalHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 121 mSDtfsCounter, 644 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 84 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=908occurred in iteration=7, InterpolantAutomatonStates: 57, 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, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 682 NumberOfCodeBlocks, 682 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 674 ConstructedInterpolants, 0 QuantifiedInterpolants, 2450 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-23 13:26:01,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d907a987-2fe3-4486-a16c-db8028a0f55b/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE