./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a 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_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --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 e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:37:13,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:37:13,607 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-02 12:37:13,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:37:13,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:37:13,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:37:13,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:37:13,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:37:13,647 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:37:13,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:37:13,648 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:37:13,648 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:37:13,649 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:37:13,649 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:37:13,650 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:37:13,650 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:37:13,651 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:37:13,651 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:37:13,651 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:37:13,652 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:37:13,652 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:37:13,653 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:37:13,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:37:13,654 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:37:13,661 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:37:13,661 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:37:13,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:37:13,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:37:13,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:37:13,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:37:13,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:37:13,663 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-02 12:37:13,663 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:37:13,663 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:37:13,664 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:37:13,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:37:13,665 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:37:13,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:37:13,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:37:13,667 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:13,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:37:13,668 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:37:13,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:37:13,669 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:37:13,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:37:13,669 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:37:13,670 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:37:13,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:37:13,670 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e77d530bbfcfe22638f8b89e94c23e25f591d8037158e571482779188378fc47 [2024-11-02 12:37:13,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:37:14,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:37:14,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:37:14,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:37:14,022 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:37:14,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/pthread-wmm/mix002.oepc.i Unable to find full path for "g++" [2024-11-02 12:37:16,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:37:16,377 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:37:16,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/sv-benchmarks/c/pthread-wmm/mix002.oepc.i [2024-11-02 12:37:16,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/data/1c5f6058d/a6f69a2432f240b8ac3726eefc7234fa/FLAGee1802cdb [2024-11-02 12:37:16,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/data/1c5f6058d/a6f69a2432f240b8ac3726eefc7234fa [2024-11-02 12:37:16,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:37:16,687 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:37:16,690 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:16,690 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:37:16,696 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:37:16,697 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:16" (1/1) ... [2024-11-02 12:37:16,698 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557f0988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:16, skipping insertion in model container [2024-11-02 12:37:16,698 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:37:16" (1/1) ... [2024-11-02 12:37:16,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:37:17,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:17,452 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:37:17,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:37:17,634 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:37:17,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17 WrapperNode [2024-11-02 12:37:17,635 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:37:17,636 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:17,636 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:37:17,637 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:37:17,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,690 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,740 INFO L138 Inliner]: procedures = 175, calls = 51, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 514 [2024-11-02 12:37:17,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:37:17,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:37:17,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:37:17,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:37:17,755 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,782 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,802 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:37:17,818 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:37:17,818 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:37:17,818 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:37:17,819 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (1/1) ... [2024-11-02 12:37:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:37:17,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:37:17,872 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:37:17,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bec1e802-1578-41e1-b66c-fe9c7bfee9f5/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:37:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-02 12:37:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:37:17,911 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-02 12:37:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-02 12:37:17,912 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-02 12:37:17,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-02 12:37:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-02 12:37:17,914 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-02 12:37:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:37:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-02 12:37:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:37:17,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:37:17,918 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-02 12:37:18,192 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:37:18,196 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:37:20,368 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-02 12:37:20,369 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:37:25,708 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:37:25,709 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:37:25,709 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:25 BoogieIcfgContainer [2024-11-02 12:37:25,709 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:37:25,713 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:37:25,713 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:37:25,718 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:37:25,718 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:37:16" (1/3) ... [2024-11-02 12:37:25,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a701f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:25, skipping insertion in model container [2024-11-02 12:37:25,719 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:37:17" (2/3) ... [2024-11-02 12:37:25,719 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a701f92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:37:25, skipping insertion in model container [2024-11-02 12:37:25,720 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:37:25" (3/3) ... [2024-11-02 12:37:25,721 INFO L112 eAbstractionObserver]: Analyzing ICFG mix002.oepc.i [2024-11-02 12:37:25,744 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:37:25,745 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 255 error locations. [2024-11-02 12:37:25,745 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-02 12:37:26,176 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-02 12:37:26,241 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 382 places, 375 transitions, 762 flow