./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5adc3402a12b42bc2aef7c382784898827eb467d1d3955bed162b3bd231708de --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:19:12,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:19:12,507 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:19:12,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:19:12,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:19:12,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:19:12,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:19:12,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:19:12,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:19:12,536 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:19:12,536 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:19:12,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:19:12,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:19:12,537 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:19:12,537 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:19:12,538 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:19:12,538 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:19:12,538 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:19:12,538 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:19:12,538 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:19:12,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:19:12,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:19:12,539 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:19:12,540 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:19:12,541 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:19:12,541 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:19:12,541 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:19:12,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:19:12,541 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:19:12,542 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:19:12,542 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:19:12,542 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:19:12,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:19:12,543 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:19:12,543 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:19:12,543 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5adc3402a12b42bc2aef7c382784898827eb467d1d3955bed162b3bd231708de [2024-11-10 23:19:12,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:19:12,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:19:12,864 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:19:12,865 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:19:12,865 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:19:12,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-11-10 23:19:14,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:19:14,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:19:14,368 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-11-10 23:19:14,380 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/507231603/026a8c6ae0da484591ccbcc6ade25de0/FLAGa38b317f1 [2024-11-10 23:19:14,392 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/507231603/026a8c6ae0da484591ccbcc6ade25de0 [2024-11-10 23:19:14,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:19:14,396 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:19:14,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:19:14,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:19:14,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:19:14,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6234989c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14, skipping insertion in model container [2024-11-10 23:19:14,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,430 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:19:14,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:19:14,647 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:19:14,673 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:19:14,699 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:19:14,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14 WrapperNode [2024-11-10 23:19:14,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:19:14,700 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:19:14,703 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:19:14,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:19:14,709 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,716 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,735 INFO L138 Inliner]: procedures = 29, calls = 33, calls flagged for inlining = 28, calls inlined = 31, statements flattened = 309 [2024-11-10 23:19:14,736 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:19:14,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:19:14,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:19:14,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:19:14,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,746 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,756 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 23:19:14,757 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,757 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,760 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,761 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,762 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,763 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:19:14,765 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:19:14,765 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:19:14,765 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:19:14,766 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (1/1) ... [2024-11-10 23:19:14,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:19:14,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:19:14,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-10 23:19:14,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-10 23:19:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:19:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:19:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:19:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:19:14,920 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:19:14,922 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:19:15,259 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-10 23:19:15,259 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:19:15,270 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:19:15,270 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:19:15,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:19:15 BoogieIcfgContainer [2024-11-10 23:19:15,271 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:19:15,272 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:19:15,272 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:19:15,275 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:19:15,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:15,276 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:19:14" (1/3) ... [2024-11-10 23:19:15,277 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61b5ac0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:19:15, skipping insertion in model container [2024-11-10 23:19:15,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:15,277 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:19:14" (2/3) ... [2024-11-10 23:19:15,277 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@61b5ac0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:19:15, skipping insertion in model container [2024-11-10 23:19:15,278 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:19:15,278 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:19:15" (3/3) ... [2024-11-10 23:19:15,279 INFO L332 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2024-11-10 23:19:15,323 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:19:15,324 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:19:15,324 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:19:15,324 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:19:15,324 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:19:15,324 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:19:15,324 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:19:15,325 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:19:15,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 123 states, 118 states have (on average 1.4830508474576272) internal successors, (175), 122 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:19:15,346 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 80 [2024-11-10 23:19:15,346 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:19:15,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:19:15,355 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:15,355 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:15,356 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:19:15,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 123 states, 118 states have (on average 1.4830508474576272) internal successors, (175), 122 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:19:15,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 80 [2024-11-10 23:19:15,365 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:19:15,365 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:19:15,366 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:15,366 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 23:19:15,373 INFO L745 eck$LassoCheckResult]: Stem: 108#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(19, 2);call #Ultimate.allocInit(12, 3);~q_buf_0~0 := 0;~q_free~0 := 0;~q_read_ev~0 := 0;~q_write_ev~0 := 0;~q_req_up~0 := 0;~q_ev~0 := 0;~p_num_write~0 := 0;~p_last_write~0 := 0;~p_dw_st~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 0;~c_num_read~0 := 0;~c_last_read~0 := 0;~c_dr_st~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 0;~a_t~0 := 0; 17#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~__retres1~3#1;havoc main_~__retres1~3#1;assume { :begin_inline_init_model } true;~q_free~0 := 1;~q_write_ev~0 := 2;~q_read_ev~0 := ~q_write_ev~0;~p_num_write~0 := 0;~p_dw_pc~0 := 0;~p_dw_i~0 := 1;~c_num_read~0 := 0;~c_dr_pc~0 := 0;~c_dr_i~0 := 1; 68#L462true assume true;assume { :end_inline_init_model } true;assume { :begin_inline_start_simulation } true;havoc start_simulation_#t~ret13#1, start_simulation_~kernel_st~0#1, start_simulation_~tmp~4#1;havoc start_simulation_~kernel_st~0#1;havoc start_simulation_~tmp~4#1;start_simulation_~kernel_st~0#1 := 0;assume { :begin_inline_update_channels } true; 56#L222-1true assume !(1 == ~q_req_up~0); 117#L230-1true assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 92#L237true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 119#L242true assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 120#L248true assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 114#L275-1true assume !(0 == ~q_read_ev~0); 25#L280-1true assume !(0 == ~q_write_ev~0); 16#L286-1true assume true;assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 43#L65-1true assume 1 == ~p_dw_pc~0; 51#L66-1true assume !(1 == ~q_read_ev~0);is_do_write_p_triggered_~__retres1~0#1 := 0; 83#L68-1true assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 78#L77-1true assume true;activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 104#L315-1true assume !(0 != activate_threads_~tmp~1#1); 77#L321-1true assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 110#L84-1true assume 1 == ~c_dr_pc~0; 41#L85-1true assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 9#L87-1true assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 61#L96-1true assume true;activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 82#L323-1true assume !(0 != activate_threads_~tmp___0~1#1); 40#L329-1true assume true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 93#L293-1true assume !(1 == ~q_read_ev~0); 34#L298-1true assume !(1 == ~q_write_ev~0); 89#L304-1true assume true;assume { :end_inline_reset_delta_events } true; 4#L419true [2024-11-10 23:19:15,374 INFO L747 eck$LassoCheckResult]: Loop: 4#L419true assume true; 112#L419-1true assume !false;assume true;start_simulation_~kernel_st~0#1 := 1;assume { :begin_inline_eval } true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;havoc eval_~tmp~2#1;havoc eval_~tmp___0~2#1;havoc eval_~tmp___1~0#1; 115#L339true assume !true; 100#L347true assume true; 39#L383true assume true;havoc eval_#t~ret9#1, eval_#t~nondet10#1, eval_#t~nondet11#1, eval_~tmp~2#1, eval_~tmp___0~2#1, eval_~tmp___1~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2;assume { :begin_inline_update_channels } true; 72#L222true assume !(1 == ~q_req_up~0); 64#L230true assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 96#L275true assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 85#L280true assume !(0 == ~q_write_ev~0); 73#L286true assume true;assume { :end_inline_fire_delta_events } true;assume { :begin_inline_activate_threads } true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;havoc activate_threads_~tmp~1#1;havoc activate_threads_~tmp___0~1#1;assume { :begin_inline_is_do_write_p_triggered } true;havoc is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;havoc is_do_write_p_triggered_~__retres1~0#1; 123#L65true assume 1 == ~p_dw_pc~0; 24#L66true assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 111#L68true assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 65#L77true assume true;activate_threads_#t~ret7#1 := is_do_write_p_triggered_#res#1;havoc is_do_write_p_triggered_~__retres1~0#1;assume { :end_inline_is_do_write_p_triggered } true;activate_threads_~tmp~1#1 := activate_threads_#t~ret7#1;havoc activate_threads_#t~ret7#1; 33#L315true assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 57#L321true assume { :begin_inline_is_do_read_c_triggered } true;havoc is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;havoc is_do_read_c_triggered_~__retres1~1#1; 105#L84true assume 1 == ~c_dr_pc~0; 28#L85true assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 45#L87true assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 98#L96true assume true;activate_threads_#t~ret8#1 := is_do_read_c_triggered_#res#1;havoc is_do_read_c_triggered_~__retres1~1#1;assume { :end_inline_is_do_read_c_triggered } true;activate_threads_~tmp___0~1#1 := activate_threads_#t~ret8#1;havoc activate_threads_#t~ret8#1; 6#L323true assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 23#L329true assume true;havoc activate_threads_#t~ret7#1, activate_threads_#t~ret8#1, activate_threads_~tmp~1#1, activate_threads_~tmp___0~1#1;assume { :end_inline_activate_threads } true;assume { :begin_inline_reset_delta_events } true; 107#L293true assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 22#L298true assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 88#L304true assume true;assume { :end_inline_reset_delta_events } true;assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~3#1;havoc stop_simulation_~__retres2~0#1;assume { :begin_inline_exists_runnable_thread } true;havoc exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;havoc exists_runnable_thread_~__retres1~2#1; 13#L255true assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 124#L261true assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 14#L268true assume true;stop_simulation_#t~ret12#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;stop_simulation_~tmp~3#1 := stop_simulation_#t~ret12#1;havoc stop_simulation_#t~ret12#1; 11#L394true assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 81#L396true assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 76#L402true assume true;start_simulation_#t~ret13#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret12#1, stop_simulation_~tmp~3#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;start_simulation_~tmp~4#1 := start_simulation_#t~ret13#1;havoc start_simulation_#t~ret13#1; 29#L436true assume !(0 != start_simulation_~tmp~4#1); 4#L419true [2024-11-10 23:19:15,378 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:19:15,378 INFO L85 PathProgramCache]: Analyzing trace with hash 561374823, now seen corresponding path program 1 times [2024-11-10 23:19:15,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:19:15,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522166840] [2024-11-10 23:19:15,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:19:15,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:19:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:19:15,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:19:15,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:19:15,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522166840] [2024-11-10 23:19:15,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522166840] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:19:15,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:19:15,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 23:19:15,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090062806] [2024-11-10 23:19:15,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:19:15,549 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-10 23:19:15,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:19:15,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1001346757, now seen corresponding path program 1 times [2024-11-10 23:19:15,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:19:15,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212365308] [2024-11-10 23:19:15,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:19:15,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:19:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:19:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-10 23:19:15,569 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:19:15,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212365308] [2024-11-10 23:19:15,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212365308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:19:15,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:19:15,570 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 23:19:15,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407088467] [2024-11-10 23:19:15,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:19:15,574 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-10 23:19:15,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 23:19:15,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 23:19:15,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 23:19:15,601 INFO L87 Difference]: Start difference. First operand has 123 states, 118 states have (on average 1.4830508474576272) internal successors, (175), 122 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-10 23:19:15,613 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:246) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:210) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineFinite(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineFiniteInternal(AbstractBuchiCegarLoop.java:469) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:398) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-10 23:19:15,617 INFO L158 Benchmark]: Toolchain (without parser) took 1220.76ms. Allocated memory is still 209.7MB. Free memory was 139.9MB in the beginning and 145.3MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:19:15,617 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 209.7MB. Free memory is still 168.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:19:15,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.22ms. Allocated memory is still 209.7MB. Free memory was 139.6MB in the beginning and 124.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-10 23:19:15,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.84ms. Allocated memory is still 209.7MB. Free memory was 124.7MB in the beginning and 122.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 23:19:15,618 INFO L158 Benchmark]: Boogie Preprocessor took 28.02ms. Allocated memory is still 209.7MB. Free memory was 122.4MB in the beginning and 120.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-10 23:19:15,619 INFO L158 Benchmark]: IcfgBuilder took 505.90ms. Allocated memory is still 209.7MB. Free memory was 120.3MB in the beginning and 169.4MB in the end (delta: -49.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-11-10 23:19:15,619 INFO L158 Benchmark]: BuchiAutomizer took 344.13ms. Allocated memory is still 209.7MB. Free memory was 169.4MB in the beginning and 145.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-10 23:19:15,621 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 209.7MB. Free memory is still 168.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.22ms. Allocated memory is still 209.7MB. Free memory was 139.6MB in the beginning and 124.7MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.84ms. Allocated memory is still 209.7MB. Free memory was 124.7MB in the beginning and 122.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.02ms. Allocated memory is still 209.7MB. Free memory was 122.4MB in the beginning and 120.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 505.90ms. Allocated memory is still 209.7MB. Free memory was 120.3MB in the beginning and 169.4MB in the end (delta: -49.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 344.13ms. Allocated memory is still 209.7MB. Free memory was 169.4MB in the beginning and 145.3MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor1(BasicAbstractInterpolantAutomaton.java:99) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 23:19:15,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null