./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 11:11:50,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:11:50,539 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:11:50,553 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:11:50,553 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:11:50,554 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:11:50,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:11:50,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:11:50,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:11:50,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:11:50,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:11:50,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:11:50,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:11:50,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:11:50,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:11:50,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:11:50,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:11:50,562 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:11:50,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:11:50,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:11:50,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:11:50,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:11:50,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:11:50,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:11:50,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:11:50,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:11:50,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:11:50,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:11:50,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:11:50,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:11:50,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:11:50,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:11:50,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:11:50,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:11:50,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:11:50,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:11:50,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:11:50,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:11:50,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:11:50,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:11:50,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:11:50,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 11:11:50,590 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:11:50,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:11:50,591 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:11:50,591 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:11:50,591 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:11:50,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:11:50,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:11:50,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:11:50,592 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:11:50,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:11:50,592 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 11:11:50,593 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 11:11:50,594 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 11:11:50,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:11:50,594 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:11:50,594 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 11:11:50,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:11:50,594 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:11:50,595 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:11:50,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:11:50,595 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:11:50,595 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:11:50,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 11:11:50,595 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:11:50,596 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d10bf8c0e842192a13f4b6638f03cf57668d5bee07d0b49c4b595de1c605066 [2022-12-13 11:11:50,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:11:50,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:11:50,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:11:50,775 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:11:50,775 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:11:50,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-12-13 11:11:53,359 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:11:53,527 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:11:53,528 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2022-12-13 11:11:53,533 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/data/0fc09f5a0/7ca1db3923274f3b91f7a6f3817339e8/FLAG58ec139e5 [2022-12-13 11:11:53,544 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/data/0fc09f5a0/7ca1db3923274f3b91f7a6f3817339e8 [2022-12-13 11:11:53,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:11:53,548 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:11:53,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:11:53,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:11:53,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:11:53,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,554 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bf42ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53, skipping insertion in model container [2022-12-13 11:11:53,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:11:53,574 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:11:53,715 WARN L237 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_6f07f30d-4083-4f88-bf07-9578651bdb58/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-12-13 11:11:53,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:11:53,725 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:11:53,746 WARN L237 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_6f07f30d-4083-4f88-bf07-9578651bdb58/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c[2135,2148] [2022-12-13 11:11:53,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:11:53,758 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:11:53,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53 WrapperNode [2022-12-13 11:11:53,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:11:53,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:11:53,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:11:53,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:11:53,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,771 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,788 INFO L138 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2022-12-13 11:11:53,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:11:53,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:11:53,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:11:53,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:11:53,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,811 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:11:53,815 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:11:53,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:11:53,816 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:11:53,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (1/1) ... [2022-12-13 11:11:53,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:11:53,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:11:53,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 11:11:53,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 11:11:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 11:11:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 11:11:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 11:11:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 11:11:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 11:11:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-13 11:11:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-13 11:11:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 11:11:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 11:11:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 11:11:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:11:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:11:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 11:11:53,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 11:11:53,876 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 11:11:53,954 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:11:53,956 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:11:54,189 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:11:54,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:11:54,196 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-13 11:11:54,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:11:54 BoogieIcfgContainer [2022-12-13 11:11:54,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:11:54,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 11:11:54,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 11:11:54,203 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 11:11:54,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 11:11:53" (1/3) ... [2022-12-13 11:11:54,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d79bbd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:11:54, skipping insertion in model container [2022-12-13 11:11:54,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:11:53" (2/3) ... [2022-12-13 11:11:54,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d79bbd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 11:11:54, skipping insertion in model container [2022-12-13 11:11:54,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:11:54" (3/3) ... [2022-12-13 11:11:54,205 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-flipped-dist.wvr.c [2022-12-13 11:11:54,211 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 11:11:54,219 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 11:11:54,219 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-12-13 11:11:54,220 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 11:11:54,287 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-12-13 11:11:54,323 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 196 places, 193 transitions, 410 flow [2022-12-13 11:11:54,391 INFO L130 PetriNetUnfolder]: 7/190 cut-off events. [2022-12-13 11:11:54,391 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-13 11:11:54,397 INFO L83 FinitePrefix]: Finished finitePrefix Result has 203 conditions, 190 events. 7/190 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 265 event pairs, 0 based on Foata normal form. 0/161 useless extension candidates. Maximal degree in co-relation 109. Up to 2 conditions per place. [2022-12-13 11:11:54,397 INFO L82 GeneralOperation]: Start removeDead. Operand has 196 places, 193 transitions, 410 flow [2022-12-13 11:11:54,403 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 174 places, 170 transitions, 358 flow [2022-12-13 11:11:54,407 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 11:11:54,417 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 174 places, 170 transitions, 358 flow [2022-12-13 11:11:54,420 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 174 places, 170 transitions, 358 flow [2022-12-13 11:11:54,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 174 places, 170 transitions, 358 flow [2022-12-13 11:11:54,455 INFO L130 PetriNetUnfolder]: 6/170 cut-off events. [2022-12-13 11:11:54,455 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-12-13 11:11:54,457 INFO L83 FinitePrefix]: Finished finitePrefix Result has 183 conditions, 170 events. 6/170 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 262 event pairs, 0 based on Foata normal form. 0/143 useless extension candidates. Maximal degree in co-relation 109. Up to 2 conditions per place. [2022-12-13 11:11:54,461 INFO L119 LiptonReduction]: Number of co-enabled transitions 7362 [2022-12-13 11:11:57,628 INFO L134 LiptonReduction]: Checked pairs total: 19743 [2022-12-13 11:11:57,628 INFO L136 LiptonReduction]: Total number of compositions: 162 [2022-12-13 11:11:57,639 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 11:11:57,643 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3638e38d, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 11:11:57,643 INFO L358 AbstractCegarLoop]: Starting to check reachability of 38 error locations. [2022-12-13 11:11:57,644 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 11:11:57,644 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 11:11:57,644 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 11:11:57,645 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 11:11:57,645 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2022-12-13 11:11:57,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:11:57,649 INFO L85 PathProgramCache]: Analyzing trace with hash 687, now seen corresponding path program 1 times [2022-12-13 11:11:57,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:11:57,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656383006] [2022-12-13 11:11:57,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:11:57,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:11:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:11:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:11:57,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:11:57,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656383006] [2022-12-13 11:11:57,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656383006] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:11:57,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:11:57,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 11:11:57,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114744833] [2022-12-13 11:11:57,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:11:57,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 11:11:57,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:11:57,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 11:11:57,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 11:11:57,748 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 182 out of 355 [2022-12-13 11:11:57,749 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 57 transitions, 132 flow. Second operand has 2 states, 2 states have (on average 182.5) internal successors, (365), 2 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:57,749 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 11:11:57,750 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 182 of 355 [2022-12-13 11:11:57,750 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 11:11:57,942 INFO L130 PetriNetUnfolder]: 981/1815 cut-off events. [2022-12-13 11:11:57,942 INFO L131 PetriNetUnfolder]: For 81/81 co-relation queries the response was YES. [2022-12-13 11:11:57,945 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3250 conditions, 1815 events. 981/1815 cut-off events. For 81/81 co-relation queries the response was YES. Maximal size of possible extension queue 136. Compared 11344 event pairs, 609 based on Foata normal form. 419/1782 useless extension candidates. Maximal degree in co-relation 2822. Up to 1338 conditions per place. [2022-12-13 11:11:57,954 INFO L137 encePairwiseOnDemand]: 337/355 looper letters, 23 selfloop transitions, 0 changer transitions 1/39 dead transitions. [2022-12-13 11:11:57,955 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 39 transitions, 144 flow [2022-12-13 11:11:57,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 11:11:57,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 11:11:57,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 406 transitions. [2022-12-13 11:11:57,965 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.571830985915493 [2022-12-13 11:11:57,965 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 406 transitions. [2022-12-13 11:11:57,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 406 transitions. [2022-12-13 11:11:57,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:11:57,968 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 406 transitions. [2022-12-13 11:11:57,971 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 203.0) internal successors, (406), 2 states have internal predecessors, (406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:57,975 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:57,976 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 355.0) internal successors, (1065), 3 states have internal predecessors, (1065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:57,977 INFO L175 Difference]: Start difference. First operand has 61 places, 57 transitions, 132 flow. Second operand 2 states and 406 transitions. [2022-12-13 11:11:57,978 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 39 transitions, 144 flow [2022-12-13 11:11:57,980 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 39 transitions, 132 flow, removed 0 selfloop flow, removed 6 redundant places. [2022-12-13 11:11:57,981 INFO L231 Difference]: Finished difference. Result has 41 places, 38 transitions, 81 flow [2022-12-13 11:11:57,983 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=84, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=39, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=39, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=81, PETRI_PLACES=41, PETRI_TRANSITIONS=38} [2022-12-13 11:11:57,986 INFO L288 CegarLoopForPetriNet]: 61 programPoint places, -20 predicate places. [2022-12-13 11:11:57,986 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 38 transitions, 81 flow [2022-12-13 11:11:57,986 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 182.5) internal successors, (365), 2 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:57,986 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 11:11:57,987 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 11:11:57,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 11:11:57,987 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2022-12-13 11:11:57,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:11:57,987 INFO L85 PathProgramCache]: Analyzing trace with hash 650420004, now seen corresponding path program 1 times [2022-12-13 11:11:57,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:11:57,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753166811] [2022-12-13 11:11:57,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:11:57,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:11:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:11:58,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:11:58,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:11:58,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753166811] [2022-12-13 11:11:58,059 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753166811] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:11:58,059 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:11:58,059 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:11:58,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565996664] [2022-12-13 11:11:58,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:11:58,060 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:11:58,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:11:58,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:11:58,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:11:58,072 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 172 out of 355 [2022-12-13 11:11:58,072 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 38 transitions, 81 flow. Second operand has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,072 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 11:11:58,073 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 172 of 355 [2022-12-13 11:11:58,073 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 11:11:58,215 INFO L130 PetriNetUnfolder]: 1393/2315 cut-off events. [2022-12-13 11:11:58,215 INFO L131 PetriNetUnfolder]: For 35/35 co-relation queries the response was YES. [2022-12-13 11:11:58,217 INFO L83 FinitePrefix]: Finished finitePrefix Result has 4355 conditions, 2315 events. 1393/2315 cut-off events. For 35/35 co-relation queries the response was YES. Maximal size of possible extension queue 126. Compared 12532 event pairs, 740 based on Foata normal form. 0/1963 useless extension candidates. Maximal degree in co-relation 4352. Up to 1987 conditions per place. [2022-12-13 11:11:58,224 INFO L137 encePairwiseOnDemand]: 349/355 looper letters, 31 selfloop transitions, 3 changer transitions 0/43 dead transitions. [2022-12-13 11:11:58,224 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 39 places, 43 transitions, 161 flow [2022-12-13 11:11:58,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:11:58,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 11:11:58,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 553 transitions. [2022-12-13 11:11:58,226 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5192488262910798 [2022-12-13 11:11:58,226 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 553 transitions. [2022-12-13 11:11:58,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 553 transitions. [2022-12-13 11:11:58,226 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:11:58,227 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 553 transitions. [2022-12-13 11:11:58,228 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 184.33333333333334) internal successors, (553), 3 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,229 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,230 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,230 INFO L175 Difference]: Start difference. First operand has 41 places, 38 transitions, 81 flow. Second operand 3 states and 553 transitions. [2022-12-13 11:11:58,230 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 39 places, 43 transitions, 161 flow [2022-12-13 11:11:58,230 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 39 places, 43 transitions, 161 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 11:11:58,231 INFO L231 Difference]: Finished difference. Result has 40 places, 38 transitions, 96 flow [2022-12-13 11:11:58,231 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=75, PETRI_DIFFERENCE_MINUEND_PLACES=37, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=32, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=96, PETRI_PLACES=40, PETRI_TRANSITIONS=38} [2022-12-13 11:11:58,232 INFO L288 CegarLoopForPetriNet]: 61 programPoint places, -21 predicate places. [2022-12-13 11:11:58,232 INFO L495 AbstractCegarLoop]: Abstraction has has 40 places, 38 transitions, 96 flow [2022-12-13 11:11:58,232 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 173.33333333333334) internal successors, (520), 3 states have internal predecessors, (520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,232 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 11:11:58,232 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:11:58,232 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 11:11:58,232 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2022-12-13 11:11:58,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:11:58,233 INFO L85 PathProgramCache]: Analyzing trace with hash -2011469692, now seen corresponding path program 1 times [2022-12-13 11:11:58,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:11:58,233 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502734564] [2022-12-13 11:11:58,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:11:58,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:11:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:11:58,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:11:58,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:11:58,265 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502734564] [2022-12-13 11:11:58,265 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502734564] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:11:58,265 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:11:58,265 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:11:58,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002747177] [2022-12-13 11:11:58,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:11:58,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:11:58,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:11:58,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:11:58,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:11:58,274 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 355 [2022-12-13 11:11:58,275 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 40 places, 38 transitions, 96 flow. Second operand has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,275 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 11:11:58,275 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 355 [2022-12-13 11:11:58,275 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 11:11:58,531 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][24], [113#L58-1true, 199#true, 78#L50-1true, 160#L75-4true, 204#(= |#race~c~0| 0), 209#(= |#race~a~0| 0), Black: 202#true, 81#L42-1true]) [2022-12-13 11:11:58,531 INFO L383 tUnfolder$Statistics]: this new event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,531 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,531 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2022-12-13 11:11:58,531 INFO L386 tUnfolder$Statistics]: existing Event has 16 ancestors and is cut-off event [2022-12-13 11:11:58,547 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][24], [113#L58-1true, 199#true, 78#L50-1true, 6#L76-6true, 209#(= |#race~a~0| 0), Black: 202#true, 204#(= |#race~c~0| 0), 81#L42-1true]) [2022-12-13 11:11:58,548 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,548 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,548 INFO L386 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2022-12-13 11:11:58,548 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,554 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([415] L42-7-->L42-1: Formula: (= |v_#race~c~0_1| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_1|} AuxVars[] AssignedVars[#race~c~0][16], [113#L58-1true, 199#true, 78#L50-1true, 6#L76-6true, Black: 202#true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), 81#L42-1true]) [2022-12-13 11:11:58,554 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,555 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,555 INFO L386 tUnfolder$Statistics]: existing Event has 17 ancestors and is cut-off event [2022-12-13 11:11:58,555 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,569 INFO L130 PetriNetUnfolder]: 2017/3148 cut-off events. [2022-12-13 11:11:58,569 INFO L131 PetriNetUnfolder]: For 33/33 co-relation queries the response was YES. [2022-12-13 11:11:58,576 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6134 conditions, 3148 events. 2017/3148 cut-off events. For 33/33 co-relation queries the response was YES. Maximal size of possible extension queue 214. Compared 17827 event pairs, 472 based on Foata normal form. 0/2319 useless extension candidates. Maximal degree in co-relation 6130. Up to 1922 conditions per place. [2022-12-13 11:11:58,590 INFO L137 encePairwiseOnDemand]: 351/355 looper letters, 41 selfloop transitions, 2 changer transitions 0/55 dead transitions. [2022-12-13 11:11:58,591 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 40 places, 55 transitions, 220 flow [2022-12-13 11:11:58,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:11:58,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 11:11:58,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 570 transitions. [2022-12-13 11:11:58,594 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5352112676056338 [2022-12-13 11:11:58,594 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 570 transitions. [2022-12-13 11:11:58,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 570 transitions. [2022-12-13 11:11:58,595 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:11:58,595 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 570 transitions. [2022-12-13 11:11:58,596 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 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) [2022-12-13 11:11:58,598 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,598 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,598 INFO L175 Difference]: Start difference. First operand has 40 places, 38 transitions, 96 flow. Second operand 3 states and 570 transitions. [2022-12-13 11:11:58,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 40 places, 55 transitions, 220 flow [2022-12-13 11:11:58,599 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 55 transitions, 220 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 11:11:58,599 INFO L231 Difference]: Finished difference. Result has 41 places, 38 transitions, 106 flow [2022-12-13 11:11:58,600 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=92, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=34, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=106, PETRI_PLACES=41, PETRI_TRANSITIONS=38} [2022-12-13 11:11:58,600 INFO L288 CegarLoopForPetriNet]: 61 programPoint places, -20 predicate places. [2022-12-13 11:11:58,600 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 38 transitions, 106 flow [2022-12-13 11:11:58,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 176.66666666666666) internal successors, (530), 3 states have internal predecessors, (530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,600 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 11:11:58,601 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 11:11:58,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 11:11:58,601 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting thread2Err2ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE, thread1Err2ASSERT_VIOLATIONDATA_RACE, thread1Err3ASSERT_VIOLATIONDATA_RACE (and 34 more)] === [2022-12-13 11:11:58,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:11:58,601 INFO L85 PathProgramCache]: Analyzing trace with hash 596085462, now seen corresponding path program 1 times [2022-12-13 11:11:58,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:11:58,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860585971] [2022-12-13 11:11:58,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:11:58,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:11:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:11:58,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 11:11:58,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 11:11:58,639 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860585971] [2022-12-13 11:11:58,639 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860585971] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 11:11:58,639 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 11:11:58,639 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 11:11:58,639 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633671859] [2022-12-13 11:11:58,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 11:11:58,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 11:11:58,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 11:11:58,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 11:11:58,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 11:11:58,654 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 175 out of 355 [2022-12-13 11:11:58,656 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 38 transitions, 106 flow. Second operand has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,656 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 11:11:58,656 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 175 of 355 [2022-12-13 11:11:58,656 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 11:11:58,873 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 160#L75-4true, Black: 202#true, 204#(= |#race~c~0| 0), 81#L42-1true, 209#(= |#race~a~0| 0)]) [2022-12-13 11:11:58,873 INFO L383 tUnfolder$Statistics]: this new event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,873 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2022-12-13 11:11:58,873 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2022-12-13 11:11:58,873 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,883 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([534] L50-1-->L51: Formula: (and (= |v_#race~c~0_17| 0) (< (mod v_thread2Thread1of1ForFork2_~i~1_19 4294967296) (mod v_~c~0_17 4294967296))) InVars {#race~c~0=|v_#race~c~0_17|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_19, ~c~0=v_~c~0_17} OutVars{#race~c~0=|v_#race~c~0_17|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_19, ~c~0=v_~c~0_17} AuxVars[] AssignedVars[][34], [214#(= |#race~b~0| 0), 115#L59-5true, Black: 207#true, 83#L51true, 199#true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true, 81#L42-1true]) [2022-12-13 11:11:58,883 INFO L383 tUnfolder$Statistics]: this new event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,883 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,883 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,883 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2022-12-13 11:11:58,883 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([611] L50-1-->thread2EXIT: Formula: (and (= |v_thread2Thread1of1ForFork2_#res.base_11| 0) (= |v_#race~c~0_43| 0) (not (< (mod v_thread2Thread1of1ForFork2_~i~1_27 4294967296) (mod v_~c~0_39 4294967296))) (= |v_thread2Thread1of1ForFork2_#res.offset_11| 0)) InVars {#race~c~0=|v_#race~c~0_43|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_27, ~c~0=v_~c~0_39} OutVars{#race~c~0=|v_#race~c~0_43|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_27, thread2Thread1of1ForFork2_#res.base=|v_thread2Thread1of1ForFork2_#res.base_11|, ~c~0=v_~c~0_39, thread2Thread1of1ForFork2_#res.offset=|v_thread2Thread1of1ForFork2_#res.offset_11|} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_#res.base, thread2Thread1of1ForFork2_#res.offset][35], [214#(= |#race~b~0| 0), 115#L59-5true, Black: 207#true, 199#true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true, 81#L42-1true, 10#thread2EXITtrue]) [2022-12-13 11:11:58,884 INFO L383 tUnfolder$Statistics]: this new event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,884 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,884 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,884 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2022-12-13 11:11:58,902 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), 81#L42-1true, Black: 202#true]) [2022-12-13 11:11:58,902 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,902 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,902 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,902 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,905 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [120#L43true, 214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 160#L75-4true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,905 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,905 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,905 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,905 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,907 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 70#thread1EXITtrue, 160#L75-4true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,907 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,907 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,907 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,907 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,909 INFO L381 tUnfolder$Statistics]: inserting event number 5 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), 81#L42-1true, Black: 202#true]) [2022-12-13 11:11:58,909 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,909 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,909 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,909 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,909 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([534] L50-1-->L51: Formula: (and (= |v_#race~c~0_17| 0) (< (mod v_thread2Thread1of1ForFork2_~i~1_19 4294967296) (mod v_~c~0_17 4294967296))) InVars {#race~c~0=|v_#race~c~0_17|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_19, ~c~0=v_~c~0_17} OutVars{#race~c~0=|v_#race~c~0_17|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_19, ~c~0=v_~c~0_17} AuxVars[] AssignedVars[][34], [214#(= |#race~b~0| 0), Black: 207#true, 83#L51true, 199#true, 6#L76-6true, 134#L58-7true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true, 81#L42-1true]) [2022-12-13 11:11:58,910 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([611] L50-1-->thread2EXIT: Formula: (and (= |v_thread2Thread1of1ForFork2_#res.base_11| 0) (= |v_#race~c~0_43| 0) (not (< (mod v_thread2Thread1of1ForFork2_~i~1_27 4294967296) (mod v_~c~0_39 4294967296))) (= |v_thread2Thread1of1ForFork2_#res.offset_11| 0)) InVars {#race~c~0=|v_#race~c~0_43|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_27, ~c~0=v_~c~0_39} OutVars{#race~c~0=|v_#race~c~0_43|, thread2Thread1of1ForFork2_~i~1=v_thread2Thread1of1ForFork2_~i~1_27, thread2Thread1of1ForFork2_#res.base=|v_thread2Thread1of1ForFork2_#res.base_11|, ~c~0=v_~c~0_39, thread2Thread1of1ForFork2_#res.offset=|v_thread2Thread1of1ForFork2_#res.offset_11|} AuxVars[] AssignedVars[thread2Thread1of1ForFork2_#res.base, thread2Thread1of1ForFork2_#res.offset][35], [214#(= |#race~b~0| 0), Black: 207#true, 199#true, 6#L76-6true, 134#L58-7true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true, 81#L42-1true, 10#thread2EXITtrue]) [2022-12-13 11:11:58,910 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,910 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,917 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([439] L50-7-->L50-1: Formula: (= |v_#race~c~0_4| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_4|} AuxVars[] AssignedVars[#race~c~0][12], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), 81#L42-1true, Black: 202#true]) [2022-12-13 11:11:58,917 INFO L383 tUnfolder$Statistics]: this new event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,917 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,917 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,917 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,918 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [120#L43true, 214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,918 INFO L383 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,918 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2022-12-13 11:11:58,918 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,918 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,918 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 49#L43-3true, 199#true, 78#L50-1true, 160#L75-4true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,919 INFO L383 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,919 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,919 INFO L386 tUnfolder$Statistics]: existing Event has 18 ancestors and is cut-off event [2022-12-13 11:11:58,919 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2022-12-13 11:11:58,920 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 70#thread1EXITtrue, 6#L76-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,921 INFO L383 tUnfolder$Statistics]: this new event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,921 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,921 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,921 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2022-12-13 11:11:58,925 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 160#L75-4true, 46#L42-7true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,925 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,925 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,925 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,925 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,926 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 49#L43-3true, 199#true, 78#L50-1true, 6#L76-6true, Black: 202#true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0)]) [2022-12-13 11:11:58,926 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,926 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,926 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,926 INFO L386 tUnfolder$Statistics]: existing Event has 19 ancestors and is cut-off event [2022-12-13 11:11:58,927 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 122#L76-7true, 78#L50-1true, Black: 202#true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0)]) [2022-12-13 11:11:58,927 INFO L383 tUnfolder$Statistics]: this new event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,927 INFO L386 tUnfolder$Statistics]: existing Event has 25 ancestors and is cut-off event [2022-12-13 11:11:58,927 INFO L386 tUnfolder$Statistics]: existing Event has 21 ancestors and is cut-off event [2022-12-13 11:11:58,927 INFO L386 tUnfolder$Statistics]: existing Event has 23 ancestors and is cut-off event [2022-12-13 11:11:58,929 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 6#L76-6true, 46#L42-7true, 209#(= |#race~a~0| 0), Black: 202#true, 204#(= |#race~c~0| 0)]) [2022-12-13 11:11:58,929 INFO L383 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2022-12-13 11:11:58,929 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 11:11:58,929 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,929 INFO L386 tUnfolder$Statistics]: existing Event has 20 ancestors and is cut-off event [2022-12-13 11:11:58,930 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([463] L58-7-->L58-1: Formula: (= |v_#race~c~0_7| 0) InVars {} OutVars{#race~c~0=|v_#race~c~0_7|} AuxVars[] AssignedVars[#race~c~0][22], [214#(= |#race~b~0| 0), 113#L58-1true, Black: 207#true, 199#true, 78#L50-1true, 13#L77-6true, 209#(= |#race~a~0| 0), 204#(= |#race~c~0| 0), Black: 202#true]) [2022-12-13 11:11:58,930 INFO L383 tUnfolder$Statistics]: this new event has 26 ancestors and is cut-off event [2022-12-13 11:11:58,930 INFO L386 tUnfolder$Statistics]: existing Event has 26 ancestors and is cut-off event [2022-12-13 11:11:58,930 INFO L386 tUnfolder$Statistics]: existing Event has 24 ancestors and is cut-off event [2022-12-13 11:11:58,930 INFO L386 tUnfolder$Statistics]: existing Event has 22 ancestors and is cut-off event [2022-12-13 11:11:58,931 INFO L130 PetriNetUnfolder]: 2586/3906 cut-off events. [2022-12-13 11:11:58,931 INFO L131 PetriNetUnfolder]: For 326/326 co-relation queries the response was YES. [2022-12-13 11:11:58,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8306 conditions, 3906 events. 2586/3906 cut-off events. For 326/326 co-relation queries the response was YES. Maximal size of possible extension queue 267. Compared 22084 event pairs, 714 based on Foata normal form. 0/2823 useless extension candidates. Maximal degree in co-relation 8301. Up to 2336 conditions per place. [2022-12-13 11:11:58,938 INFO L137 encePairwiseOnDemand]: 351/355 looper letters, 0 selfloop transitions, 0 changer transitions 56/56 dead transitions. [2022-12-13 11:11:58,938 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 56 transitions, 247 flow [2022-12-13 11:11:58,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 11:11:58,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 11:11:58,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 569 transitions. [2022-12-13 11:11:58,941 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5342723004694836 [2022-12-13 11:11:58,941 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 569 transitions. [2022-12-13 11:11:58,942 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 569 transitions. [2022-12-13 11:11:58,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:11:58,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 569 transitions. [2022-12-13 11:11:58,943 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 189.66666666666666) internal successors, (569), 3 states have internal predecessors, (569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,944 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,945 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 355.0) internal successors, (1420), 4 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,945 INFO L175 Difference]: Start difference. First operand has 41 places, 38 transitions, 106 flow. Second operand 3 states and 569 transitions. [2022-12-13 11:11:58,945 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 56 transitions, 247 flow [2022-12-13 11:11:58,946 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 41 places, 56 transitions, 247 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 11:11:58,946 INFO L231 Difference]: Finished difference. Result has 41 places, 0 transitions, 0 flow [2022-12-13 11:11:58,946 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=355, PETRI_DIFFERENCE_MINUEND_FLOW=102, PETRI_DIFFERENCE_MINUEND_PLACES=39, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=36, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=36, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=41, PETRI_TRANSITIONS=0} [2022-12-13 11:11:58,947 INFO L288 CegarLoopForPetriNet]: 61 programPoint places, -20 predicate places. [2022-12-13 11:11:58,947 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 0 transitions, 0 flow [2022-12-13 11:11:58,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 177.33333333333334) internal successors, (532), 3 states have internal predecessors, (532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 11:11:58,949 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (37 of 38 remaining) [2022-12-13 11:11:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (36 of 38 remaining) [2022-12-13 11:11:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (35 of 38 remaining) [2022-12-13 11:11:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (34 of 38 remaining) [2022-12-13 11:11:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (33 of 38 remaining) [2022-12-13 11:11:58,950 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (32 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (31 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (30 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (29 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (28 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (27 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (26 of 38 remaining) [2022-12-13 11:11:58,951 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (25 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 38 remaining) [2022-12-13 11:11:58,952 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 38 remaining) [2022-12-13 11:11:58,953 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (12 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (11 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err2ASSERT_VIOLATIONDATA_RACE (10 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread1Err3ASSERT_VIOLATIONDATA_RACE (9 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err0ASSERT_VIOLATIONDATA_RACE (8 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err1ASSERT_VIOLATIONDATA_RACE (7 of 38 remaining) [2022-12-13 11:11:58,954 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err2ASSERT_VIOLATIONDATA_RACE (6 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread2Err3ASSERT_VIOLATIONDATA_RACE (5 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err0ASSERT_VIOLATIONDATA_RACE (4 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err1ASSERT_VIOLATIONDATA_RACE (3 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err2ASSERT_VIOLATIONDATA_RACE (2 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err3ASSERT_VIOLATIONDATA_RACE (1 of 38 remaining) [2022-12-13 11:11:58,955 INFO L805 garLoopResultBuilder]: Registering result SAFE for location thread3Err4ASSERT_VIOLATIONDATA_RACE (0 of 38 remaining) [2022-12-13 11:11:58,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 11:11:58,956 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-12-13 11:11:58,960 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 11:11:58,960 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 11:11:58,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 11:11:58 BasicIcfg [2022-12-13 11:11:58,963 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 11:11:58,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:11:58,964 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:11:58,964 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:11:58,964 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:11:54" (3/4) ... [2022-12-13 11:11:58,966 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 11:11:58,971 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-12-13 11:11:58,971 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-12-13 11:11:58,971 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2022-12-13 11:11:58,974 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-12-13 11:11:58,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 11:11:58,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 11:11:58,975 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 11:11:59,001 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 11:11:59,002 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:11:59,002 INFO L158 Benchmark]: Toolchain (without parser) took 5454.04ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 134.2MB in the beginning and 126.0MB in the end (delta: 8.2MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,003 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:11:59,003 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.88ms. Allocated memory is still 169.9MB. Free memory was 134.2MB in the beginning and 122.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,003 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.36ms. Allocated memory is still 169.9MB. Free memory was 122.6MB in the beginning and 121.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:11:59,004 INFO L158 Benchmark]: Boogie Preprocessor took 26.02ms. Allocated memory is still 169.9MB. Free memory was 121.0MB in the beginning and 119.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,004 INFO L158 Benchmark]: RCFGBuilder took 382.85ms. Allocated memory is still 169.9MB. Free memory was 119.1MB in the beginning and 101.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,004 INFO L158 Benchmark]: TraceAbstraction took 4763.29ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 100.7MB in the beginning and 129.1MB in the end (delta: -28.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,004 INFO L158 Benchmark]: Witness Printer took 37.92ms. Allocated memory is still 205.5MB. Free memory was 129.1MB in the beginning and 126.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 11:11:59,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 104.9MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.88ms. Allocated memory is still 169.9MB. Free memory was 134.2MB in the beginning and 122.6MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.36ms. Allocated memory is still 169.9MB. Free memory was 122.6MB in the beginning and 121.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.02ms. Allocated memory is still 169.9MB. Free memory was 121.0MB in the beginning and 119.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.85ms. Allocated memory is still 169.9MB. Free memory was 119.1MB in the beginning and 101.2MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4763.29ms. Allocated memory was 169.9MB in the beginning and 205.5MB in the end (delta: 35.7MB). Free memory was 100.7MB in the beginning and 129.1MB in the end (delta: -28.4MB). Peak memory consumption was 99.4MB. Max. memory is 16.1GB. * Witness Printer took 37.92ms. Allocated memory is still 205.5MB. Free memory was 129.1MB in the beginning and 126.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.2s, 174 PlacesBefore, 61 PlacesAfterwards, 170 TransitionsBefore, 57 TransitionsAfterwards, 7362 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 90 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 0 ChoiceCompositions, 162 TotalNumberOfCompositions, 19743 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10422, independent: 10077, independent conditional: 0, independent unconditional: 10077, dependent: 345, dependent conditional: 0, dependent unconditional: 345, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 4272, independent: 4219, independent conditional: 0, independent unconditional: 4219, dependent: 53, dependent conditional: 0, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 10422, independent: 5858, independent conditional: 0, independent unconditional: 5858, dependent: 292, dependent conditional: 0, dependent unconditional: 292, unknown: 4272, unknown conditional: 0, unknown unconditional: 4272] , Statistics on independence cache: Total cache size (in pairs): 417, Positive cache size: 386, Positive conditional cache size: 0, Positive unconditional cache size: 386, Negative cache size: 31, Negative conditional cache size: 0, Negative unconditional cache size: 31, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 42]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 43]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 50]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 51]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 58]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 59]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 69]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 70]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 71]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 76]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 77]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 78]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 80]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 262 locations, 38 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: 4.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.3s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 117 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 73 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 205 IncrementalHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 17 mSDtfsCounter, 205 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=132occurred in iteration=0, InterpolantAutomatonStates: 11, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 22 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 11:11:59,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f07f30d-4083-4f88-bf07-9578651bdb58/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE