./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 30e01a73 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_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire --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 596bf38d5c1bddbb7fa933c2910678824d7396d44da5246db401a53a5b4ba843 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:15:51,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:15:51,430 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-11-23 21:15:51,436 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:15:51,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:15:51,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:15:51,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:15:51,462 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:15:51,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:15:51,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:15:51,464 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:15:51,465 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:15:51,465 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:15:51,466 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:15:51,466 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:15:51,467 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:15:51,467 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:15:51,468 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:15:51,468 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:15:51,469 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:15:51,469 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:15:51,470 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:15:51,471 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:15:51,471 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:15:51,472 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:15:51,472 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:15:51,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:15:51,473 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:15:51,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:15:51,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:15:51,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:15:51,475 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-23 21:15:51,475 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:15:51,475 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:15:51,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:15:51,476 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:15:51,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:15:51,476 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:15:51,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:51,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:15:51,477 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:15:51,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:15:51,478 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:15:51,478 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:15:51,479 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:15:51,479 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:15:51,479 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:15:51,479 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:15:51,479 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_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 596bf38d5c1bddbb7fa933c2910678824d7396d44da5246db401a53a5b4ba843 [2023-11-23 21:15:51,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:15:51,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:15:51,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:15:51,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:15:51,749 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:15:51,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-23 21:15:54,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:15:55,118 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:15:55,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/sv-benchmarks/c/pthread-wmm/rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-23 21:15:55,149 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/data/57deb594b/06949ea6065c4fec95cc386a4c6acdc1/FLAG2e5c24336 [2023-11-23 21:15:55,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/data/57deb594b/06949ea6065c4fec95cc386a4c6acdc1 [2023-11-23 21:15:55,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:15:55,168 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:15:55,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:55,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:15:55,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:15:55,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:55" (1/1) ... [2023-11-23 21:15:55,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38796af6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:55, skipping insertion in model container [2023-11-23 21:15:55,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:15:55" (1/1) ... [2023-11-23 21:15:55,261 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:15:55,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:55,845 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:15:55,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:15:56,020 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:15:56,020 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:15:56,028 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:15:56,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56 WrapperNode [2023-11-23 21:15:56,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:15:56,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:56,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:15:56,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:15:56,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,071 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,139 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 1398 [2023-11-23 21:15:56,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:15:56,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:15:56,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:15:56,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:15:56,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:15:56,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:15:56,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:15:56,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:15:56,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (1/1) ... [2023-11-23 21:15:56,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:15:56,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:15:56,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:15:56,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f93ab53-d921-42b6-bdd6-db441d24a174/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:15:56,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:15:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 21:15:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:15:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:15:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:15:56,378 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 21:15:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 21:15:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 21:15:56,379 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 21:15:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 21:15:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 21:15:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:15:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 21:15:56,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:15:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:15:56,384 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 21:15:56,655 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:15:56,658 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:15:58,420 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:06,614 WARN L1821 r$LargeBlockEncoding]: Complex 2:22 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-11-23 21:16:06,658 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:06,658 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:16:06,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:06 BoogieIcfgContainer [2023-11-23 21:16:06,660 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:06,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:06,664 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:06,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:06,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:15:55" (1/3) ... [2023-11-23 21:16:06,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f019cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:06, skipping insertion in model container [2023-11-23 21:16:06,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:15:56" (2/3) ... [2023-11-23 21:16:06,670 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f019cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:06, skipping insertion in model container [2023-11-23 21:16:06,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:06" (3/3) ... [2023-11-23 21:16:06,671 INFO L112 eAbstractionObserver]: Analyzing ICFG rfi006_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2023-11-23 21:16:06,681 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-23 21:16:06,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:06,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 340 error locations. [2023-11-23 21:16:06,692 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-23 21:16:07,012 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-23 21:16:07,069 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 465 places, 480 transitions, 972 flow