./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:58:36,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:58:37,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-10-31 21:58:37,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:58:37,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:58:37,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:58:37,043 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:58:37,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:58:37,044 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:58:37,044 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:58:37,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:58:37,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:58:37,046 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:58:37,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:58:37,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:58:37,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:58:37,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:58:37,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:58:37,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:58:37,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:58:37,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:58:37,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:58:37,059 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-31 21:58:37,059 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:58:37,059 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:58:37,060 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:58:37,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:58:37,061 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:58:37,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:58:37,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:58:37,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:58:37,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:37,082 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:58:37,083 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:58:37,083 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:58:37,084 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:58:37,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:58:37,085 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:58:37,085 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:58:37,086 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:58:37,087 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:58:37,088 INFO L153 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_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1568f4b0615eb98ed6bee584aeda19485d9df0ed08c84a8233a5817e939c5388 [2024-10-31 21:58:37,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:58:37,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:58:37,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:58:37,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:58:37,502 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:58:37,504 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i Unable to find full path for "g++" [2024-10-31 21:58:39,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:58:40,094 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:58:40,098 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/sv-benchmarks/c/pthread-wmm/safe015_power.oepc.i [2024-10-31 21:58:40,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/data/23f1c85d0/23ce88caab384bb8888ece2e47c34da7/FLAGf5120bdd6 [2024-10-31 21:58:40,135 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/data/23f1c85d0/23ce88caab384bb8888ece2e47c34da7 [2024-10-31 21:58:40,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:58:40,143 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:58:40,145 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:40,145 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:58:40,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:58:40,155 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:40" (1/1) ... [2024-10-31 21:58:40,156 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea1ad40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:40, skipping insertion in model container [2024-10-31 21:58:40,157 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:40" (1/1) ... [2024-10-31 21:58:40,228 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:58:40,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:40,832 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:58:40,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:41,022 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:58:41,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41 WrapperNode [2024-10-31 21:58:41,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:41,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:41,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:58:41,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:58:41,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,087 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,195 INFO L138 Inliner]: procedures = 175, calls = 75, calls flagged for inlining = 7, calls inlined = 9, statements flattened = 1095 [2024-10-31 21:58:41,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:41,196 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:58:41,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:58:41,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:58:41,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,220 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,267 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,396 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:58:41,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:58:41,403 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:58:41,404 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:58:41,405 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:41,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:41,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:41,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3cfca57e-e06d-426e-8b47-5bce8f6e4097/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:58:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-31 21:58:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-31 21:58:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-31 21:58:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:58:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-31 21:58:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-31 21:58:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-31 21:58:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-31 21:58:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-31 21:58:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-31 21:58:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-31 21:58:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-31 21:58:41,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:58:41,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:58:41,492 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-31 21:58:41,806 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:58:41,808 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:58:45,248 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-31 21:58:45,249 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:59:05,541 WARN L1754 r$LargeBlockEncoding]: Complex 2:92 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-10-31 21:59:06,040 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:59:06,040 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 21:59:06,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:06 BoogieIcfgContainer [2024-10-31 21:59:06,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:59:06,044 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:59:06,236 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:59:06,240 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:59:06,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:58:40" (1/3) ... [2024-10-31 21:59:06,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ce0317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:06, skipping insertion in model container [2024-10-31 21:59:06,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (2/3) ... [2024-10-31 21:59:06,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68ce0317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:59:06, skipping insertion in model container [2024-10-31 21:59:06,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:59:06" (3/3) ... [2024-10-31 21:59:06,244 INFO L112 eAbstractionObserver]: Analyzing ICFG safe015_power.oepc.i [2024-10-31 21:59:06,282 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:59:06,283 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 480 error locations. [2024-10-31 21:59:06,284 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-31 21:59:08,094 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-31 21:59:08,178 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 617 places, 702 transitions, 1416 flow