./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.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/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.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 ac8e60fb32c268c01bf0cc1d1cd76454411c67e3ab15d16b4eca5e74b982e97f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 23:20:04,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 23:20:04,621 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-10 23:20:04,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 23:20:04,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 23:20:04,627 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-10 23:20:04,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 23:20:04,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 23:20:04,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 23:20:04,653 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 23:20:04,653 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 23:20:04,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 23:20:04,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 23:20:04,655 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 23:20:04,655 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-10 23:20:04,655 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-10 23:20:04,655 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-10 23:20:04,656 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-10 23:20:04,656 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-10 23:20:04,656 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-10 23:20:04,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 23:20:04,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-10 23:20:04,657 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 23:20:04,657 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 23:20:04,657 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 23:20:04,657 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 23:20:04,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 23:20:04,658 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 23:20:04,659 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-10 23:20:04,659 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 23:20:04,659 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 23:20:04,659 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 23:20:04,659 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 23:20:04,659 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 23:20:04,660 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-10 23:20:04,660 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac8e60fb32c268c01bf0cc1d1cd76454411c67e3ab15d16b4eca5e74b982e97f [2024-11-10 23:20:04,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 23:20:04,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 23:20:04,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 23:20:04,905 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 23:20:04,905 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 23:20:04,906 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:06,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 23:20:06,411 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 23:20:06,412 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:06,441 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d1924cb/5dc7d0bdce54422bbb726040a8b8dc53/FLAGf70d073c5 [2024-11-10 23:20:06,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/73d1924cb/5dc7d0bdce54422bbb726040a8b8dc53 [2024-11-10 23:20:06,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 23:20:06,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 23:20:06,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 23:20:06,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 23:20:06,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 23:20:06,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:20:06" (1/1) ... [2024-11-10 23:20:06,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2f408a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:06, skipping insertion in model container [2024-11-10 23:20:06,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:20:06" (1/1) ... [2024-11-10 23:20:06,897 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 23:20:07,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:20:07,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 23:20:07,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 23:20:07,423 INFO L204 MainTranslator]: Completed translation [2024-11-10 23:20:07,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07 WrapperNode [2024-11-10 23:20:07,424 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 23:20:07,425 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 23:20:07,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 23:20:07,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 23:20:07,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,547 INFO L138 Inliner]: procedures = 32, calls = 49, calls flagged for inlining = 44, calls inlined = 84, statements flattened = 924 [2024-11-10 23:20:07,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 23:20:07,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 23:20:07,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 23:20:07,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 23:20:07,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,576 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,602 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 23:20:07,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,617 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,619 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,621 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,623 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 23:20:07,629 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 23:20:07,629 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 23:20:07,629 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 23:20:07,630 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (1/1) ... [2024-11-10 23:20:07,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-10 23:20:07,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 23:20:07,682 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 23:20:07,683 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 23:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 23:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 23:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 23:20:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 23:20:07,882 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 23:20:07,884 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 23:20:08,479 INFO L? ?]: Removed 291 outVars from TransFormulas that were not future-live. [2024-11-10 23:20:08,479 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 23:20:08,498 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 23:20:08,499 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 23:20:08,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:20:08 BoogieIcfgContainer [2024-11-10 23:20:08,500 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 23:20:08,501 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-10 23:20:08,501 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-10 23:20:08,504 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-10 23:20:08,506 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:08,506 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.11 11:20:06" (1/3) ... [2024-11-10 23:20:08,507 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23fb5f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:20:08, skipping insertion in model container [2024-11-10 23:20:08,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:08,507 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:20:07" (2/3) ... [2024-11-10 23:20:08,507 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23fb5f50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.11 11:20:08, skipping insertion in model container [2024-11-10 23:20:08,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-10 23:20:08,507 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:20:08" (3/3) ... [2024-11-10 23:20:08,508 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_STARTPALS_ActiveStandby.4_1.ufo.UNBOUNDED.pals.c [2024-11-10 23:20:08,558 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-10 23:20:08,559 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-10 23:20:08,559 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-10 23:20:08,559 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-10 23:20:08,559 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-10 23:20:08,560 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-10 23:20:08,560 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-10 23:20:08,560 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-10 23:20:08,567 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 279 states, 277 states have (on average 1.552346570397112) internal successors, (430), 278 states have internal predecessors, (430), 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 23:20:08,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2024-11-10 23:20:08,600 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:20:08,600 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:20:08,610 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-10 23:20:08,611 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, 1, 1, 1, 1] [2024-11-10 23:20:08,611 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-10 23:20:08,612 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 279 states, 277 states have (on average 1.552346570397112) internal successors, (430), 278 states have internal predecessors, (430), 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 23:20:08,624 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2024-11-10 23:20:08,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-10 23:20:08,625 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-10 23:20:08,626 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-10 23:20:08,626 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, 1, 1, 1, 1] [2024-11-10 23:20:08,632 INFO L745 eck$LassoCheckResult]: Stem: 275#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(54, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~cs1~0 := 0;~cs1_old~0 := 0;~cs1_new~0 := 0;~cs2~0 := 0;~cs2_old~0 := 0;~cs2_new~0 := 0;~s1s2~0 := 0;~s1s2_old~0 := 0;~s1s2_new~0 := 0;~s1s1~0 := 0;~s1s1_old~0 := 0;~s1s1_new~0 := 0;~s2s1~0 := 0;~s2s1_old~0 := 0;~s2s1_new~0 := 0;~s2s2~0 := 0;~s2s2_old~0 := 0;~s2s2_new~0 := 0;~s1p~0 := 0;~s1p_old~0 := 0;~s1p_new~0 := 0;~s2p~0 := 0;~s2p_old~0 := 0;~s2p_new~0 := 0;~side1Failed~0 := 0;~side2Failed~0 := 0;~side1_written~0 := 0;~side2_written~0 := 0;~side1Failed_History_0~0 := 0;~side1Failed_History_1~0 := 0;~side1Failed_History_2~0 := 0;~side2Failed_History_0~0 := 0;~side2Failed_History_1~0 := 0;~side2Failed_History_2~0 := 0;~active_side_History_0~0 := 0;~active_side_History_1~0 := 0;~active_side_History_2~0 := 0;~manual_selection_History_0~0 := 0;~manual_selection_History_1~0 := 0;~manual_selection_History_2~0 := 0; 29#ULTIMATE.init_returnLabel#1true assume true;assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet31#1, main_#t~nondet32#1, main_#t~nondet33#1, main_#t~nondet34#1, main_#t~nondet35#1, main_#t~nondet36#1, main_#t~nondet37#1, main_#t~nondet38#1, main_#t~nondet39#1, main_#t~nondet40#1, main_#t~nondet41#1, main_#t~nondet42#1, main_#t~nondet43#1, main_#t~nondet44#1, main_#t~nondet45#1, main_#t~nondet46#1, main_#t~ret47#1, main_#t~ret48#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;havoc main_#t~nondet31#1;assume 0 == main_#t~nondet31#1 || 1 == main_#t~nondet31#1;~side1Failed~0 := (if 0 == main_#t~nondet31#1 % 256 then 0 else 1);havoc main_#t~nondet31#1;havoc main_#t~nondet32#1;assume 0 == main_#t~nondet32#1 || 1 == main_#t~nondet32#1;~side2Failed~0 := (if 0 == main_#t~nondet32#1 % 256 then 0 else 1);havoc main_#t~nondet32#1;havoc main_#t~nondet33#1;~side1_written~0 := main_#t~nondet33#1;havoc main_#t~nondet33#1;havoc main_#t~nondet34#1;~side2_written~0 := main_#t~nondet34#1;havoc main_#t~nondet34#1;havoc main_#t~nondet35#1;assume 0 == main_#t~nondet35#1 || 1 == main_#t~nondet35#1;~side1Failed_History_0~0 := (if 0 == main_#t~nondet35#1 % 256 then 0 else 1);havoc main_#t~nondet35#1;havoc main_#t~nondet36#1;assume 0 == main_#t~nondet36#1 || 1 == main_#t~nondet36#1;~side1Failed_History_1~0 := (if 0 == main_#t~nondet36#1 % 256 then 0 else 1);havoc main_#t~nondet36#1;havoc main_#t~nondet37#1;assume 0 == main_#t~nondet37#1 || 1 == main_#t~nondet37#1;~side1Failed_History_2~0 := (if 0 == main_#t~nondet37#1 % 256 then 0 else 1);havoc main_#t~nondet37#1;havoc main_#t~nondet38#1;assume 0 == main_#t~nondet38#1 || 1 == main_#t~nondet38#1;~side2Failed_History_0~0 := (if 0 == main_#t~nondet38#1 % 256 then 0 else 1);havoc main_#t~nondet38#1;havoc main_#t~nondet39#1;assume 0 == main_#t~nondet39#1 || 1 == main_#t~nondet39#1;~side2Failed_History_1~0 := (if 0 == main_#t~nondet39#1 % 256 then 0 else 1);havoc main_#t~nondet39#1;havoc main_#t~nondet40#1;assume 0 == main_#t~nondet40#1 || 1 == main_#t~nondet40#1;~side2Failed_History_2~0 := (if 0 == main_#t~nondet40#1 % 256 then 0 else 1);havoc main_#t~nondet40#1;havoc main_#t~nondet41#1;~active_side_History_0~0 := main_#t~nondet41#1;havoc main_#t~nondet41#1;havoc main_#t~nondet42#1;~active_side_History_1~0 := main_#t~nondet42#1;havoc main_#t~nondet42#1;havoc main_#t~nondet43#1;~active_side_History_2~0 := main_#t~nondet43#1;havoc main_#t~nondet43#1;havoc main_#t~nondet44#1;~manual_selection_History_0~0 := main_#t~nondet44#1;havoc main_#t~nondet44#1;havoc main_#t~nondet45#1;~manual_selection_History_1~0 := main_#t~nondet45#1;havoc main_#t~nondet45#1;havoc main_#t~nondet46#1;~manual_selection_History_2~0 := main_#t~nondet46#1;havoc main_#t~nondet46#1;assume { :begin_inline_init } true;havoc init_#res#1; 79#L197true assume 0 != (if ~side1Failed_History_0~0 % 256 % 4294967296 <= 2147483647 then ~side1Failed_History_0~0 % 256 % 4294967296 else ~side1Failed_History_0~0 % 256 % 4294967296 - 4294967296);init_#res#1 := 0; 77#L198true assume true;main_#t~ret47#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret47#1;havoc main_#t~ret47#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 9#L58-1true assume !(0 == assume_abort_if_not_~cond#1); 181#assume_abort_if_not_returnLabel#1true assume true;havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;~cs1_old~0 := ~nomsg~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~nomsg~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~nomsg~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~nomsg~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~nomsg~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~nomsg~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~nomsg~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~nomsg~0;~s2p_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 54#L574true [2024-11-10 23:20:08,633 INFO L747 eck$LassoCheckResult]: Loop: 54#L574true assume true; 146#L574-1true assume !false;assume { :begin_inline_Console_task_each_pals_period } true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_~manual_selection~0#1;havoc Console_task_each_pals_period_~tmp~1#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~tmp~1#1 := Console_task_each_pals_period_#t~nondet4#1;havoc Console_task_each_pals_period_#t~nondet4#1;Console_task_each_pals_period_~manual_selection~0#1 := Console_task_each_pals_period_~tmp~1#1;assume { :begin_inline_write_manual_selection_history } true;write_manual_selection_history_#in~val#1 := Console_task_each_pals_period_~manual_selection~0#1;havoc write_manual_selection_history_~val#1;write_manual_selection_history_~val#1 := write_manual_selection_history_#in~val#1;~manual_selection_History_2~0 := ~manual_selection_History_1~0;~manual_selection_History_1~0 := ~manual_selection_History_0~0;~manual_selection_History_0~0 := write_manual_selection_history_~val#1; 216#L170true assume true;havoc write_manual_selection_history_~val#1;havoc write_manual_selection_history_#in~val#1;assume { :end_inline_write_manual_selection_history } true;~cs1_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs1_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs1_new~0) % 256 - 256);~cs2_new~0 := (if (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 <= 127 then (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 else (if Console_task_each_pals_period_~manual_selection~0#1 != ~nomsg~0 && ~cs2_new~0 == ~nomsg~0 then Console_task_each_pals_period_~manual_selection~0#1 else ~cs2_new~0) % 256 - 256);Console_task_each_pals_period_~manual_selection~0#1 := 0; 155#L261true assume true;havoc Console_task_each_pals_period_#t~nondet4#1, Console_task_each_pals_period_~manual_selection~0#1, Console_task_each_pals_period_~tmp~1#1;assume { :end_inline_Console_task_each_pals_period } true;assume { :begin_inline_Side1_activestandby_task_each_pals_period } true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;havoc Side1_activestandby_task_each_pals_period_~side1~0#1;havoc Side1_activestandby_task_each_pals_period_~side2~0#1;havoc Side1_activestandby_task_each_pals_period_~manual_selection~1#1;havoc Side1_activestandby_task_each_pals_period_~next_state~0#1;Side1_activestandby_task_each_pals_period_~side1~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~side2~0#1 := ~nomsg~0;Side1_activestandby_task_each_pals_period_~manual_selection~1#1 := 0;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume 0 == Side1_activestandby_task_each_pals_period_#t~nondet5#1 || 1 == Side1_activestandby_task_each_pals_period_#t~nondet5#1;~side1Failed~0 := (if 0 == Side1_activestandby_task_each_pals_period_#t~nondet5#1 % 256 then 0 else 1);havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1;assume { :begin_inline_write_side1_failed_history } true;write_side1_failed_history_#in~val#1 := (if 0 == ~side1Failed~0 % 256 then 0 else 1);havoc write_side1_failed_history_~val#1;write_side1_failed_history_~val#1 := write_side1_failed_history_#in~val#1;~side1Failed_History_2~0 := (if 0 == ~side1Failed_History_1~0 % 256 then 0 else 1);~side1Failed_History_1~0 := (if 0 == ~side1Failed_History_0~0 % 256 then 0 else 1);~side1Failed_History_0~0 := (if 0 == write_side1_failed_history_~val#1 % 256 then 0 else 1); 165#L80true assume true;havoc write_side1_failed_history_~val#1;havoc write_side1_failed_history_#in~val#1;assume { :end_inline_write_side1_failed_history } true; 143#L277true assume 0 != ~side1Failed~0 % 256;~s1s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s1_new~0) % 256 - 256);~s1s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1s2_new~0) % 256 - 256);~s1p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s1p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s1p_new~0) % 256 - 256);~side1_written~0 := ~nomsg~0; 158#L282true assume true;havoc Side1_activestandby_task_each_pals_period_#t~nondet5#1, Side1_activestandby_task_each_pals_period_#t~ret6#1, Side1_activestandby_task_each_pals_period_~side1~0#1, Side1_activestandby_task_each_pals_period_~side2~0#1, Side1_activestandby_task_each_pals_period_~manual_selection~1#1, Side1_activestandby_task_each_pals_period_~next_state~0#1;assume { :end_inline_Side1_activestandby_task_each_pals_period } true;assume { :begin_inline_Side2_activestandby_task_each_pals_period } true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;havoc Side2_activestandby_task_each_pals_period_~side1~1#1;havoc Side2_activestandby_task_each_pals_period_~side2~1#1;havoc Side2_activestandby_task_each_pals_period_~manual_selection~2#1;havoc Side2_activestandby_task_each_pals_period_~next_state~1#1;Side2_activestandby_task_each_pals_period_~side1~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~side2~1#1 := ~nomsg~0;Side2_activestandby_task_each_pals_period_~manual_selection~2#1 := 0;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume 0 == Side2_activestandby_task_each_pals_period_#t~nondet7#1 || 1 == Side2_activestandby_task_each_pals_period_#t~nondet7#1;~side2Failed~0 := (if 0 == Side2_activestandby_task_each_pals_period_#t~nondet7#1 % 256 then 0 else 1);havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1;assume { :begin_inline_write_side2_failed_history } true;write_side2_failed_history_#in~val#1 := (if 0 == ~side2Failed~0 % 256 then 0 else 1);havoc write_side2_failed_history_~val#1;write_side2_failed_history_~val#1 := write_side2_failed_history_#in~val#1;~side2Failed_History_2~0 := (if 0 == ~side2Failed_History_1~0 % 256 then 0 else 1);~side2Failed_History_1~0 := (if 0 == ~side2Failed_History_0~0 % 256 then 0 else 1);~side2Failed_History_0~0 := (if 0 == write_side2_failed_history_~val#1 % 256 then 0 else 1); 73#L110true assume true;havoc write_side2_failed_history_~val#1;havoc write_side2_failed_history_#in~val#1;assume { :end_inline_write_side2_failed_history } true; 40#L334true assume 0 != ~side2Failed~0 % 256;~s2s1_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s1_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s1_new~0) % 256 - 256);~s2s2_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2s2_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2s2_new~0) % 256 - 256);~s2p_new~0 := (if (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 <= 127 then (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 else (if ~nomsg~0 != ~nomsg~0 && ~s2p_new~0 == ~nomsg~0 then ~nomsg~0 else ~s2p_new~0) % 256 - 256);~side2_written~0 := ~nomsg~0; 145#L339true assume true;havoc Side2_activestandby_task_each_pals_period_#t~nondet7#1, Side2_activestandby_task_each_pals_period_#t~ret8#1, Side2_activestandby_task_each_pals_period_~side1~1#1, Side2_activestandby_task_each_pals_period_~side2~1#1, Side2_activestandby_task_each_pals_period_~manual_selection~2#1, Side2_activestandby_task_each_pals_period_~next_state~1#1;assume { :end_inline_Side2_activestandby_task_each_pals_period } true;assume { :begin_inline_Pendulum_prism_task_each_pals_period } true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;havoc Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc Pendulum_prism_task_each_pals_period_~tmp~2#1;havoc Pendulum_prism_task_each_pals_period_~side1~2#1;havoc Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 136#L148-5true assume 0 == (if read_active_side_history_~index#1 % 256 % 4294967296 <= 2147483647 then read_active_side_history_~index#1 % 256 % 4294967296 else read_active_side_history_~index#1 % 256 % 4294967296 - 4294967296);read_active_side_history_#res#1 := ~active_side_History_0~0; 36#L158-5true assume true;Pendulum_prism_task_each_pals_period_#t~ret9#1 := read_active_side_history_#res#1;havoc read_active_side_history_~index#1;havoc read_active_side_history_#in~index#1;assume { :end_inline_read_active_side_history } true;Pendulum_prism_task_each_pals_period_~tmp~2#1 := Pendulum_prism_task_each_pals_period_#t~ret9#1;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := Pendulum_prism_task_each_pals_period_~tmp~2#1;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side1~2#1 := ~s1p_old~0;~s1p_old~0 := ~nomsg~0;Pendulum_prism_task_each_pals_period_~side2~2#1 := ~s2p_old~0;~s2p_old~0 := ~nomsg~0; 167#L394true assume 1 == Pendulum_prism_task_each_pals_period_~side1~2#1;Pendulum_prism_task_each_pals_period_~active_side~0#1 := 1; 137#L409true assume { :begin_inline_write_active_side_history } true;write_active_side_history_#in~val#1 := Pendulum_prism_task_each_pals_period_~active_side~0#1;havoc write_active_side_history_~val#1;write_active_side_history_~val#1 := write_active_side_history_#in~val#1;~active_side_History_2~0 := ~active_side_History_1~0;~active_side_History_1~0 := ~active_side_History_0~0;~active_side_History_0~0 := write_active_side_history_~val#1; 58#L140true assume true;havoc write_active_side_history_~val#1;havoc write_active_side_history_#in~val#1;assume { :end_inline_write_active_side_history } true; 111#L410true assume true;havoc Pendulum_prism_task_each_pals_period_#t~ret9#1, Pendulum_prism_task_each_pals_period_~active_side~0#1, Pendulum_prism_task_each_pals_period_~tmp~2#1, Pendulum_prism_task_each_pals_period_~side1~2#1, Pendulum_prism_task_each_pals_period_~side2~2#1;assume { :end_inline_Pendulum_prism_task_each_pals_period } true;~cs1_old~0 := ~cs1_new~0;~cs1_new~0 := ~nomsg~0;~cs2_old~0 := ~cs2_new~0;~cs2_new~0 := ~nomsg~0;~s1s2_old~0 := ~s1s2_new~0;~s1s2_new~0 := ~nomsg~0;~s1s1_old~0 := ~s1s1_new~0;~s1s1_new~0 := ~nomsg~0;~s2s1_old~0 := ~s2s1_new~0;~s2s1_new~0 := ~nomsg~0;~s2s2_old~0 := ~s2s2_new~0;~s2s2_new~0 := ~nomsg~0;~s1p_old~0 := ~s1p_new~0;~s1p_new~0 := ~nomsg~0;~s2p_old~0 := ~s2p_new~0;~s2p_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;havoc check_~tmp~3#1;havoc check_~tmp___0~0#1;havoc check_~tmp___1~0#1;havoc check_~tmp___2~0#1;havoc check_~tmp___3~0#1;havoc check_~tmp___4~0#1;havoc check_~tmp___5~0#1;havoc check_~tmp___6~0#1;havoc check_~tmp___7~0#1;havoc check_~tmp___8~0#1;havoc check_~tmp___9~0#1;havoc check_~tmp___10~0#1;havoc check_~tmp___11~0#1;havoc check_~tmp___12~0#1;havoc check_~tmp___13~0#1;havoc check_~tmp___14~0#1;havoc check_~tmp___15~0#1;havoc check_~tmp___16~0#1;havoc check_~tmp___17~0#1;havoc check_~tmp___18~0#1;havoc check_~tmp___19~0#1;havoc check_~tmp___20~0#1; 204#L439true assume 0 == ~side1Failed~0 % 256;check_~tmp~3#1 := 1; 186#L447true assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := (if (if 0 == check_~tmp~3#1 then 0 else 1) % 256 % 4294967296 <= 2147483647 then (if 0 == check_~tmp~3#1 then 0 else 1) % 256 % 4294967296 else (if 0 == check_~tmp~3#1 then 0 else 1) % 256 % 4294967296 - 4294967296);havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 191#L58true assume 0 == assume_abort_if_not_~cond#1;assume false; 253#assume_abort_if_not_returnLabel#2true assume true;havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;assume { :begin_inline_read_manual_selection_history } true;read_manual_selection_history_#in~index#1 := 1;havoc read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;read_manual_selection_history_~index#1 := read_manual_selection_history_#in~index#1; 262#L178-1true assume 0 == (if read_manual_selection_history_~index#1 % 256 % 4294967296 <= 2147483647 then read_manual_selection_history_~index#1 % 256 % 4294967296 else read_manual_selection_history_~index#1 % 256 % 4294967296 - 4294967296);read_manual_selection_history_#res#1 := ~manual_selection_History_0~0; 267#L188-1true assume true;check_#t~ret10#1 := read_manual_selection_history_#res#1;havoc read_manual_selection_history_~index#1;havoc read_manual_selection_history_#in~index#1;assume { :end_inline_read_manual_selection_history } true;check_~tmp___0~0#1 := check_#t~ret10#1;havoc check_#t~ret10#1; 71#L449true assume !(0 == check_~tmp___0~0#1); 150#L478true assume { :begin_inline_read_side1_failed_history } true;read_side1_failed_history_#in~index#1 := 1;havoc read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;read_side1_failed_history_~index#1 := read_side1_failed_history_#in~index#1; 279#L88-4true assume 0 == (if read_side1_failed_history_~index#1 % 256 % 4294967296 <= 2147483647 then read_side1_failed_history_~index#1 % 256 % 4294967296 else read_side1_failed_history_~index#1 % 256 % 4294967296 - 4294967296);read_side1_failed_history_#res#1 := (if 0 == ~side1Failed_History_0~0 % 256 then 0 else 1); 232#L98-4true assume true;check_#t~ret15#1 := read_side1_failed_history_#res#1;havoc read_side1_failed_history_~index#1;havoc read_side1_failed_history_#in~index#1;assume { :end_inline_read_side1_failed_history } true;check_~tmp___7~0#1 := (if 0 == check_#t~ret15#1 % 256 then 0 else 1);havoc check_#t~ret15#1; 218#L479true assume 0 != check_~tmp___7~0#1 % 256;assume { :begin_inline_read_side2_failed_history } true;read_side2_failed_history_#in~index#1 := 1;havoc read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;read_side2_failed_history_~index#1 := read_side2_failed_history_#in~index#1; 200#L118-4true assume 0 == (if read_side2_failed_history_~index#1 % 256 % 4294967296 <= 2147483647 then read_side2_failed_history_~index#1 % 256 % 4294967296 else read_side2_failed_history_~index#1 % 256 % 4294967296 - 4294967296);read_side2_failed_history_#res#1 := (if 0 == ~side2Failed_History_0~0 % 256 then 0 else 1); 269#L128-4true assume true;check_#t~ret16#1 := read_side2_failed_history_#res#1;havoc read_side2_failed_history_~index#1;havoc read_side2_failed_history_#in~index#1;assume { :end_inline_read_side2_failed_history } true;check_~tmp___8~0#1 := (if 0 == check_#t~ret16#1 % 256 then 0 else 1);havoc check_#t~ret16#1; 182#L481true assume 0 == check_~tmp___8~0#1 % 256;assume { :begin_inline_read_active_side_history } true;read_active_side_history_#in~index#1 := 0;havoc read_active_side_history_#res#1;havoc read_active_side_history_~index#1;read_active_side_history_~index#1 := read_active_side_history_#in~index#1; 277#L148-4true assume 0 == (if read_active_side_history_~index#1 % 256 % 4294967296 <= 2147483647 then read_active_side_history_~index#1 % 256 % 4294967296 else read_active_side_history_~index#1 % 256 % 4294967296 - 4294967296);read_active_side_history_#res#1 := ~active_side_History_0~0; 56#L158-4true assume true;check_#t~ret17#1 := read_active_side_history_#res#1;havoc read_active_side_history_~index#1;havoc read_active_side_history_#in~index#1;assume { :end_inline_read_active_side_history } true;check_~tmp___5~0#1 := check_#t~ret17#1;havoc check_#t~ret17#1; 259#L483true assume !(2 == check_~tmp___5~0#1);check_#res#1 := 0; 61#L460true assume true;main_#t~ret48#1 := check_#res#1;havoc check_#t~ret10#1, check_#t~ret11#1, check_#t~ret12#1, check_#t~ret13#1, check_#t~ret14#1, check_#t~ret15#1, check_#t~ret16#1, check_#t~ret17#1, check_#t~ret18#1, check_#t~ret19#1, check_#t~ret20#1, check_#t~ret21#1, check_#t~ret22#1, check_#t~ret23#1, check_#t~ret24#1, check_#t~ret25#1, check_#t~ret26#1, check_#t~ret27#1, check_#t~ret28#1, check_#t~ret29#1, check_#t~ret30#1, check_~tmp~3#1, check_~tmp___0~0#1, check_~tmp___1~0#1, check_~tmp___2~0#1, check_~tmp___3~0#1, check_~tmp___4~0#1, check_~tmp___5~0#1, check_~tmp___6~0#1, check_~tmp___7~0#1, check_~tmp___8~0#1, check_~tmp___9~0#1, check_~tmp___10~0#1, check_~tmp___11~0#1, check_~tmp___12~0#1, check_~tmp___13~0#1, check_~tmp___14~0#1, check_~tmp___15~0#1, check_~tmp___16~0#1, check_~tmp___17~0#1, check_~tmp___18~0#1, check_~tmp___19~0#1, check_~tmp___20~0#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret48#1;havoc main_#t~ret48#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 76#L608true assume !(0 == assert_~arg#1 % 256); 127#assert_returnLabel#23true assume true;havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true; 54#L574true [2024-11-10 23:20:08,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:08,638 INFO L85 PathProgramCache]: Analyzing trace with hash 598734232, now seen corresponding path program 1 times [2024-11-10 23:20:08,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:20:08,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077928498] [2024-11-10 23:20:08,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:20:08,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:20:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 23:20:08,943 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 23:20:08,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 23:20:08,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077928498] [2024-11-10 23:20:08,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077928498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 23:20:08,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 23:20:08,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 23:20:08,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246599728] [2024-11-10 23:20:08,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 23:20:08,950 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-10 23:20:08,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 23:20:08,951 INFO L85 PathProgramCache]: Analyzing trace with hash 174027852, now seen corresponding path program 1 times [2024-11-10 23:20:08,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 23:20:08,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305601439] [2024-11-10 23:20:08,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 23:20:08,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 23:20:08,964 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.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1275) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:386) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:84) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:87) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkFeasibilityAndComputeInterpolants(LassoCheck.java:878) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLoopFeasibility(LassoCheck.java:840) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:760) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:254) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 23:20:08,973 INFO L158 Benchmark]: Toolchain (without parser) took 2159.71ms. Allocated memory is still 174.1MB. Free memory was 101.5MB in the beginning and 130.1MB in the end (delta: -28.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:20:08,973 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:20:08,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 605.26ms. Allocated memory is still 174.1MB. Free memory was 101.5MB in the beginning and 81.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-10 23:20:08,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.67ms. Allocated memory is still 174.1MB. Free memory was 81.4MB in the beginning and 75.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-10 23:20:08,975 INFO L158 Benchmark]: Boogie Preprocessor took 80.56ms. Allocated memory is still 174.1MB. Free memory was 75.1MB in the beginning and 69.2MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-10 23:20:08,975 INFO L158 Benchmark]: IcfgBuilder took 871.61ms. Allocated memory is still 174.1MB. Free memory was 69.2MB in the beginning and 79.0MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-10 23:20:08,976 INFO L158 Benchmark]: BuchiAutomizer took 469.59ms. Allocated memory is still 174.1MB. Free memory was 78.2MB in the beginning and 130.1MB in the end (delta: -51.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-10 23:20:08,977 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 121.6MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 605.26ms. Allocated memory is still 174.1MB. Free memory was 101.5MB in the beginning and 81.4MB in the end (delta: 20.2MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.67ms. Allocated memory is still 174.1MB. Free memory was 81.4MB in the beginning and 75.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.56ms. Allocated memory is still 174.1MB. Free memory was 75.1MB in the beginning and 69.2MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * IcfgBuilder took 871.61ms. Allocated memory is still 174.1MB. Free memory was 69.2MB in the beginning and 79.0MB in the end (delta: -9.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 469.59ms. Allocated memory is still 174.1MB. Free memory was 78.2MB in the beginning and 130.1MB in the end (delta: -51.9MB). There was no memory consumed. 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.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.decoupleArrayValues(TransFormulaUtils.java:1275) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-10 23:20:09,005 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