./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg --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 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:20:57,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:20:57,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:20:57,321 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:20:57,322 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:20:57,324 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:20:57,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:20:57,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:20:57,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:20:57,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:20:57,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:20:57,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:20:57,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:20:57,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:20:57,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:20:57,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:20:57,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:20:57,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:20:57,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:20:57,366 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:20:57,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:20:57,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:20:57,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:20:57,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:20:57,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:20:57,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:20:57,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:20:57,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:20:57,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:20:57,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:20:57,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:20:57,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:20:57,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:20:57,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:20:57,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:20:57,406 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:20:57,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:20:57,407 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:20:57,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:20:57,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:20:57,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:20:57,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 09:20:57,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:20:57,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:20:57,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:20:57,467 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:20:57,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:20:57,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:20:57,477 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:20:57,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:20:57,477 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:20:57,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:20:57,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:20:57,480 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:20:57,480 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:20:57,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:20:57,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:20:57,481 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:20:57,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:20:57,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:20:57,482 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:20:57,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:20:57,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:20:57,482 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:20:57,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:20:57,483 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:20:57,483 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:20:57,484 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:20:57,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:20:57,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:20:57,485 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:20:57,487 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:20:57,487 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:20:57,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:20:57,488 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_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54b834084fe1393c06cef2b14fb31f788537bd44a8744d5b4241cffc72e1d744 [2021-10-28 09:20:57,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:20:57,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:20:57,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:20:57,819 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:20:57,820 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:20:57,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-28 09:20:57,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/data/48e2fe47c/73832c02ff804ac6b1c9224d71e4e15c/FLAG56d97aaba [2021-10-28 09:20:58,589 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:20:58,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c [2021-10-28 09:20:58,600 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/data/48e2fe47c/73832c02ff804ac6b1c9224d71e4e15c/FLAG56d97aaba [2021-10-28 09:20:58,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/data/48e2fe47c/73832c02ff804ac6b1c9224d71e4e15c [2021-10-28 09:20:58,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:20:58,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:20:58,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:20:58,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:20:58,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:20:58,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:20:58" (1/1) ... [2021-10-28 09:20:58,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17a4aa6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:58, skipping insertion in model container [2021-10-28 09:20:58,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:20:58" (1/1) ... [2021-10-28 09:20:58,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:20:59,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:20:59,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-28 09:20:59,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:20:59,274 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:20:59,308 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/sv-benchmarks/c/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2021-10-28 09:20:59,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:20:59,335 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:20:59,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59 WrapperNode [2021-10-28 09:20:59,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:20:59,338 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:20:59,338 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:20:59,338 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:20:59,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:20:59,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:20:59,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:20:59,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:20:59,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,432 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:20:59,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:20:59,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:20:59,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:20:59,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (1/1) ... [2021-10-28 09:20:59,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:20:59,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:20:59,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:20:59,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:20:59,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:20:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:20:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:20:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-28 09:20:59,596 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-28 09:20:59,596 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-28 09:20:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-28 09:20:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-28 09:20:59,597 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-28 09:20:59,597 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-10-28 09:20:59,598 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-10-28 09:20:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:20:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-28 09:20:59,598 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-28 09:20:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:20:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:20:59,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:20:59,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:20:59,601 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-28 09:21:01,073 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:21:01,074 INFO L299 CfgBuilder]: Removed 53 assume(true) statements. [2021-10-28 09:21:01,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:01 BoogieIcfgContainer [2021-10-28 09:21:01,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:21:01,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:21:01,080 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:21:01,087 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:21:01,088 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:20:58" (1/3) ... [2021-10-28 09:21:01,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c280d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:21:01, skipping insertion in model container [2021-10-28 09:21:01,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:20:59" (2/3) ... [2021-10-28 09:21:01,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47c280d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:21:01, skipping insertion in model container [2021-10-28 09:21:01,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:01" (3/3) ... [2021-10-28 09:21:01,093 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1.wvr.c [2021-10-28 09:21:01,100 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-28 09:21:01,102 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:21:01,102 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 09:21:01,102 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-28 09:21:01,181 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,182 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,182 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,183 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,184 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,184 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,184 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,185 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,185 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,186 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,186 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,186 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,187 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,187 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,188 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,189 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,190 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,190 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,191 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,191 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,192 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,192 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,193 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,193 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,193 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,194 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,194 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,195 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,195 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,196 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,196 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,196 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,196 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,197 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,197 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,197 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,197 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,198 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,198 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,198 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,198 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,199 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,199 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,200 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,200 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,200 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,201 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,201 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,201 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,202 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,203 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,203 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,203 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,203 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,205 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,205 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,205 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,206 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,206 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,206 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,206 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,207 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,207 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,208 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,208 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,209 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,210 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,210 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,210 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,211 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,211 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,211 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,211 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,212 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,213 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,217 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,217 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,218 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,218 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,218 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,219 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,219 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,220 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,220 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,228 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,228 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,228 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,228 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,229 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,229 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,229 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,229 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,230 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,230 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,230 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,230 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,231 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,231 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,231 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,231 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,232 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,232 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,232 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,234 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,234 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,235 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,235 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,235 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,235 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,235 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,236 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,236 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,236 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,236 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,237 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,237 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,237 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,237 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,238 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,238 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,239 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,239 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,240 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,240 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,240 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,240 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,240 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,241 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,241 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,241 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,241 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,242 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,242 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,242 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,242 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,242 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,249 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,250 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,250 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,250 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,250 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,251 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,251 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,252 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,252 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,253 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,253 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,253 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~ret14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,256 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,259 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,260 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,260 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,261 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,262 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,262 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,262 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~mem5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,262 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,263 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,265 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,266 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~ret18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,266 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,266 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,266 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~post16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,267 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,267 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,267 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,267 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,268 WARN L313 ript$VariableManager]: TermVariabe thread4Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,268 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,268 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,268 WARN L313 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,272 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~b| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,272 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,272 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,272 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_plus_#in~a| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,273 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,273 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~ret10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,273 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,273 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,274 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~b not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,274 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork3_plus_~a not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,274 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#t~post8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,275 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-28 09:21:01,288 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-28 09:21:01,363 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:21:01,371 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:21:01,373 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-10-28 09:21:01,406 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 188 places, 190 transitions, 412 flow [2021-10-28 09:21:01,524 INFO L129 PetriNetUnfolder]: 15/186 cut-off events. [2021-10-28 09:21:01,525 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-28 09:21:01,531 INFO L84 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 186 events. 15/186 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 117 event pairs, 0 based on Foata normal form. 0/170 useless extension candidates. Maximal degree in co-relation 149. Up to 2 conditions per place. [2021-10-28 09:21:01,531 INFO L82 GeneralOperation]: Start removeDead. Operand has 188 places, 190 transitions, 412 flow [2021-10-28 09:21:01,540 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 172 places, 174 transitions, 372 flow [2021-10-28 09:21:01,626 INFO L129 PetriNetUnfolder]: 15/173 cut-off events. [2021-10-28 09:21:01,626 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-28 09:21:01,626 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:01,628 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:01,634 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-28 09:21:01,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:01,645 INFO L85 PathProgramCache]: Analyzing trace with hash 137456401, now seen corresponding path program 1 times [2021-10-28 09:21:01,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:01,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284445895] [2021-10-28 09:21:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:01,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:02,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:02,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:02,095 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284445895] [2021-10-28 09:21:02,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284445895] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:02,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:02,098 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:21:02,100 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655335900] [2021-10-28 09:21:02,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:21:02,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:02,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:21:02,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:21:02,135 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 179 out of 190 [2021-10-28 09:21:02,143 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 172 places, 174 transitions, 372 flow. Second operand has 2 states, 2 states have (on average 181.0) internal successors, (362), 2 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,143 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:02,143 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 179 of 190 [2021-10-28 09:21:02,145 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:02,234 INFO L129 PetriNetUnfolder]: 5/164 cut-off events. [2021-10-28 09:21:02,234 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-28 09:21:02,237 INFO L84 FinitePrefix]: Finished finitePrefix Result has 182 conditions, 164 events. 5/164 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 95 event pairs, 0 based on Foata normal form. 10/164 useless extension candidates. Maximal degree in co-relation 176. Up to 2 conditions per place. [2021-10-28 09:21:02,240 INFO L132 encePairwiseOnDemand]: 180/190 looper letters, 0 selfloop transitions, 0 changer transitions 5/164 dead transitions. [2021-10-28 09:21:02,240 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 173 places, 164 transitions, 352 flow [2021-10-28 09:21:02,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:21:02,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2021-10-28 09:21:02,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 368 transitions. [2021-10-28 09:21:02,267 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.968421052631579 [2021-10-28 09:21:02,268 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 368 transitions. [2021-10-28 09:21:02,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 368 transitions. [2021-10-28 09:21:02,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:02,277 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 368 transitions. [2021-10-28 09:21:02,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 184.0) internal successors, (368), 2 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,298 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,300 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 190.0) internal successors, (570), 3 states have internal predecessors, (570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,302 INFO L186 Difference]: Start difference. First operand has 172 places, 174 transitions, 372 flow. Second operand 2 states and 368 transitions. [2021-10-28 09:21:02,303 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 173 places, 164 transitions, 352 flow [2021-10-28 09:21:02,308 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 165 places, 164 transitions, 336 flow, removed 0 selfloop flow, removed 8 redundant places. [2021-10-28 09:21:02,313 INFO L242 Difference]: Finished difference. Result has 165 places, 159 transitions, 326 flow [2021-10-28 09:21:02,316 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=336, PETRI_DIFFERENCE_MINUEND_PLACES=164, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=164, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=164, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=326, PETRI_PLACES=165, PETRI_TRANSITIONS=159} [2021-10-28 09:21:02,317 INFO L334 CegarLoopForPetriNet]: 172 programPoint places, -7 predicate places. [2021-10-28 09:21:02,317 INFO L470 AbstractCegarLoop]: Abstraction has has 165 places, 159 transitions, 326 flow [2021-10-28 09:21:02,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 181.0) internal successors, (362), 2 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,318 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:02,319 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:02,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:21:02,319 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-28 09:21:02,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:02,320 INFO L85 PathProgramCache]: Analyzing trace with hash -2001204791, now seen corresponding path program 1 times [2021-10-28 09:21:02,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:02,321 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951092904] [2021-10-28 09:21:02,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:02,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:02,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:02,761 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:02,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951092904] [2021-10-28 09:21:02,762 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951092904] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:02,762 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:02,762 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-28 09:21:02,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907020615] [2021-10-28 09:21:02,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 09:21:02,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:02,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 09:21:02,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:21:02,778 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 190 [2021-10-28 09:21:02,782 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 165 places, 159 transitions, 326 flow. Second operand has 7 states, 7 states have (on average 149.42857142857142) internal successors, (1046), 7 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:02,782 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:02,782 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 190 [2021-10-28 09:21:02,782 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:02,992 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([779] L98-->L101: Formula: (let ((.cse0 (+ v_thread4Thread1of1ForFork2_plus_~a_1 v_thread4Thread1of1ForFork2_plus_~b_1))) (and (= |v_thread4Thread1of1ForFork2_plus_#res_1| v_~s2~0_33) (= v_thread4Thread1of1ForFork2_plus_~b_1 |v_thread4Thread1of1ForFork2_plus_#in~b_1|) (= v_~s2~0_34 |v_thread4Thread1of1ForFork2_plus_#in~a_1|) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_3| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_3) (= |v_thread4Thread1of1ForFork2_plus_#in~b_1| v_~t22~0_19) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_3 0)) (= v_thread4Thread1of1ForFork2_plus_~a_1 |v_thread4Thread1of1ForFork2_plus_#in~a_1|) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_3| (ite (or (<= .cse0 2147483647) (<= v_thread4Thread1of1ForFork2_plus_~b_1 0)) 1 0)) (<= v_~s2~0_33 2147483647) (<= 0 (+ v_~s2~0_33 2147483648)) (not (= (ite (or (<= 0 v_thread4Thread1of1ForFork2_plus_~b_1) (<= 0 (+ v_thread4Thread1of1ForFork2_plus_~a_1 v_thread4Thread1of1ForFork2_plus_~b_1 2147483648))) 1 0) 0)) (= |v_thread4Thread1of1ForFork2_plus_#res_1| .cse0))) InVars {~t22~0=v_~t22~0_19, ~s2~0=v_~s2~0_34} OutVars{thread4Thread1of1ForFork2_plus_#res=|v_thread4Thread1of1ForFork2_plus_#res_1|, thread4Thread1of1ForFork2_plus_~a=v_thread4Thread1of1ForFork2_plus_~a_1, thread4Thread1of1ForFork2_plus_~b=v_thread4Thread1of1ForFork2_plus_~b_1, ~t22~0=v_~t22~0_19, thread4Thread1of1ForFork2_#t~ret18=|v_thread4Thread1of1ForFork2_#t~ret18_1|, ~s2~0=v_~s2~0_33, thread4Thread1of1ForFork2_plus_#in~a=|v_thread4Thread1of1ForFork2_plus_#in~a_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_3, thread4Thread1of1ForFork2_plus_#in~b=|v_thread4Thread1of1ForFork2_plus_#in~b_1|, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_3|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_plus_#res, thread4Thread1of1ForFork2_plus_~a, thread4Thread1of1ForFork2_plus_~b, thread4Thread1of1ForFork2_#t~ret18, ~s2~0, thread4Thread1of1ForFork2_plus_#in~a, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_plus_#in~b, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][146], [136#L86true, 40#L129-4true, 194#true, 15#L56true, 76#L101true, 191#true, 82#L71true]) [2021-10-28 09:21:02,992 INFO L384 tUnfolder$Statistics]: this new event has 109 ancestors and is cut-off event [2021-10-28 09:21:02,993 INFO L387 tUnfolder$Statistics]: existing Event has 109 ancestors and is cut-off event [2021-10-28 09:21:02,993 INFO L387 tUnfolder$Statistics]: existing Event has 109 ancestors and is cut-off event [2021-10-28 09:21:02,993 INFO L387 tUnfolder$Statistics]: existing Event has 109 ancestors and is cut-off event [2021-10-28 09:21:03,049 INFO L129 PetriNetUnfolder]: 20/220 cut-off events. [2021-10-28 09:21:03,049 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-10-28 09:21:03,054 INFO L84 FinitePrefix]: Finished finitePrefix Result has 274 conditions, 220 events. 20/220 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 277 event pairs, 0 based on Foata normal form. 1/205 useless extension candidates. Maximal degree in co-relation 271. Up to 41 conditions per place. [2021-10-28 09:21:03,056 INFO L132 encePairwiseOnDemand]: 180/190 looper letters, 25 selfloop transitions, 7 changer transitions 3/166 dead transitions. [2021-10-28 09:21:03,057 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 166 places, 166 transitions, 410 flow [2021-10-28 09:21:03,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:21:03,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2021-10-28 09:21:03,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1058 transitions. [2021-10-28 09:21:03,066 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7954887218045112 [2021-10-28 09:21:03,066 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1058 transitions. [2021-10-28 09:21:03,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1058 transitions. [2021-10-28 09:21:03,068 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:03,068 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1058 transitions. [2021-10-28 09:21:03,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 151.14285714285714) internal successors, (1058), 7 states have internal predecessors, (1058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:03,082 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 190.0) internal successors, (1520), 8 states have internal predecessors, (1520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:03,084 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 190.0) internal successors, (1520), 8 states have internal predecessors, (1520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:03,084 INFO L186 Difference]: Start difference. First operand has 165 places, 159 transitions, 326 flow. Second operand 7 states and 1058 transitions. [2021-10-28 09:21:03,085 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 166 places, 166 transitions, 410 flow [2021-10-28 09:21:03,089 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 166 places, 166 transitions, 410 flow, removed 0 selfloop flow, removed 0 redundant places. [2021-10-28 09:21:03,098 INFO L242 Difference]: Finished difference. Result has 169 places, 163 transitions, 367 flow [2021-10-28 09:21:03,123 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=326, PETRI_DIFFERENCE_MINUEND_PLACES=160, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=159, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=152, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=367, PETRI_PLACES=169, PETRI_TRANSITIONS=163} [2021-10-28 09:21:03,124 INFO L334 CegarLoopForPetriNet]: 172 programPoint places, -3 predicate places. [2021-10-28 09:21:03,124 INFO L470 AbstractCegarLoop]: Abstraction has has 169 places, 163 transitions, 367 flow [2021-10-28 09:21:03,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 149.42857142857142) internal successors, (1046), 7 states have internal predecessors, (1046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:03,126 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:03,126 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:03,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 09:21:03,127 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-28 09:21:03,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:03,128 INFO L85 PathProgramCache]: Analyzing trace with hash 464387277, now seen corresponding path program 1 times [2021-10-28 09:21:03,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:03,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804623793] [2021-10-28 09:21:03,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:03,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:03,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:03,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:03,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804623793] [2021-10-28 09:21:03,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804623793] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:03,681 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:03,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-10-28 09:21:03,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240673938] [2021-10-28 09:21:03,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-10-28 09:21:03,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:03,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-10-28 09:21:03,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:21:03,691 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 126 out of 190 [2021-10-28 09:21:03,694 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 169 places, 163 transitions, 367 flow. Second operand has 9 states, 9 states have (on average 130.22222222222223) internal successors, (1172), 9 states have internal predecessors, (1172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:03,694 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:03,695 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 126 of 190 [2021-10-28 09:21:03,695 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:04,228 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][162], [136#L86true, Black: 206#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (= ~s1~0 ~s2~0)), Black: 198#(= ~s1~0 ~s2~0), 40#L129-4true, Black: 204#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (= ~s1~0 ~s2~0)), 15#L56true, 194#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 191#true, 151#L98true, 82#L71true]) [2021-10-28 09:21:04,229 INFO L384 tUnfolder$Statistics]: this new event has 115 ancestors and is cut-off event [2021-10-28 09:21:04,229 INFO L387 tUnfolder$Statistics]: existing Event has 115 ancestors and is cut-off event [2021-10-28 09:21:04,229 INFO L387 tUnfolder$Statistics]: existing Event has 115 ancestors and is cut-off event [2021-10-28 09:21:04,229 INFO L387 tUnfolder$Statistics]: existing Event has 115 ancestors and is cut-off event [2021-10-28 09:21:04,254 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][162], [136#L86true, Black: 206#(and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (= ~s1~0 ~s2~0)), Black: 198#(= ~s1~0 ~s2~0), 40#L129-4true, Black: 204#(and (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0) (= ~s1~0 ~s2~0)), 194#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 191#true, 133#L53true, 151#L98true, 82#L71true]) [2021-10-28 09:21:04,255 INFO L384 tUnfolder$Statistics]: this new event has 118 ancestors and is cut-off event [2021-10-28 09:21:04,255 INFO L387 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2021-10-28 09:21:04,256 INFO L387 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2021-10-28 09:21:04,256 INFO L387 tUnfolder$Statistics]: existing Event has 118 ancestors and is cut-off event [2021-10-28 09:21:04,330 INFO L129 PetriNetUnfolder]: 155/608 cut-off events. [2021-10-28 09:21:04,330 INFO L130 PetriNetUnfolder]: For 40/40 co-relation queries the response was YES. [2021-10-28 09:21:04,335 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1018 conditions, 608 events. 155/608 cut-off events. For 40/40 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 2524 event pairs, 62 based on Foata normal form. 20/558 useless extension candidates. Maximal degree in co-relation 1011. Up to 208 conditions per place. [2021-10-28 09:21:04,343 INFO L132 encePairwiseOnDemand]: 180/190 looper letters, 63 selfloop transitions, 8 changer transitions 0/182 dead transitions. [2021-10-28 09:21:04,343 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 175 places, 182 transitions, 570 flow [2021-10-28 09:21:04,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:21:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2021-10-28 09:21:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 1201 transitions. [2021-10-28 09:21:04,350 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7023391812865497 [2021-10-28 09:21:04,350 INFO L72 ComplementDD]: Start complementDD. Operand 9 states and 1201 transitions. [2021-10-28 09:21:04,351 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 1201 transitions. [2021-10-28 09:21:04,352 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:04,352 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 1201 transitions. [2021-10-28 09:21:04,358 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 10 states, 9 states have (on average 133.44444444444446) internal successors, (1201), 9 states have internal predecessors, (1201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:04,365 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 10 states, 10 states have (on average 190.0) internal successors, (1900), 10 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:04,367 INFO L81 ComplementDD]: Finished complementDD. Result has 10 states, 10 states have (on average 190.0) internal successors, (1900), 10 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:04,368 INFO L186 Difference]: Start difference. First operand has 169 places, 163 transitions, 367 flow. Second operand 9 states and 1201 transitions. [2021-10-28 09:21:04,368 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 175 places, 182 transitions, 570 flow [2021-10-28 09:21:04,373 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 170 places, 182 transitions, 546 flow, removed 4 selfloop flow, removed 5 redundant places. [2021-10-28 09:21:04,381 INFO L242 Difference]: Finished difference. Result has 175 places, 168 transitions, 406 flow [2021-10-28 09:21:04,382 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=354, PETRI_DIFFERENCE_MINUEND_PLACES=162, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=163, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=155, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=406, PETRI_PLACES=175, PETRI_TRANSITIONS=168} [2021-10-28 09:21:04,382 INFO L334 CegarLoopForPetriNet]: 172 programPoint places, 3 predicate places. [2021-10-28 09:21:04,383 INFO L470 AbstractCegarLoop]: Abstraction has has 175 places, 168 transitions, 406 flow [2021-10-28 09:21:04,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 130.22222222222223) internal successors, (1172), 9 states have internal predecessors, (1172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:04,385 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:04,385 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:04,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 09:21:04,386 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-28 09:21:04,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:04,387 INFO L85 PathProgramCache]: Analyzing trace with hash 911133541, now seen corresponding path program 1 times [2021-10-28 09:21:04,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:04,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490240651] [2021-10-28 09:21:04,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:04,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:04,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:21:04,677 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:04,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490240651] [2021-10-28 09:21:04,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490240651] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:04,679 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:04,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:21:04,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906771839] [2021-10-28 09:21:04,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:21:04,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:04,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:21:04,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:21:04,690 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 146 out of 190 [2021-10-28 09:21:04,694 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 175 places, 168 transitions, 406 flow. Second operand has 8 states, 8 states have (on average 149.125) internal successors, (1193), 8 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:04,694 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:04,694 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 146 of 190 [2021-10-28 09:21:04,694 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:04,972 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][161], [Black: 225#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 227#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), Black: 229#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 0) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 191#true, 133#L53true, Black: 223#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 219#(<= ~n~0 ~i1~0), 151#L98true, 136#L86true, Black: 198#(= ~s1~0 ~s2~0), 40#L129-4true, 236#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 68#L68true]) [2021-10-28 09:21:04,973 INFO L384 tUnfolder$Statistics]: this new event has 125 ancestors and is cut-off event [2021-10-28 09:21:04,973 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:04,973 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:04,973 INFO L387 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2021-10-28 09:21:04,985 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([770] L83-->L86: Formula: (let ((.cse0 (+ v_thread3Thread1of1ForFork0_plus_~a_1 v_thread3Thread1of1ForFork0_plus_~b_1))) (and (= |v_thread3Thread1of1ForFork0_plus_#in~a_1| v_thread3Thread1of1ForFork0_plus_~a_1) (not (= (ite (or (<= 0 (+ v_thread3Thread1of1ForFork0_plus_~a_1 v_thread3Thread1of1ForFork0_plus_~b_1 2147483648)) (<= 0 v_thread3Thread1of1ForFork0_plus_~b_1)) 1 0) 0)) (= |v_thread3Thread1of1ForFork0_plus_#in~b_1| v_thread3Thread1of1ForFork0_plus_~b_1) (= |v_thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond_3| (ite (or (<= .cse0 2147483647) (<= v_thread3Thread1of1ForFork0_plus_~b_1 0)) 1 0)) (= |v_thread3Thread1of1ForFork0_plus_#in~a_1| v_~s2~0_40) (<= v_~s2~0_39 2147483647) (= .cse0 |v_thread3Thread1of1ForFork0_plus_#res_1|) (= |v_thread3Thread1of1ForFork0_plus_#res_1| v_~s2~0_39) (= |v_thread3Thread1of1ForFork0_plus_#in~b_1| v_~t12~0_17) (= |v_thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond_3| v_thread3Thread1of1ForFork0_assume_abort_if_not_~cond_3) (not (= v_thread3Thread1of1ForFork0_assume_abort_if_not_~cond_3 0)) (<= 0 (+ v_~s2~0_39 2147483648)))) InVars {~s2~0=v_~s2~0_40, ~t12~0=v_~t12~0_17} OutVars{thread3Thread1of1ForFork0_plus_#in~a=|v_thread3Thread1of1ForFork0_plus_#in~a_1|, thread3Thread1of1ForFork0_plus_#in~b=|v_thread3Thread1of1ForFork0_plus_#in~b_1|, ~t12~0=v_~t12~0_17, thread3Thread1of1ForFork0_plus_~a=v_thread3Thread1of1ForFork0_plus_~a_1, thread3Thread1of1ForFork0_#t~ret14=|v_thread3Thread1of1ForFork0_#t~ret14_1|, thread3Thread1of1ForFork0_plus_#res=|v_thread3Thread1of1ForFork0_plus_#res_1|, thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond=|v_thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond_3|, thread3Thread1of1ForFork0_plus_~b=v_thread3Thread1of1ForFork0_plus_~b_1, ~s2~0=v_~s2~0_39, thread3Thread1of1ForFork0_assume_abort_if_not_~cond=v_thread3Thread1of1ForFork0_assume_abort_if_not_~cond_3} AuxVars[] AssignedVars[thread3Thread1of1ForFork0_plus_#in~a, thread3Thread1of1ForFork0_plus_#in~b, thread3Thread1of1ForFork0_plus_~a, thread3Thread1of1ForFork0_#t~ret14, thread3Thread1of1ForFork0_plus_#res, thread3Thread1of1ForFork0_assume_abort_if_not_#in~cond, thread3Thread1of1ForFork0_plus_~b, ~s2~0, thread3Thread1of1ForFork0_assume_abort_if_not_~cond][145], [Black: 225#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 227#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), Black: 229#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 0) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 191#true, Black: 223#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), 151#L98true, Black: 219#(<= ~n~0 ~i1~0), 136#L86true, 40#L129-4true, Black: 198#(= ~s1~0 ~s2~0), 15#L56true, 236#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 82#L71true]) [2021-10-28 09:21:04,985 INFO L384 tUnfolder$Statistics]: this new event has 123 ancestors and is cut-off event [2021-10-28 09:21:04,986 INFO L387 tUnfolder$Statistics]: existing Event has 123 ancestors and is cut-off event [2021-10-28 09:21:04,986 INFO L387 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2021-10-28 09:21:04,986 INFO L387 tUnfolder$Statistics]: existing Event has 119 ancestors and is cut-off event [2021-10-28 09:21:05,004 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][161], [Black: 225#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 227#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 6#L83true, Black: 229#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 0) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 191#true, 133#L53true, Black: 223#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), 151#L98true, Black: 219#(<= ~n~0 ~i1~0), Black: 198#(= ~s1~0 ~s2~0), 40#L129-4true, 236#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 68#L68true]) [2021-10-28 09:21:05,004 INFO L384 tUnfolder$Statistics]: this new event has 128 ancestors and is cut-off event [2021-10-28 09:21:05,004 INFO L387 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2021-10-28 09:21:05,004 INFO L387 tUnfolder$Statistics]: existing Event has 124 ancestors and is cut-off event [2021-10-28 09:21:05,005 INFO L387 tUnfolder$Statistics]: existing Event has 128 ancestors and is cut-off event [2021-10-28 09:21:05,007 INFO L382 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][161], [Black: 225#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 227#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), Black: 229#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 0) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 6#L83true, 191#true, 133#L53true, Black: 223#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), 151#L98true, Black: 219#(<= ~n~0 ~i1~0), 40#L129-4true, Black: 198#(= ~s1~0 ~s2~0), 236#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 82#L71true]) [2021-10-28 09:21:05,007 INFO L384 tUnfolder$Statistics]: this new event has 129 ancestors and is cut-off event [2021-10-28 09:21:05,008 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:05,008 INFO L387 tUnfolder$Statistics]: existing Event has 125 ancestors and is cut-off event [2021-10-28 09:21:05,008 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:05,012 INFO L382 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([778] L94-->L98: Formula: (and (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1) (= v_~i2~0_47 (+ v_~i2~0_48 1)) (not (= v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1 0)) (= |v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1| (ite (< v_~i2~0_48 v_~n~0_28) 1 0)) (= v_~t22~0_17 (select (select |v_#memory_int_53| v_~x~0.base_39) (+ (* v_~i2~0_47 4) v_~x~0.offset_39)))) InVars {#memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_48, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~n~0=v_~n~0_28} OutVars{thread4Thread1of1ForFork2_#t~post16=|v_thread4Thread1of1ForFork2_#t~post16_1|, ~x~0.base=v_~x~0.base_39, ~x~0.offset=v_~x~0.offset_39, ~t22~0=v_~t22~0_17, #memory_int=|v_#memory_int_53|, ~i2~0=v_~i2~0_47, ~n~0=v_~n~0_28, thread4Thread1of1ForFork2_#t~mem17=|v_thread4Thread1of1ForFork2_#t~mem17_1|, thread4Thread1of1ForFork2_assume_abort_if_not_~cond=v_thread4Thread1of1ForFork2_assume_abort_if_not_~cond_1, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond=|v_thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond_1|} AuxVars[] AssignedVars[thread4Thread1of1ForFork2_#t~post16, ~t22~0, ~i2~0, thread4Thread1of1ForFork2_#t~mem17, thread4Thread1of1ForFork2_assume_abort_if_not_~cond, thread4Thread1of1ForFork2_assume_abort_if_not_#in~cond][161], [Black: 225#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), Black: 227#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), Black: 229#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) 0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 0) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (= |ULTIMATE.start_assume_abort_if_not_#in~cond| 0))), 191#true, 133#L53true, Black: 223#(and (or (and (= ULTIMATE.start_create_fresh_int_array_~i~0 0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size)) (<= ~n~0 ~i1~0)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|))), 151#L98true, Black: 219#(<= ~n~0 ~i1~0), 136#L86true, Black: 198#(= ~s1~0 ~s2~0), 40#L129-4true, 236#true, 221#(and (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) |ULTIMATE.start_create_fresh_int_array_#in~size|)) (or (<= ~n~0 ~i1~0) (<= (+ ~n~0 1) ULTIMATE.start_create_fresh_int_array_~size))), 68#L68true]) [2021-10-28 09:21:05,012 INFO L384 tUnfolder$Statistics]: this new event has 129 ancestors and is cut-off event [2021-10-28 09:21:05,012 INFO L387 tUnfolder$Statistics]: existing Event has 125 ancestors and is cut-off event [2021-10-28 09:21:05,012 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:05,013 INFO L387 tUnfolder$Statistics]: existing Event has 121 ancestors and is cut-off event [2021-10-28 09:21:05,013 INFO L387 tUnfolder$Statistics]: existing Event has 129 ancestors and is cut-off event [2021-10-28 09:21:05,097 INFO L129 PetriNetUnfolder]: 250/903 cut-off events. [2021-10-28 09:21:05,097 INFO L130 PetriNetUnfolder]: For 67/75 co-relation queries the response was YES. [2021-10-28 09:21:05,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1403 conditions, 903 events. 250/903 cut-off events. For 67/75 co-relation queries the response was YES. Maximal size of possible extension queue 44. Compared 4543 event pairs, 27 based on Foata normal form. 2/790 useless extension candidates. Maximal degree in co-relation 1393. Up to 160 conditions per place. [2021-10-28 09:21:05,121 INFO L132 encePairwiseOnDemand]: 180/190 looper letters, 28 selfloop transitions, 12 changer transitions 7/183 dead transitions. [2021-10-28 09:21:05,121 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 182 places, 183 transitions, 540 flow [2021-10-28 09:21:05,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:21:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-10-28 09:21:05,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 1212 transitions. [2021-10-28 09:21:05,127 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7973684210526316 [2021-10-28 09:21:05,127 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 1212 transitions. [2021-10-28 09:21:05,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 1212 transitions. [2021-10-28 09:21:05,129 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:05,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 1212 transitions. [2021-10-28 09:21:05,134 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 151.5) internal successors, (1212), 8 states have internal predecessors, (1212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,139 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 190.0) internal successors, (1710), 9 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,141 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 190.0) internal successors, (1710), 9 states have internal predecessors, (1710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,141 INFO L186 Difference]: Start difference. First operand has 175 places, 168 transitions, 406 flow. Second operand 8 states and 1212 transitions. [2021-10-28 09:21:05,141 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 182 places, 183 transitions, 540 flow [2021-10-28 09:21:05,145 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 179 places, 183 transitions, 534 flow, removed 0 selfloop flow, removed 3 redundant places. [2021-10-28 09:21:05,150 INFO L242 Difference]: Finished difference. Result has 186 places, 173 transitions, 470 flow [2021-10-28 09:21:05,151 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=400, PETRI_DIFFERENCE_MINUEND_PLACES=172, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=168, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=158, PETRI_DIFFERENCE_SUBTRAHEND_STATES=8, PETRI_FLOW=470, PETRI_PLACES=186, PETRI_TRANSITIONS=173} [2021-10-28 09:21:05,151 INFO L334 CegarLoopForPetriNet]: 172 programPoint places, 14 predicate places. [2021-10-28 09:21:05,151 INFO L470 AbstractCegarLoop]: Abstraction has has 186 places, 173 transitions, 470 flow [2021-10-28 09:21:05,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 149.125) internal successors, (1193), 8 states have internal predecessors, (1193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,152 INFO L246 CegarLoopForPetriNet]: Found error trace [2021-10-28 09:21:05,153 INFO L254 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:21:05,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 09:21:05,153 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-10-28 09:21:05,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:21:05,154 INFO L85 PathProgramCache]: Analyzing trace with hash 352213214, now seen corresponding path program 1 times [2021-10-28 09:21:05,154 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:21:05,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508031132] [2021-10-28 09:21:05,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:21:05,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:21:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:21:05,357 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 09:21:05,358 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:21:05,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508031132] [2021-10-28 09:21:05,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508031132] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:21:05,358 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:21:05,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:21:05,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653924577] [2021-10-28 09:21:05,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:21:05,360 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:21:05,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:21:05,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:21:05,363 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 145 out of 190 [2021-10-28 09:21:05,365 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 186 places, 173 transitions, 470 flow. Second operand has 6 states, 6 states have (on average 149.83333333333334) internal successors, (899), 6 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,365 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-10-28 09:21:05,365 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 145 of 190 [2021-10-28 09:21:05,365 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-10-28 09:21:05,411 INFO L129 PetriNetUnfolder]: 0/70 cut-off events. [2021-10-28 09:21:05,411 INFO L130 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2021-10-28 09:21:05,411 INFO L84 FinitePrefix]: Finished finitePrefix Result has 103 conditions, 70 events. 0/70 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 1. Compared 0 event pairs, 0 based on Foata normal form. 1/71 useless extension candidates. Maximal degree in co-relation 0. Up to 11 conditions per place. [2021-10-28 09:21:05,412 INFO L132 encePairwiseOnDemand]: 185/190 looper letters, 0 selfloop transitions, 0 changer transitions 70/70 dead transitions. [2021-10-28 09:21:05,412 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 70 transitions, 174 flow [2021-10-28 09:21:05,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:21:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2021-10-28 09:21:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 887 transitions. [2021-10-28 09:21:05,416 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.7780701754385965 [2021-10-28 09:21:05,416 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 887 transitions. [2021-10-28 09:21:05,416 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 887 transitions. [2021-10-28 09:21:05,417 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:21:05,418 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 887 transitions. [2021-10-28 09:21:05,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 147.83333333333334) internal successors, (887), 6 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,424 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 190.0) internal successors, (1330), 7 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,425 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 190.0) internal successors, (1330), 7 states have internal predecessors, (1330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,425 INFO L186 Difference]: Start difference. First operand has 186 places, 173 transitions, 470 flow. Second operand 6 states and 887 transitions. [2021-10-28 09:21:05,426 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 70 transitions, 174 flow [2021-10-28 09:21:05,427 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 90 places, 70 transitions, 173 flow, removed 0 selfloop flow, removed 1 redundant places. [2021-10-28 09:21:05,427 INFO L242 Difference]: Finished difference. Result has 90 places, 0 transitions, 0 flow [2021-10-28 09:21:05,428 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=190, PETRI_DIFFERENCE_MINUEND_FLOW=141, PETRI_DIFFERENCE_MINUEND_PLACES=85, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=70, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=0, PETRI_PLACES=90, PETRI_TRANSITIONS=0} [2021-10-28 09:21:05,428 INFO L334 CegarLoopForPetriNet]: 172 programPoint places, -82 predicate places. [2021-10-28 09:21:05,428 INFO L470 AbstractCegarLoop]: Abstraction has has 90 places, 0 transitions, 0 flow [2021-10-28 09:21:05,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 149.83333333333334) internal successors, (899), 6 states have internal predecessors, (899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:21:05,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:21:05,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-28 09:21:05,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-28 09:21:05,433 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-28 09:21:05,433 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATION [2021-10-28 09:21:05,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 09:21:05,437 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-10-28 09:21:05,439 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-28 09:21:05,440 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:21:05,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:21:05 BasicIcfg [2021-10-28 09:21:05,442 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:21:05,443 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:21:05,443 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:21:05,443 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:21:05,444 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:21:01" (3/4) ... [2021-10-28 09:21:05,447 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:21:05,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-28 09:21:05,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-28 09:21:05,454 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-28 09:21:05,455 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread4 [2021-10-28 09:21:05,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-10-28 09:21:05,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 09:21:05,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:21:05,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:21:05,528 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:21:05,528 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:21:05,530 INFO L168 Benchmark]: Toolchain (without parser) took 6573.12 ms. Allocated memory was 146.8 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Free memory was 114.1 MB in the beginning and 123.0 MB in the end (delta: -8.8 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,530 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory is still 38.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:21:05,531 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.26 ms. Allocated memory is still 146.8 MB. Free memory was 113.8 MB in the beginning and 119.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,531 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.95 ms. Allocated memory is still 146.8 MB. Free memory was 119.5 MB in the beginning and 116.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,531 INFO L168 Benchmark]: Boogie Preprocessor took 67.01 ms. Allocated memory is still 146.8 MB. Free memory was 116.9 MB in the beginning and 115.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:21:05,532 INFO L168 Benchmark]: RCFGBuilder took 1595.99 ms. Allocated memory is still 146.8 MB. Free memory was 115.2 MB in the beginning and 117.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,533 INFO L168 Benchmark]: TraceAbstraction took 4362.42 ms. Allocated memory was 146.8 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Free memory was 117.3 MB in the beginning and 127.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,533 INFO L168 Benchmark]: Witness Printer took 84.97 ms. Allocated memory is still 176.2 MB. Free memory was 127.2 MB in the beginning and 123.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 09:21:05,536 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory is still 38.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 379.26 ms. Allocated memory is still 146.8 MB. Free memory was 113.8 MB in the beginning and 119.5 MB in the end (delta: -5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.95 ms. Allocated memory is still 146.8 MB. Free memory was 119.5 MB in the beginning and 116.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.01 ms. Allocated memory is still 146.8 MB. Free memory was 116.9 MB in the beginning and 115.2 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1595.99 ms. Allocated memory is still 146.8 MB. Free memory was 115.2 MB in the beginning and 117.4 MB in the end (delta: -2.2 MB). Peak memory consumption was 46.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4362.42 ms. Allocated memory was 146.8 MB in the beginning and 176.2 MB in the end (delta: 29.4 MB). Free memory was 117.3 MB in the beginning and 127.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 16.1 GB. * Witness Printer took 84.97 ms. Allocated memory is still 176.2 MB. Free memory was 127.2 MB in the beginning and 123.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * 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: 136]: 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 9 procedures, 212 locations, 5 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: 4.0s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 88 SDtfs, 160 SDslu, 186 SDs, 0 SdLazy, 383 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=470occurred in iteration=4, InterpolantAutomatonStates: 32, 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: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 695 NumberOfCodeBlocks, 695 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 690 ConstructedInterpolants, 0 QuantifiedInterpolants, 1376 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 4/4 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! [2021-10-28 09:21:05,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e4b214-6370-4ffd-a135-339b11cae097/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...