./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 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_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4e4f4f4fe5f72416e0e44275f74b26f9ea6749f134c13c768c7ed2450972cbc3 --- 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-4e7fbc6 [2022-11-23 16:12:47,663 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 16:12:47,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 16:12:47,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 16:12:47,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 16:12:47,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 16:12:47,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 16:12:47,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 16:12:47,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 16:12:47,691 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 16:12:47,692 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 16:12:47,694 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 16:12:47,694 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 16:12:47,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 16:12:47,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 16:12:47,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 16:12:47,699 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 16:12:47,700 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 16:12:47,701 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 16:12:47,703 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 16:12:47,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 16:12:47,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 16:12:47,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 16:12:47,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 16:12:47,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 16:12:47,728 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 16:12:47,728 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 16:12:47,729 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 16:12:47,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 16:12:47,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 16:12:47,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 16:12:47,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 16:12:47,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 16:12:47,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 16:12:47,734 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 16:12:47,734 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 16:12:47,735 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 16:12:47,735 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 16:12:47,735 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 16:12:47,743 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 16:12:47,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 16:12:47,775 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-23 16:12:47,801 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 16:12:47,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 16:12:47,802 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 16:12:47,802 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 16:12:47,802 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 16:12:47,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 16:12:47,803 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 16:12:47,803 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 16:12:47,803 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 16:12:47,803 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 16:12:47,803 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 16:12:47,804 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 16:12:47,804 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 16:12:47,804 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 16:12:47,804 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 16:12:47,804 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 16:12:47,805 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 16:12:47,805 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 16:12:47,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 16:12:47,806 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 16:12:47,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 16:12:47,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 16:12:47,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 16:12:47,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 16:12:47,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 16:12:47,808 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 16:12:47,808 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 16:12:47,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 16:12:47,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 16:12:47,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:12:47,809 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 16:12:47,809 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 16:12:47,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 16:12:47,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 16:12:47,809 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 16:12:47,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 16:12:47,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 16:12:47,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 16:12:47,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e4f4f4fe5f72416e0e44275f74b26f9ea6749f134c13c768c7ed2450972cbc3 [2022-11-23 16:12:48,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 16:12:48,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 16:12:48,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 16:12:48,107 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 16:12:48,108 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 16:12:48,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c [2022-11-23 16:12:51,144 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 16:12:51,403 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 16:12:51,403 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c [2022-11-23 16:12:51,432 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/data/1c986605e/570c94a55ec24ff8835b66bc24154eef/FLAGd53dd8917 [2022-11-23 16:12:51,446 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/data/1c986605e/570c94a55ec24ff8835b66bc24154eef [2022-11-23 16:12:51,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 16:12:51,450 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 16:12:51,452 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 16:12:51,452 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 16:12:51,455 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 16:12:51,456 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:12:51" (1/1) ... [2022-11-23 16:12:51,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cea5d49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:51, skipping insertion in model container [2022-11-23 16:12:51,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:12:51" (1/1) ... [2022-11-23 16:12:51,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 16:12:51,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 16:12:52,028 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_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c[18874,18887] [2022-11-23 16:12:52,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:12:52,044 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 16:12:52,234 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_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/sv-benchmarks/c/weaver/chl-poker-hand-trans.wvr.c[18874,18887] [2022-11-23 16:12:52,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:12:52,256 INFO L208 MainTranslator]: Completed translation [2022-11-23 16:12:52,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52 WrapperNode [2022-11-23 16:12:52,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 16:12:52,258 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 16:12:52,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 16:12:52,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 16:12:52,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,578 INFO L138 Inliner]: procedures = 26, calls = 454, calls flagged for inlining = 100, calls inlined = 144, statements flattened = 4941 [2022-11-23 16:12:52,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 16:12:52,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 16:12:52,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 16:12:52,579 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 16:12:52,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,820 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 16:12:52,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 16:12:52,879 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 16:12:52,879 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 16:12:52,880 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (1/1) ... [2022-11-23 16:12:52,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:12:52,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:12:52,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 16:12:52,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac9b2b4c-6cf7-49ff-bb3e-5f42bef80785/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 16:12:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 16:12:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 16:12:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 16:12:53,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 16:12:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-23 16:12:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-23 16:12:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-23 16:12:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-23 16:12:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-23 16:12:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-23 16:12:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 16:12:53,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-23 16:12:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-23 16:12:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 16:12:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 16:12:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 16:12:53,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 16:12:53,037 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 16:12:53,436 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 16:12:53,438 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 16:12:58,285 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:13:30,870 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:13:30,870 INFO L300 CfgBuilder]: Removed 18 assume(true) statements. [2022-11-23 16:13:30,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:13:30 BoogieIcfgContainer [2022-11-23 16:13:30,875 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:13:30,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:13:30,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:13:30,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:13:30,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:12:51" (1/3) ... [2022-11-23 16:13:30,882 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16d59dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:13:30, skipping insertion in model container [2022-11-23 16:13:30,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:12:52" (2/3) ... [2022-11-23 16:13:30,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16d59dd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:13:30, skipping insertion in model container [2022-11-23 16:13:30,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:13:30" (3/3) ... [2022-11-23 16:13:30,884 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-poker-hand-trans.wvr.c [2022-11-23 16:13:30,894 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 16:13:30,905 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:13:30,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 756 error locations. [2022-11-23 16:13:30,905 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-23 16:13:38,617 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-11-23 16:13:38,686 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-23 16:13:38,715 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 1647 places, 1718 transitions, 3460 flow [2022-11-23 16:13:38,723 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 1647 places, 1718 transitions, 3460 flow [2022-11-23 16:13:38,725 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1647 places, 1718 transitions, 3460 flow [2022-11-23 16:13:42,702 INFO L130 PetriNetUnfolder]: 81/1715 cut-off events. [2022-11-23 16:13:42,703 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-11-23 16:13:42,747 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1728 conditions, 1715 events. 81/1715 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 95. Compared 8187 event pairs, 0 based on Foata normal form. 0/878 useless extension candidates. Maximal degree in co-relation 1367. Up to 7 conditions per place. [2022-11-23 16:13:42,883 INFO L119 LiptonReduction]: Number of co-enabled transitions 524832 [2022-11-23 16:14:02,895 WARN L233 SmtUtils]: Spent 8.52s on a formula simplification. DAG size of input: 359 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:14:25,888 WARN L233 SmtUtils]: Spent 22.99s on a formula simplification. DAG size of input: 392 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:17:38,866 WARN L233 SmtUtils]: Spent 3.21m on a formula simplification. DAG size of input: 493 DAG size of output: 204 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:18:27,701 WARN L233 SmtUtils]: Spent 48.83s on a formula simplification that was a NOOP. DAG size: 202 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:22:47,589 WARN L233 SmtUtils]: Spent 4.33m on a formula simplification. DAG size of input: 555 DAG size of output: 233 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:23:58,698 WARN L233 SmtUtils]: Spent 1.19m on a formula simplification that was a NOOP. DAG size: 226 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:24:17,148 WARN L233 SmtUtils]: Spent 15.03s on a formula simplification. DAG size of input: 332 DAG size of output: 1 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-23 16:27:49,870 WARN L233 SmtUtils]: Spent 3.19m on a formula simplification. DAG size of input: 347 DAG size of output: 219 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)