/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.ample-buchi-a4216cd-m [2025-04-26 16:05:14,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-04-26 16:05:14,666 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-noLbe.epf [2025-04-26 16:05:14,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-04-26 16:05:14,669 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-04-26 16:05:14,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-04-26 16:05:14,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-04-26 16:05:14,692 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-04-26 16:05:14,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-04-26 16:05:14,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-04-26 16:05:14,692 INFO L153 SettingsManager]: * Use SBE=true [2025-04-26 16:05:14,692 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-04-26 16:05:14,692 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-04-26 16:05:14,692 INFO L153 SettingsManager]: * Use old map elimination=false [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-04-26 16:05:14,693 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * sizeof long=4 [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * sizeof long double=12 [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-04-26 16:05:14,693 INFO L153 SettingsManager]: * Use constant arrays=true [2025-04-26 16:05:14,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-04-26 16:05:14,694 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-04-26 16:05:14,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-04-26 16:05:14,694 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-04-26 16:05:14,694 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-04-26 16:05:14,694 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2025-04-26 16:05:14,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-04-26 16:05:14,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-04-26 16:05:14,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-04-26 16:05:14,937 INFO L270 PluginConnector]: Initializing CDTParser... [2025-04-26 16:05:14,937 INFO L274 PluginConnector]: CDTParser initialized [2025-04-26 16:05:14,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2025-04-26 16:05:16,206 INFO L538 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dcdf1acd0/bcac2533c68342c99931651b94f9d036/FLAGe3a7a6589 [2025-04-26 16:05:16,659 INFO L389 CDTParser]: Found 1 translation units. [2025-04-26 16:05:16,659 INFO L178 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2025-04-26 16:05:16,698 INFO L432 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dcdf1acd0/bcac2533c68342c99931651b94f9d036/FLAGe3a7a6589 [2025-04-26 16:05:17,355 INFO L440 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/dcdf1acd0/bcac2533c68342c99931651b94f9d036 [2025-04-26 16:05:17,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-04-26 16:05:17,359 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-04-26 16:05:17,359 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-04-26 16:05:17,359 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-04-26 16:05:17,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-04-26 16:05:17,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.04 04:05:17" (1/1) ... [2025-04-26 16:05:17,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46bd5684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:17, skipping insertion in model container [2025-04-26 16:05:17,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.04 04:05:17" (1/1) ... [2025-04-26 16:05:17,431 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-04-26 16:05:20,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-26 16:05:20,593 INFO L200 MainTranslator]: Completed pre-run [2025-04-26 16:05:20,686 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-26 16:05:20,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-26 16:05:20,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-26 16:05:20,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] [2025-04-26 16:05:20,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5815] [2025-04-26 16:05:20,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-04-26 16:05:21,125 WARN L1206 FunctionHandler]: The following functions are not defined or handled internally: ____ilog2_NaN [2025-04-26 16:05:21,131 INFO L204 MainTranslator]: Completed translation [2025-04-26 16:05:21,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21 WrapperNode [2025-04-26 16:05:21,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-04-26 16:05:21,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-04-26 16:05:21,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-04-26 16:05:21,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-04-26 16:05:21,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,250 INFO L138 Inliner]: procedures = 1352, calls = 1454, calls flagged for inlining = 347, calls inlined = 17, statements flattened = 296 [2025-04-26 16:05:21,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-04-26 16:05:21,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-04-26 16:05:21,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-04-26 16:05:21,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-04-26 16:05:21,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,265 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,279 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,280 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,282 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,284 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,285 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-04-26 16:05:21,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-04-26 16:05:21,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-04-26 16:05:21,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-04-26 16:05:21,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (1/1) ... [2025-04-26 16:05:21,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-04-26 16:05:21,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2025-04-26 16:05:21,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-04-26 16:05:21,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2025-04-26 16:05:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-04-26 16:05:21,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2025-04-26 16:05:21,339 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2025-04-26 16:05:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2025-04-26 16:05:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-04-26 16:05:21,340 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2025-04-26 16:05:21,340 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2025-04-26 16:05:21,341 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-04-26 16:05:21,647 INFO L234 CfgBuilder]: Building ICFG [2025-04-26 16:05:21,650 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-04-26 16:05:21,966 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-04-26 16:05:21,967 INFO L283 CfgBuilder]: Performing block encoding [2025-04-26 16:05:21,999 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-04-26 16:05:21,999 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-04-26 16:05:21,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:05:21 BoogieIcfgContainer [2025-04-26 16:05:21,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-04-26 16:05:22,000 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-04-26 16:05:22,000 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-04-26 16:05:22,004 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-04-26 16:05:22,005 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:05:22,005 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.04 04:05:17" (1/3) ... [2025-04-26 16:05:22,005 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166ec8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:05:22, skipping insertion in model container [2025-04-26 16:05:22,005 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:05:22,006 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.04 04:05:21" (2/3) ... [2025-04-26 16:05:22,006 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166ec8b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.04 04:05:22, skipping insertion in model container [2025-04-26 16:05:22,007 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-04-26 16:05:22,007 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.04 04:05:21" (3/3) ... [2025-04-26 16:05:22,008 INFO L376 chiAutomizerObserver]: Analyzing ICFG char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2025-04-26 16:05:22,092 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2025-04-26 16:05:22,124 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 322 places, 329 transitions, 672 flow [2025-04-26 16:05:22,200 INFO L116 PetriNetUnfolderBase]: 12/325 cut-off events. [2025-04-26 16:05:22,203 INFO L117 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2025-04-26 16:05:22,209 INFO L83 FinitePrefix]: Finished finitePrefix Result has 334 conditions, 325 events. 12/325 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 239 event pairs, 0 based on Foata normal form. 0/313 useless extension candidates. Maximal degree in co-relation 262. Up to 5 conditions per place. [2025-04-26 16:05:22,210 INFO L82 GeneralOperation]: Start removeDead. Operand has 322 places, 329 transitions, 672 flow [2025-04-26 16:05:22,223 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 320 places, 325 transitions, 662 flow [2025-04-26 16:05:22,224 INFO L84 lAbstractionProvider]: Constructed initial Petri net abstraction that has has 320 places, 325 transitions, 662 flow [2025-04-26 16:05:22,232 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-04-26 16:05:22,232 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-04-26 16:05:22,232 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-04-26 16:05:22,233 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-04-26 16:05:22,233 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-04-26 16:05:22,234 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-04-26 16:05:22,234 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-04-26 16:05:22,234 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-04-26 16:05:22,235 INFO L73 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states [2025-04-26 16:05:22,634 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-04-26 16:05:22,635 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-04-26 16:05:22,638 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.04 04:05:22 BoogieIcfgContainer [2025-04-26 16:05:22,638 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-04-26 16:05:22,641 INFO L158 Benchmark]: Toolchain (without parser) took 5280.13ms. Allocated memory was 125.8MB in the beginning and 239.1MB in the end (delta: 113.2MB). Free memory was 76.4MB in the beginning and 105.0MB in the end (delta: -28.6MB). Peak memory consumption was 173.8MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,642 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 8.0GB. [2025-04-26 16:05:22,642 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3772.29ms. Allocated memory was 125.8MB in the beginning and 239.1MB in the end (delta: 113.2MB). Free memory was 75.7MB in the beginning and 96.2MB in the end (delta: -20.5MB). Peak memory consumption was 106.7MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,643 INFO L158 Benchmark]: Boogie Procedure Inliner took 117.95ms. Allocated memory is still 239.1MB. Free memory was 96.2MB in the beginning and 87.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,643 INFO L158 Benchmark]: Boogie Preprocessor took 40.27ms. Allocated memory is still 239.1MB. Free memory was 87.2MB in the beginning and 83.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,643 INFO L158 Benchmark]: RCFGBuilder took 708.19ms. Allocated memory is still 239.1MB. Free memory was 83.0MB in the beginning and 40.4MB in the end (delta: 42.6MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,644 INFO L158 Benchmark]: BuchiAutomizer took 637.93ms. Allocated memory is still 239.1MB. Free memory was 40.4MB in the beginning and 105.0MB in the end (delta: -64.6MB). Peak memory consumption was 29.1MB. Max. memory is 8.0GB. [2025-04-26 16:05:22,645 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 167.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3772.29ms. Allocated memory was 125.8MB in the beginning and 239.1MB in the end (delta: 113.2MB). Free memory was 75.7MB in the beginning and 96.2MB in the end (delta: -20.5MB). Peak memory consumption was 106.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 117.95ms. Allocated memory is still 239.1MB. Free memory was 96.2MB in the beginning and 87.2MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.27ms. Allocated memory is still 239.1MB. Free memory was 87.2MB in the beginning and 83.7MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 708.19ms. Allocated memory is still 239.1MB. Free memory was 83.0MB in the beginning and 40.4MB in the end (delta: 42.6MB). Peak memory consumption was 37.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 637.93ms. Allocated memory is still 239.1MB. Free memory was 40.4MB in the beginning and 105.0MB in the end (delta: -64.6MB). Peak memory consumption was 29.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 3228]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3228] - GenericResultAtLocation [Line: 5815]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5815] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.5s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.1s InitialAbstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-04-26 16:05:22,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...