./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 3289d67d 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-3289d67-m [2024-11-17 08:51:46,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 08:51:46,410 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-17 08:51:46,415 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 08:51:46,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 08:51:46,415 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2024-11-17 08:51:46,435 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 08:51:46,435 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 08:51:46,436 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 08:51:46,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 08:51:46,436 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 08:51:46,437 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 08:51:46,437 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 08:51:46,437 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 08:51:46,438 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-17 08:51:46,438 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-17 08:51:46,438 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-17 08:51:46,438 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-17 08:51:46,438 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-17 08:51:46,439 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-17 08:51:46,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 08:51:46,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 08:51:46,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 08:51:46,444 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-17 08:51:46,444 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 08:51:46,444 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 08:51:46,444 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 08:51:46,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 08:51:46,444 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 08:51:46,445 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-17 08:51:46,445 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5adc3402a12b42bc2aef7c382784898827eb467d1d3955bed162b3bd231708de [2024-11-17 08:51:46,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 08:51:46,649 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 08:51:46,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 08:51:46,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 08:51:46,653 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 08:51:46,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-11-17 08:51:47,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 08:51:47,993 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 08:51:47,993 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2024-11-17 08:51:48,001 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431243755/3a46ddb49a36497da4320286d40974e1/FLAG3dc4155ed [2024-11-17 08:51:48,011 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/431243755/3a46ddb49a36497da4320286d40974e1 [2024-11-17 08:51:48,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 08:51:48,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 08:51:48,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 08:51:48,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 08:51:48,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 08:51:48,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23802640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48, skipping insertion in model container [2024-11-17 08:51:48,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 08:51:48,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:51:48,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 08:51:48,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 08:51:48,249 INFO L204 MainTranslator]: Completed translation [2024-11-17 08:51:48,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48 WrapperNode [2024-11-17 08:51:48,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 08:51:48,250 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 08:51:48,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 08:51:48,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 08:51:48,255 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,280 INFO L138 Inliner]: procedures = 29, calls = 33, calls flagged for inlining = 28, calls inlined = 31, statements flattened = 309 [2024-11-17 08:51:48,280 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 08:51:48,281 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 08:51:48,281 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 08:51:48,281 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 08:51:48,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,289 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,302 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]. [2024-11-17 08:51:48,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,312 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 08:51:48,317 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 08:51:48,318 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 08:51:48,318 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 08:51:48,318 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (1/1) ... [2024-11-17 08:51:48,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:48,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:48,366 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) [2024-11-17 08:51:48,368 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 [2024-11-17 08:51:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 08:51:48,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-17 08:51:48,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 08:51:48,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 08:51:48,475 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 08:51:48,477 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 08:51:48,728 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-11-17 08:51:48,728 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 08:51:48,741 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 08:51:48,743 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 08:51:48,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:51:48 BoogieIcfgContainer [2024-11-17 08:51:48,744 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 08:51:48,745 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-17 08:51:48,745 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-17 08:51:48,748 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-17 08:51:48,750 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:51:48,750 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.11 08:51:48" (1/3) ... [2024-11-17 08:51:48,751 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@679ea492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:51:48, skipping insertion in model container [2024-11-17 08:51:48,751 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:51:48,751 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 08:51:48" (2/3) ... [2024-11-17 08:51:48,752 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@679ea492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.11 08:51:48, skipping insertion in model container [2024-11-17 08:51:48,753 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-17 08:51:48,753 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:51:48" (3/3) ... [2024-11-17 08:51:48,754 INFO L332 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2024-11-17 08:51:48,800 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-17 08:51:48,800 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-17 08:51:48,800 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-17 08:51:48,800 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-17 08:51:48,800 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-17 08:51:48,801 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-17 08:51:48,801 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-17 08:51:48,801 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-17 08:51:48,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 123 states, 122 states have (on average 1.4508196721311475) internal successors, (177), 122 states have internal predecessors, (177), 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) [2024-11-17 08:51:48,820 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 86 [2024-11-17 08:51:48,821 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:48,821 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:48,826 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] [2024-11-17 08:51:48,827 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] [2024-11-17 08:51:48,827 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-17 08:51:48,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 123 states, 122 states have (on average 1.4508196721311475) internal successors, (177), 122 states have internal predecessors, (177), 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) [2024-11-17 08:51:48,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 86 [2024-11-17 08:51:48,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:48,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:48,833 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] [2024-11-17 08:51:48,833 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] [2024-11-17 08:51:48,839 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; 16#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; 66#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; 54#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; 90#L237true assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2; 119#L242true assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 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); 24#L280-1true assume !(0 == ~q_write_ev~0); 15#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; 41#L65-1true assume 1 == ~p_dw_pc~0; 49#L66-1true assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 81#L68-1true assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 75#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); 74#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; 39#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; 59#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; 80#L323-1true assume !(0 != activate_threads_~tmp___0~1#1); 38#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; 91#L293-1true assume !(1 == ~q_read_ev~0); 33#L298-1true assume !(1 == ~q_write_ev~0); 87#L304-1true assume true;assume { :end_inline_reset_delta_events } true; 4#L419true [2024-11-17 08:51:48,840 INFO L747 eck$LassoCheckResult]: Loop: 4#L419true assume true; 112#L419-1true assume !false; 95#start_simulation_while_3_continue#1true 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; 37#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; 69#L222true assume !(1 == ~q_req_up~0); 62#L230true assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 94#L275true assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 82#L280true assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 70#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); 50#L75true is_do_write_p_triggered_~__retres1~0#1 := 0; 111#L68true assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 63#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; 32#L315true assume !(0 != activate_threads_~tmp~1#1); 55#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; 27#L85true assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 43#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; 22#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); 21#L298true assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 86#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; 78#L396true assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 73#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; 28#L436true assume !(0 != start_simulation_~tmp~4#1); 4#L419true [2024-11-17 08:51:48,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:48,845 INFO L85 PathProgramCache]: Analyzing trace with hash -353536534, now seen corresponding path program 1 times [2024-11-17 08:51:48,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:48,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266217290] [2024-11-17 08:51:48,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:48,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266217290] [2024-11-17 08:51:49,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266217290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1153878840] [2024-11-17 08:51:49,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,037 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:49,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,038 INFO L85 PathProgramCache]: Analyzing trace with hash 71394187, now seen corresponding path program 1 times [2024-11-17 08:51:49,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559289294] [2024-11-17 08:51:49,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,071 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,071 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559289294] [2024-11-17 08:51:49,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559289294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:51:49,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823901072] [2024-11-17 08:51:49,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,073 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:49,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:49,105 INFO L87 Difference]: Start difference. First operand has 123 states, 122 states have (on average 1.4508196721311475) internal successors, (177), 122 states have internal predecessors, (177), 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) [2024-11-17 08:51:49,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,130 INFO L93 Difference]: Finished difference Result 115 states and 157 transitions. [2024-11-17 08:51:49,131 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 115 states and 157 transitions. [2024-11-17 08:51:49,134 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 75 [2024-11-17 08:51:49,138 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 115 states to 107 states and 149 transitions. [2024-11-17 08:51:49,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 107 [2024-11-17 08:51:49,140 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 107 [2024-11-17 08:51:49,140 INFO L73 IsDeterministic]: Start isDeterministic. Operand 107 states and 149 transitions. [2024-11-17 08:51:49,141 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,141 INFO L218 hiAutomatonCegarLoop]: Abstraction has 107 states and 149 transitions. [2024-11-17 08:51:49,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states and 149 transitions. [2024-11-17 08:51:49,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2024-11-17 08:51:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.3925233644859814) internal successors, (149), 106 states have internal predecessors, (149), 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) [2024-11-17 08:51:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 149 transitions. [2024-11-17 08:51:49,165 INFO L240 hiAutomatonCegarLoop]: Abstraction has 107 states and 149 transitions. [2024-11-17 08:51:49,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:49,170 INFO L425 stractBuchiCegarLoop]: Abstraction has 107 states and 149 transitions. [2024-11-17 08:51:49,171 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-17 08:51:49,171 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 149 transitions. [2024-11-17 08:51:49,173 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 75 [2024-11-17 08:51:49,173 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,173 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,174 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] [2024-11-17 08:51:49,174 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, 1, 1, 1] [2024-11-17 08:51:49,174 INFO L745 eck$LassoCheckResult]: Stem: 350#ULTIMATE.startENTRY 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; 269#ULTIMATE.init_returnLabel#1 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; 270#L462 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; 318#L222-1 assume !(1 == ~q_req_up~0); 320#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 344#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 345#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 353#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 352#L275-1 assume !(0 == ~q_read_ev~0); 283#L280-1 assume !(0 == ~q_write_ev~0); 267#L286-1 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; 268#L65-1 assume 1 == ~p_dw_pc~0; 309#L66-1 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 272#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 335#L77-1 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; 336#L315-1 assume !(0 != activate_threads_~tmp~1#1); 333#L321-1 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; 334#L84-1 assume 1 == ~c_dr_pc~0; 306#L85-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 255#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 256#L96-1 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; 323#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 304#L329-1 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; 305#L293-1 assume !(1 == ~q_read_ev~0); 296#L298-1 assume !(1 == ~q_write_ev~0); 297#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 249#L419 [2024-11-17 08:51:49,175 INFO L747 eck$LassoCheckResult]: Loop: 249#L419 assume true; 250#L419-1 assume !false; 348#start_simulation_while_3_continue#1 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; 347#L339 assume true; 349#L339-1 assume !false; 338#eval_while_2_continue#1 assume true;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; 284#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 285#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 322#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 274#L344 assume !(0 != eval_~tmp___1~0#1); 276#L347 assume true; 302#L383 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; 303#L222 assume !(1 == ~q_req_up~0); 324#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 325#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 339#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 329#L286 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; 330#L65 assume 1 == ~p_dw_pc~0; 280#L66 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 281#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 326#L77 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; 294#L315 assume !(0 != activate_threads_~tmp~1#1); 295#L321 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; 321#L84 assume !(1 == ~c_dr_pc~0); 289#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 288#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 310#L96 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; 251#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 252#L329 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; 279#L293 assume !(1 == ~q_read_ev~0); 277#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 278#L304 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; 263#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 264#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 266#L268 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; 259#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 260#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 332#L402 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; 290#L436 assume !(0 != start_simulation_~tmp~4#1); 249#L419 [2024-11-17 08:51:49,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,176 INFO L85 PathProgramCache]: Analyzing trace with hash -564887447, now seen corresponding path program 1 times [2024-11-17 08:51:49,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375878740] [2024-11-17 08:51:49,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375878740] [2024-11-17 08:51:49,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375878740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985318166] [2024-11-17 08:51:49,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,298 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:49,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,298 INFO L85 PathProgramCache]: Analyzing trace with hash -768635054, now seen corresponding path program 1 times [2024-11-17 08:51:49,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564364113] [2024-11-17 08:51:49,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564364113] [2024-11-17 08:51:49,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564364113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828105298] [2024-11-17 08:51:49,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,353 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:49,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:49,355 INFO L87 Difference]: Start difference. First operand 107 states and 149 transitions. cyclomatic complexity: 43 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) [2024-11-17 08:51:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,385 INFO L93 Difference]: Finished difference Result 176 states and 240 transitions. [2024-11-17 08:51:49,385 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 176 states and 240 transitions. [2024-11-17 08:51:49,388 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 143 [2024-11-17 08:51:49,389 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 176 states to 176 states and 240 transitions. [2024-11-17 08:51:49,389 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 176 [2024-11-17 08:51:49,390 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 176 [2024-11-17 08:51:49,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 176 states and 240 transitions. [2024-11-17 08:51:49,390 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,391 INFO L218 hiAutomatonCegarLoop]: Abstraction has 176 states and 240 transitions. [2024-11-17 08:51:49,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states and 240 transitions. [2024-11-17 08:51:49,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 170. [2024-11-17 08:51:49,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 170 states have (on average 1.3705882352941177) internal successors, (233), 169 states have internal predecessors, (233), 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) [2024-11-17 08:51:49,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 233 transitions. [2024-11-17 08:51:49,404 INFO L240 hiAutomatonCegarLoop]: Abstraction has 170 states and 233 transitions. [2024-11-17 08:51:49,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:49,408 INFO L425 stractBuchiCegarLoop]: Abstraction has 170 states and 233 transitions. [2024-11-17 08:51:49,408 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-17 08:51:49,408 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 170 states and 233 transitions. [2024-11-17 08:51:49,409 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 137 [2024-11-17 08:51:49,409 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,409 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,410 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] [2024-11-17 08:51:49,410 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, 1, 1, 1] [2024-11-17 08:51:49,410 INFO L745 eck$LassoCheckResult]: Stem: 642#ULTIMATE.startENTRY 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; 559#ULTIMATE.init_returnLabel#1 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; 560#L462 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; 610#L222-1 assume !(1 == ~q_req_up~0); 612#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 636#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 637#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 645#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 644#L275-1 assume !(0 == ~q_read_ev~0); 573#L280-1 assume !(0 == ~q_write_ev~0); 557#L286-1 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; 558#L65-1 assume !(1 == ~p_dw_pc~0); 561#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 562#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 627#L77-1 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; 628#L315-1 assume !(0 != activate_threads_~tmp~1#1); 625#L321-1 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; 626#L84-1 assume 1 == ~c_dr_pc~0; 596#L85-1 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 545#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 546#L96-1 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; 614#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 594#L329-1 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; 595#L293-1 assume !(1 == ~q_read_ev~0); 586#L298-1 assume !(1 == ~q_write_ev~0); 587#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 541#L419 [2024-11-17 08:51:49,410 INFO L747 eck$LassoCheckResult]: Loop: 541#L419 assume true; 542#L419-1 assume !false; 640#start_simulation_while_3_continue#1 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; 639#L339 assume true; 641#L339-1 assume !false; 630#eval_while_2_continue#1 assume true;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; 574#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 575#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 613#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 566#L344 assume !(0 != eval_~tmp___1~0#1); 568#L347 assume true; 592#L383 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; 593#L222 assume !(1 == ~q_req_up~0); 615#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 616#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 631#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 620#L286 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; 621#L65 assume !(1 == ~p_dw_pc~0); 606#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 607#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 617#L77 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; 584#L315 assume !(0 != activate_threads_~tmp~1#1); 585#L321 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; 609#L84 assume 1 == ~c_dr_pc~0; 577#L85 assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1; 578#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 599#L96 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; 539#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 540#L329 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; 569#L293 assume !(1 == ~q_read_ev~0); 564#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 565#L304 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; 553#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 554#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 556#L268 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; 549#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 550#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 624#L402 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; 580#L436 assume !(0 != start_simulation_~tmp~4#1); 541#L419 [2024-11-17 08:51:49,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1953781612, now seen corresponding path program 1 times [2024-11-17 08:51:49,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288007536] [2024-11-17 08:51:49,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288007536] [2024-11-17 08:51:49,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288007536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 08:51:49,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010968545] [2024-11-17 08:51:49,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,473 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:49,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,474 INFO L85 PathProgramCache]: Analyzing trace with hash 296244626, now seen corresponding path program 1 times [2024-11-17 08:51:49,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144355249] [2024-11-17 08:51:49,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144355249] [2024-11-17 08:51:49,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144355249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122039444] [2024-11-17 08:51:49,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,509 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 08:51:49,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-17 08:51:49,510 INFO L87 Difference]: Start difference. First operand 170 states and 233 transitions. cyclomatic complexity: 65 Second operand has 4 states, 4 states have (on average 6.5) internal successors, (26), 4 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) [2024-11-17 08:51:49,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,575 INFO L93 Difference]: Finished difference Result 364 states and 491 transitions. [2024-11-17 08:51:49,575 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 364 states and 491 transitions. [2024-11-17 08:51:49,577 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 324 [2024-11-17 08:51:49,579 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 364 states to 364 states and 491 transitions. [2024-11-17 08:51:49,580 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2024-11-17 08:51:49,580 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 364 [2024-11-17 08:51:49,580 INFO L73 IsDeterministic]: Start isDeterministic. Operand 364 states and 491 transitions. [2024-11-17 08:51:49,582 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,582 INFO L218 hiAutomatonCegarLoop]: Abstraction has 364 states and 491 transitions. [2024-11-17 08:51:49,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states and 491 transitions. [2024-11-17 08:51:49,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 284. [2024-11-17 08:51:49,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 284 states, 284 states have (on average 1.3661971830985915) internal successors, (388), 283 states have internal predecessors, (388), 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) [2024-11-17 08:51:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 388 transitions. [2024-11-17 08:51:49,590 INFO L240 hiAutomatonCegarLoop]: Abstraction has 284 states and 388 transitions. [2024-11-17 08:51:49,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 08:51:49,591 INFO L425 stractBuchiCegarLoop]: Abstraction has 284 states and 388 transitions. [2024-11-17 08:51:49,591 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-17 08:51:49,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 284 states and 388 transitions. [2024-11-17 08:51:49,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 250 [2024-11-17 08:51:49,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,593 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] [2024-11-17 08:51:49,594 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, 1, 1, 1] [2024-11-17 08:51:49,594 INFO L745 eck$LassoCheckResult]: Stem: 1194#ULTIMATE.startENTRY 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; 1104#ULTIMATE.init_returnLabel#1 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; 1105#L462 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; 1155#L222-1 assume !(1 == ~q_req_up~0); 1157#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 1185#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1186#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1197#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 1196#L275-1 assume !(0 == ~q_read_ev~0); 1118#L280-1 assume !(0 == ~q_write_ev~0); 1102#L286-1 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; 1103#L65-1 assume !(1 == ~p_dw_pc~0); 1106#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 1107#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1174#L77-1 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; 1175#L315-1 assume !(0 != activate_threads_~tmp~1#1); 1172#L321-1 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; 1173#L84-1 assume !(1 == ~c_dr_pc~0); 1163#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 1090#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1091#L96-1 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; 1159#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 1139#L329-1 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; 1140#L293-1 assume !(1 == ~q_read_ev~0); 1131#L298-1 assume !(1 == ~q_write_ev~0); 1132#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 1084#L419 [2024-11-17 08:51:49,594 INFO L747 eck$LassoCheckResult]: Loop: 1084#L419 assume true; 1085#L419-1 assume !false; 1189#start_simulation_while_3_continue#1 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; 1188#L339 assume true; 1191#L339-1 assume !false; 1177#eval_while_2_continue#1 assume true;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; 1119#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1120#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1158#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 1111#L344 assume !(0 != eval_~tmp___1~0#1); 1113#L347 assume true; 1137#L383 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; 1138#L222 assume !(1 == ~q_req_up~0); 1160#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 1161#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1178#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 1167#L286 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; 1168#L65 assume !(1 == ~p_dw_pc~0); 1151#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 1152#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1162#L77 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; 1129#L315 assume !(0 != activate_threads_~tmp~1#1); 1130#L321 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; 1154#L84 assume !(1 == ~c_dr_pc~0); 1193#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 1142#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1143#L96 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; 1086#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 1087#L329 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; 1114#L293 assume !(1 == ~q_read_ev~0); 1109#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1110#L304 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; 1098#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1099#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1101#L268 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; 1094#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 1095#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 1171#L402 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; 1125#L436 assume !(0 != start_simulation_~tmp~4#1); 1084#L419 [2024-11-17 08:51:49,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,595 INFO L85 PathProgramCache]: Analyzing trace with hash 955673775, now seen corresponding path program 1 times [2024-11-17 08:51:49,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351956730] [2024-11-17 08:51:49,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,628 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:49,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1065574127, now seen corresponding path program 1 times [2024-11-17 08:51:49,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775665478] [2024-11-17 08:51:49,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775665478] [2024-11-17 08:51:49,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775665478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262505727] [2024-11-17 08:51:49,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,660 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,660 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:49,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:49,661 INFO L87 Difference]: Start difference. First operand 284 states and 388 transitions. cyclomatic complexity: 106 Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) [2024-11-17 08:51:49,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,687 INFO L93 Difference]: Finished difference Result 363 states and 488 transitions. [2024-11-17 08:51:49,687 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 363 states and 488 transitions. [2024-11-17 08:51:49,689 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 314 [2024-11-17 08:51:49,691 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 363 states to 363 states and 488 transitions. [2024-11-17 08:51:49,691 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 363 [2024-11-17 08:51:49,692 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 363 [2024-11-17 08:51:49,692 INFO L73 IsDeterministic]: Start isDeterministic. Operand 363 states and 488 transitions. [2024-11-17 08:51:49,694 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,694 INFO L218 hiAutomatonCegarLoop]: Abstraction has 363 states and 488 transitions. [2024-11-17 08:51:49,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states and 488 transitions. [2024-11-17 08:51:49,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 363. [2024-11-17 08:51:49,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 363 states have (on average 1.3443526170798898) internal successors, (488), 362 states have internal predecessors, (488), 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) [2024-11-17 08:51:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 488 transitions. [2024-11-17 08:51:49,710 INFO L240 hiAutomatonCegarLoop]: Abstraction has 363 states and 488 transitions. [2024-11-17 08:51:49,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:49,715 INFO L425 stractBuchiCegarLoop]: Abstraction has 363 states and 488 transitions. [2024-11-17 08:51:49,715 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-17 08:51:49,715 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 363 states and 488 transitions. [2024-11-17 08:51:49,716 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 314 [2024-11-17 08:51:49,717 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,717 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,717 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] [2024-11-17 08:51:49,717 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, 1, 1, 1] [2024-11-17 08:51:49,718 INFO L745 eck$LassoCheckResult]: Stem: 1850#ULTIMATE.startENTRY 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; 1757#ULTIMATE.init_returnLabel#1 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; 1758#L462 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; 1806#L222-1 assume !(1 == ~q_req_up~0); 1808#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 1837#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 1838#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 1855#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 1853#L275-1 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 1770#L280-1 assume !(0 == ~q_write_ev~0); 1755#L286-1 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; 1756#L65-1 assume !(1 == ~p_dw_pc~0); 1759#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 1760#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 1824#L77-1 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; 1825#L315-1 assume !(0 != activate_threads_~tmp~1#1); 1822#L321-1 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; 1823#L84-1 assume !(1 == ~c_dr_pc~0); 1814#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 1743#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 1744#L96-1 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; 1810#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 1791#L329-1 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; 1792#L293-1 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 1786#L298-1 assume !(1 == ~q_write_ev~0); 1787#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 1832#L419 [2024-11-17 08:51:49,718 INFO L747 eck$LassoCheckResult]: Loop: 1832#L419 assume true; 1949#L419-1 assume !false; 1844#start_simulation_while_3_continue#1 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; 1845#L339 assume true; 1847#L339-1 assume !false; 1828#eval_while_2_continue#1 assume true;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; 1771#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1772#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1815#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 1935#L344 assume !(0 != eval_~tmp___1~0#1); 1846#L347 assume true; 1789#L383 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; 1790#L222 assume !(1 == ~q_req_up~0); 1811#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 1812#L275 assume !(0 == ~q_read_ev~0); 2085#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 2083#L286 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; 2081#L65 assume !(1 == ~p_dw_pc~0); 2079#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 2077#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2074#L77 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; 2071#L315 assume !(0 != activate_threads_~tmp~1#1); 2068#L321 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; 2065#L84 assume !(1 == ~c_dr_pc~0); 1993#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 2062#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2059#L96 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; 2056#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 2048#L329 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; 2049#L293 assume !(1 == ~q_read_ev~0); 1762#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 1763#L304 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; 1831#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 1858#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 1859#L268 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; 1960#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 1957#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 1955#L402 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; 1953#L436 assume !(0 != start_simulation_~tmp~4#1); 1832#L419 [2024-11-17 08:51:49,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1952745167, now seen corresponding path program 1 times [2024-11-17 08:51:49,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122138286] [2024-11-17 08:51:49,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122138286] [2024-11-17 08:51:49,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122138286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:49,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704894522] [2024-11-17 08:51:49,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,744 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:49,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1011635216, now seen corresponding path program 1 times [2024-11-17 08:51:49,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990248917] [2024-11-17 08:51:49,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990248917] [2024-11-17 08:51:49,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990248917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 08:51:49,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068204487] [2024-11-17 08:51:49,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,783 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:49,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:49,784 INFO L87 Difference]: Start difference. First operand 363 states and 488 transitions. cyclomatic complexity: 127 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) [2024-11-17 08:51:49,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,810 INFO L93 Difference]: Finished difference Result 641 states and 855 transitions. [2024-11-17 08:51:49,811 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 641 states and 855 transitions. [2024-11-17 08:51:49,814 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 564 [2024-11-17 08:51:49,817 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 641 states to 641 states and 855 transitions. [2024-11-17 08:51:49,817 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 641 [2024-11-17 08:51:49,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 641 [2024-11-17 08:51:49,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 641 states and 855 transitions. [2024-11-17 08:51:49,818 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,818 INFO L218 hiAutomatonCegarLoop]: Abstraction has 641 states and 855 transitions. [2024-11-17 08:51:49,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states and 855 transitions. [2024-11-17 08:51:49,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 641. [2024-11-17 08:51:49,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 641 states, 641 states have (on average 1.3338533541341653) internal successors, (855), 640 states have internal predecessors, (855), 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) [2024-11-17 08:51:49,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 641 states and 855 transitions. [2024-11-17 08:51:49,835 INFO L240 hiAutomatonCegarLoop]: Abstraction has 641 states and 855 transitions. [2024-11-17 08:51:49,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:49,836 INFO L425 stractBuchiCegarLoop]: Abstraction has 641 states and 855 transitions. [2024-11-17 08:51:49,836 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-17 08:51:49,836 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 641 states and 855 transitions. [2024-11-17 08:51:49,839 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 564 [2024-11-17 08:51:49,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,841 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] [2024-11-17 08:51:49,841 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, 1, 1, 1] [2024-11-17 08:51:49,841 INFO L745 eck$LassoCheckResult]: Stem: 2870#ULTIMATE.startENTRY 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; 2771#ULTIMATE.init_returnLabel#1 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; 2772#L462 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; 2821#L222-1 assume !(1 == ~q_req_up~0); 2823#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 2878#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 2915#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 2914#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 2875#L275-1 assume !(0 == ~q_read_ev~0); 2785#L280-1 assume !(0 == ~q_write_ev~0); 2769#L286-1 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; 2770#L65-1 assume !(1 == ~p_dw_pc~0); 2773#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 2774#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 2843#L77-1 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; 2844#L315-1 assume !(0 != activate_threads_~tmp~1#1); 2841#L321-1 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; 2842#L84-1 assume !(1 == ~c_dr_pc~0); 2832#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 2756#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 2757#L96-1 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; 2828#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 2806#L329-1 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; 2807#L293-1 assume !(1 == ~q_read_ev~0); 2798#L298-1 assume !(1 == ~q_write_ev~0); 2799#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 3127#L419 [2024-11-17 08:51:49,841 INFO L747 eck$LassoCheckResult]: Loop: 3127#L419 assume true; 2981#L419-1 assume !false; 2982#start_simulation_while_3_continue#1 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; 2975#L339 assume true; 2976#L339-1 assume !false; 2971#eval_while_2_continue#1 assume true;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; 2972#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 2951#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 2952#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 2777#L344 assume !(0 != eval_~tmp___1~0#1); 2779#L347 assume true; 3187#L383 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; 3180#L222 assume !(1 == ~q_req_up~0); 3175#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 3172#L275 assume !(0 == ~q_read_ev~0); 3169#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 3166#L286 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; 3163#L65 assume !(1 == ~p_dw_pc~0); 3160#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 3157#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 3154#L77 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; 3151#L315 assume !(0 != activate_threads_~tmp~1#1); 3148#L321 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; 3105#L84 assume !(1 == ~c_dr_pc~0); 3103#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 3102#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 3101#L96 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; 3097#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 3092#L329 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; 3021#L293 assume !(1 == ~q_read_ev~0); 3022#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 3136#L304 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; 3134#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 3133#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 3132#L268 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; 3131#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 3130#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 3129#L402 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; 3128#L436 assume !(0 != start_simulation_~tmp~4#1); 3127#L419 [2024-11-17 08:51:49,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,845 INFO L85 PathProgramCache]: Analyzing trace with hash 955673775, now seen corresponding path program 2 times [2024-11-17 08:51:49,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511925613] [2024-11-17 08:51:49,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,855 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,864 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:49,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1011635216, now seen corresponding path program 2 times [2024-11-17 08:51:49,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228043334] [2024-11-17 08:51:49,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:49,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:49,898 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:49,898 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228043334] [2024-11-17 08:51:49,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228043334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:49,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:49,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 08:51:49,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535789692] [2024-11-17 08:51:49,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:49,899 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:49,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:49,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 08:51:49,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 08:51:49,901 INFO L87 Difference]: Start difference. First operand 641 states and 855 transitions. cyclomatic complexity: 216 Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 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) [2024-11-17 08:51:49,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:49,931 INFO L93 Difference]: Finished difference Result 681 states and 895 transitions. [2024-11-17 08:51:49,931 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 681 states and 895 transitions. [2024-11-17 08:51:49,935 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 604 [2024-11-17 08:51:49,937 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 681 states to 681 states and 895 transitions. [2024-11-17 08:51:49,937 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 681 [2024-11-17 08:51:49,937 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 681 [2024-11-17 08:51:49,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 681 states and 895 transitions. [2024-11-17 08:51:49,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:49,939 INFO L218 hiAutomatonCegarLoop]: Abstraction has 681 states and 895 transitions. [2024-11-17 08:51:49,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states and 895 transitions. [2024-11-17 08:51:49,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 665. [2024-11-17 08:51:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 665 states, 665 states have (on average 1.3218045112781955) internal successors, (879), 664 states have internal predecessors, (879), 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) [2024-11-17 08:51:49,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 879 transitions. [2024-11-17 08:51:49,947 INFO L240 hiAutomatonCegarLoop]: Abstraction has 665 states and 879 transitions. [2024-11-17 08:51:49,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 08:51:49,948 INFO L425 stractBuchiCegarLoop]: Abstraction has 665 states and 879 transitions. [2024-11-17 08:51:49,949 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-17 08:51:49,949 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 665 states and 879 transitions. [2024-11-17 08:51:49,951 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 588 [2024-11-17 08:51:49,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:49,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:49,952 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] [2024-11-17 08:51:49,952 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, 1, 1, 1, 1] [2024-11-17 08:51:49,952 INFO L745 eck$LassoCheckResult]: Stem: 4206#ULTIMATE.startENTRY 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; 4100#ULTIMATE.init_returnLabel#1 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; 4101#L462 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; 4149#L222-1 assume !(1 == ~q_req_up~0); 4151#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 4214#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 4250#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 4249#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 4210#L275-1 assume !(0 == ~q_read_ev~0); 4112#L280-1 assume !(0 == ~q_write_ev~0); 4098#L286-1 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; 4099#L65-1 assume !(1 == ~p_dw_pc~0); 4102#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 4103#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4172#L77-1 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; 4173#L315-1 assume !(0 != activate_threads_~tmp~1#1); 4170#L321-1 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; 4171#L84-1 assume !(1 == ~c_dr_pc~0); 4163#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 4086#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4087#L96-1 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; 4156#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 4133#L329-1 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; 4134#L293-1 assume !(1 == ~q_read_ev~0); 4125#L298-1 assume !(1 == ~q_write_ev~0); 4126#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 4529#L419 [2024-11-17 08:51:49,953 INFO L747 eck$LassoCheckResult]: Loop: 4529#L419 assume true; 4525#L419-1 assume !false; 4520#start_simulation_while_3_continue#1 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; 4515#L339 assume true; 4514#L339-1 assume !false; 4512#eval_while_2_continue#1 assume true;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; 4474#L255-1 assume !(0 == ~p_dw_st~0); 4475#L259-1 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 4476#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4468#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 4469#L344 assume !(0 != eval_~tmp___1~0#1); 4199#L347 assume true; 4200#L383 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; 4689#L222 assume !(1 == ~q_req_up~0); 4687#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 4685#L275 assume !(0 == ~q_read_ev~0); 4676#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 4672#L286 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; 4667#L65 assume !(1 == ~p_dw_pc~0); 4663#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 4658#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 4654#L77 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; 4650#L315 assume !(0 != activate_threads_~tmp~1#1); 4646#L321 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; 4643#L84 assume !(1 == ~c_dr_pc~0); 4642#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 4641#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 4640#L96 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; 4639#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 4638#L329 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; 4637#L293 assume !(1 == ~q_read_ev~0); 4635#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 4612#L304 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; 4609#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 4608#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 4552#L268 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; 4547#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 4541#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 4537#L402 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; 4532#L436 assume !(0 != start_simulation_~tmp~4#1); 4529#L419 [2024-11-17 08:51:49,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,957 INFO L85 PathProgramCache]: Analyzing trace with hash 955673775, now seen corresponding path program 3 times [2024-11-17 08:51:49,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897541004] [2024-11-17 08:51:49,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,966 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:49,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:49,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:49,974 INFO L85 PathProgramCache]: Analyzing trace with hash 2091952913, now seen corresponding path program 1 times [2024-11-17 08:51:49,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:49,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948262781] [2024-11-17 08:51:49,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:49,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948262781] [2024-11-17 08:51:50,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948262781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:50,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67047512] [2024-11-17 08:51:50,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,012 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,013 INFO L87 Difference]: Start difference. First operand 665 states and 879 transitions. cyclomatic complexity: 216 Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-11-17 08:51:50,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,033 INFO L93 Difference]: Finished difference Result 927 states and 1185 transitions. [2024-11-17 08:51:50,033 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 927 states and 1185 transitions. [2024-11-17 08:51:50,037 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 850 [2024-11-17 08:51:50,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 927 states to 927 states and 1185 transitions. [2024-11-17 08:51:50,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 927 [2024-11-17 08:51:50,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 927 [2024-11-17 08:51:50,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 927 states and 1185 transitions. [2024-11-17 08:51:50,042 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,042 INFO L218 hiAutomatonCegarLoop]: Abstraction has 927 states and 1185 transitions. [2024-11-17 08:51:50,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states and 1185 transitions. [2024-11-17 08:51:50,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 927. [2024-11-17 08:51:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 927 states, 927 states have (on average 1.27831715210356) internal successors, (1185), 926 states have internal predecessors, (1185), 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) [2024-11-17 08:51:50,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 927 states and 1185 transitions. [2024-11-17 08:51:50,052 INFO L240 hiAutomatonCegarLoop]: Abstraction has 927 states and 1185 transitions. [2024-11-17 08:51:50,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,053 INFO L425 stractBuchiCegarLoop]: Abstraction has 927 states and 1185 transitions. [2024-11-17 08:51:50,053 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-17 08:51:50,054 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 927 states and 1185 transitions. [2024-11-17 08:51:50,056 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 850 [2024-11-17 08:51:50,056 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,057 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,057 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] [2024-11-17 08:51:50,057 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, 1, 1, 1, 1] [2024-11-17 08:51:50,058 INFO L745 eck$LassoCheckResult]: Stem: 5801#ULTIMATE.startENTRY 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; 5697#ULTIMATE.init_returnLabel#1 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; 5698#L462 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; 5749#L222-1 assume !(1 == ~q_req_up~0); 5751#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 5805#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 5843#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 5842#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 5804#L275-1 assume !(0 == ~q_read_ev~0); 5710#L280-1 assume !(0 == ~q_write_ev~0); 5695#L286-1 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; 5696#L65-1 assume !(1 == ~p_dw_pc~0); 5699#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 5700#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 5771#L77-1 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; 5772#L315-1 assume !(0 != activate_threads_~tmp~1#1); 5769#L321-1 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; 5770#L84-1 assume !(1 == ~c_dr_pc~0); 5759#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 5684#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 5685#L96-1 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; 5754#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 5731#L329-1 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; 5732#L293-1 assume !(1 == ~q_read_ev~0); 5723#L298-1 assume !(1 == ~q_write_ev~0); 5724#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 5781#L419 [2024-11-17 08:51:50,058 INFO L747 eck$LassoCheckResult]: Loop: 5781#L419 assume true; 5898#L419-1 assume !false; 5899#start_simulation_while_3_continue#1 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; 6221#L339 assume true; 6219#L339-1 assume !false; 5883#eval_while_2_continue#1 assume true;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; 5880#L255-1 assume !(0 == ~p_dw_st~0); 5712#L259-1 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 5740#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 6506#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 6505#L344 assume !(0 != eval_~tmp___1~0#1); 5796#L347 assume true; 5729#L383 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; 5730#L222 assume !(1 == ~q_req_up~0); 6002#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 6366#L275 assume !(0 == ~q_read_ev~0); 6365#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 6364#L286 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; 6363#L65 assume !(1 == ~p_dw_pc~0); 6362#L75 is_do_write_p_triggered_~__retres1~0#1 := 0; 6361#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 6360#L77 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; 6358#L315 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 6357#L321 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; 5972#L84 assume !(1 == ~c_dr_pc~0); 5970#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 5967#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 5964#L96 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; 5961#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 5958#L329 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; 5951#L293 assume !(1 == ~q_read_ev~0); 5947#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 5943#L304 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; 5937#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 5932#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 5927#L268 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; 5923#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 5919#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 5914#L402 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; 5907#L436 assume !(0 != start_simulation_~tmp~4#1); 5781#L419 [2024-11-17 08:51:50,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,059 INFO L85 PathProgramCache]: Analyzing trace with hash 955673775, now seen corresponding path program 4 times [2024-11-17 08:51:50,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206498661] [2024-11-17 08:51:50,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1205942030, now seen corresponding path program 1 times [2024-11-17 08:51:50,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266104105] [2024-11-17 08:51:50,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266104105] [2024-11-17 08:51:50,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266104105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-17 08:51:50,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104688718] [2024-11-17 08:51:50,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,122 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-17 08:51:50,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-17 08:51:50,123 INFO L87 Difference]: Start difference. First operand 927 states and 1185 transitions. cyclomatic complexity: 260 Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2024-11-17 08:51:50,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,148 INFO L93 Difference]: Finished difference Result 730 states and 920 transitions. [2024-11-17 08:51:50,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 730 states and 920 transitions. [2024-11-17 08:51:50,151 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 632 [2024-11-17 08:51:50,153 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 730 states to 730 states and 920 transitions. [2024-11-17 08:51:50,153 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 730 [2024-11-17 08:51:50,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 730 [2024-11-17 08:51:50,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 730 states and 920 transitions. [2024-11-17 08:51:50,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,154 INFO L218 hiAutomatonCegarLoop]: Abstraction has 730 states and 920 transitions. [2024-11-17 08:51:50,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states and 920 transitions. [2024-11-17 08:51:50,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 730. [2024-11-17 08:51:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 730 states, 730 states have (on average 1.2602739726027397) internal successors, (920), 729 states have internal predecessors, (920), 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) [2024-11-17 08:51:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 730 states and 920 transitions. [2024-11-17 08:51:50,162 INFO L240 hiAutomatonCegarLoop]: Abstraction has 730 states and 920 transitions. [2024-11-17 08:51:50,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-17 08:51:50,168 INFO L425 stractBuchiCegarLoop]: Abstraction has 730 states and 920 transitions. [2024-11-17 08:51:50,169 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-17 08:51:50,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 730 states and 920 transitions. [2024-11-17 08:51:50,171 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 632 [2024-11-17 08:51:50,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,172 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,172 INFO L745 eck$LassoCheckResult]: Stem: 7466#ULTIMATE.startENTRY 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; 7363#ULTIMATE.init_returnLabel#1 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; 7364#L462 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; 7415#L222-1 assume !(1 == ~q_req_up~0); 7417#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 7452#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 7453#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 7474#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 7472#L275-1 assume !(0 == ~q_read_ev~0); 7473#L280-1 assume !(0 == ~q_write_ev~0); 7506#L286-1 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; 7504#L65-1 assume !(1 == ~p_dw_pc~0); 7502#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 7500#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 7498#L77-1 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; 7496#L315-1 assume !(0 != activate_threads_~tmp~1#1); 7494#L321-1 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; 7492#L84-1 assume !(1 == ~c_dr_pc~0); 7426#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 7349#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 7350#L96-1 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; 7421#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 7395#L329-1 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; 7396#L293-1 assume !(1 == ~q_read_ev~0); 7454#L298-1 assume !(1 == ~q_write_ev~0); 7757#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 7756#L419 assume true; 7755#L419-1 assume !false; 7754#start_simulation_while_3_continue#1 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; 7753#L339 assume true; 7752#L339-1 assume !false; 7751#eval_while_2_continue#1 assume true;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; 7749#L255-1 assume !(0 == ~p_dw_st~0); 7750#L259-1 [2024-11-17 08:51:50,172 INFO L747 eck$LassoCheckResult]: Loop: 7750#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 7427#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 7418#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 7370#L344 assume 0 != eval_~tmp___1~0#1; 7371#L349 assume !(0 == ~p_dw_st~0); 7432#L364 assume !(0 == ~c_dr_st~0); 7456#L339 assume true; 8027#L339-1 assume !false; 8026#eval_while_2_continue#1 assume true;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; 8025#L255-1 assume !(0 == ~p_dw_st~0); 7750#L259-1 [2024-11-17 08:51:50,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1480875602, now seen corresponding path program 1 times [2024-11-17 08:51:50,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184880790] [2024-11-17 08:51:50,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184880790] [2024-11-17 08:51:50,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184880790] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:51:50,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076367479] [2024-11-17 08:51:50,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,203 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:50,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1815266106, now seen corresponding path program 1 times [2024-11-17 08:51:50,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204868066] [2024-11-17 08:51:50,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204868066] [2024-11-17 08:51:50,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204868066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:51:50,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424054372] [2024-11-17 08:51:50,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,217 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,217 INFO L87 Difference]: Start difference. First operand 730 states and 920 transitions. cyclomatic complexity: 193 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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) [2024-11-17 08:51:50,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,242 INFO L93 Difference]: Finished difference Result 1069 states and 1310 transitions. [2024-11-17 08:51:50,242 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1069 states and 1310 transitions. [2024-11-17 08:51:50,246 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 889 [2024-11-17 08:51:50,249 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1069 states to 1069 states and 1310 transitions. [2024-11-17 08:51:50,249 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1069 [2024-11-17 08:51:50,249 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1069 [2024-11-17 08:51:50,249 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1069 states and 1310 transitions. [2024-11-17 08:51:50,250 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,250 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1069 states and 1310 transitions. [2024-11-17 08:51:50,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1069 states and 1310 transitions. [2024-11-17 08:51:50,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1069 to 1069. [2024-11-17 08:51:50,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1069 states, 1069 states have (on average 1.225444340505145) internal successors, (1310), 1068 states have internal predecessors, (1310), 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) [2024-11-17 08:51:50,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 1069 states and 1310 transitions. [2024-11-17 08:51:50,261 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1069 states and 1310 transitions. [2024-11-17 08:51:50,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,262 INFO L425 stractBuchiCegarLoop]: Abstraction has 1069 states and 1310 transitions. [2024-11-17 08:51:50,262 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-17 08:51:50,262 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1069 states and 1310 transitions. [2024-11-17 08:51:50,265 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 889 [2024-11-17 08:51:50,265 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,265 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,266 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,266 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,267 INFO L745 eck$LassoCheckResult]: Stem: 9279#ULTIMATE.startENTRY 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; 9169#ULTIMATE.init_returnLabel#1 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; 9170#L462 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; 9225#L222-1 assume !(1 == ~q_req_up~0); 9227#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 9288#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 9291#L242 assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2; 9292#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 9294#L275-1 assume !(0 == ~q_read_ev~0); 9356#L280-1 assume !(0 == ~q_write_ev~0); 9354#L286-1 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; 9352#L65-1 assume !(1 == ~p_dw_pc~0); 9347#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 9344#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 9341#L77-1 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; 9340#L315-1 assume !(0 != activate_threads_~tmp~1#1); 9338#L321-1 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; 9336#L84-1 assume !(1 == ~c_dr_pc~0); 9332#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 9333#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 9660#L96-1 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; 9659#L323-1 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 9203#L329-1 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; 9204#L293-1 assume !(1 == ~q_read_ev~0); 9266#L298-1 assume !(1 == ~q_write_ev~0); 9724#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 9723#L419 assume true; 9722#L419-1 assume !false; 9720#start_simulation_while_3_continue#1 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; 9714#L339 assume true; 9712#L339-1 assume !false; 9709#eval_while_2_continue#1 assume true;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; 9707#L255-1 assume !(0 == ~p_dw_st~0); 9184#L259-1 [2024-11-17 08:51:50,267 INFO L747 eck$LassoCheckResult]: Loop: 9184#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 9214#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 9228#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 9174#L344 assume 0 != eval_~tmp___1~0#1; 9175#L349 assume !(0 == ~p_dw_st~0); 9242#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 9287#L368 assume !(0 != eval_~tmp___0~2#1); 10059#L339 assume true; 10137#L339-1 assume !false; 10134#eval_while_2_continue#1 assume true;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; 9183#L255-1 assume !(0 == ~p_dw_st~0); 9184#L259-1 [2024-11-17 08:51:50,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1981560396, now seen corresponding path program 1 times [2024-11-17 08:51:50,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177652132] [2024-11-17 08:51:50,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177652132] [2024-11-17 08:51:50,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177652132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:50,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391314788] [2024-11-17 08:51:50,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,291 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:50,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,291 INFO L85 PathProgramCache]: Analyzing trace with hash 364824689, now seen corresponding path program 1 times [2024-11-17 08:51:50,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809543061] [2024-11-17 08:51:50,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,296 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,298 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,348 INFO L87 Difference]: Start difference. First operand 1069 states and 1310 transitions. cyclomatic complexity: 245 Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-11-17 08:51:50,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,357 INFO L93 Difference]: Finished difference Result 982 states and 1206 transitions. [2024-11-17 08:51:50,357 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 982 states and 1206 transitions. [2024-11-17 08:51:50,361 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 884 [2024-11-17 08:51:50,364 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 982 states to 982 states and 1206 transitions. [2024-11-17 08:51:50,365 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 982 [2024-11-17 08:51:50,365 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 982 [2024-11-17 08:51:50,365 INFO L73 IsDeterministic]: Start isDeterministic. Operand 982 states and 1206 transitions. [2024-11-17 08:51:50,366 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,366 INFO L218 hiAutomatonCegarLoop]: Abstraction has 982 states and 1206 transitions. [2024-11-17 08:51:50,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states and 1206 transitions. [2024-11-17 08:51:50,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 982. [2024-11-17 08:51:50,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 982 states have (on average 1.2281059063136457) internal successors, (1206), 981 states have internal predecessors, (1206), 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) [2024-11-17 08:51:50,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1206 transitions. [2024-11-17 08:51:50,375 INFO L240 hiAutomatonCegarLoop]: Abstraction has 982 states and 1206 transitions. [2024-11-17 08:51:50,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,376 INFO L425 stractBuchiCegarLoop]: Abstraction has 982 states and 1206 transitions. [2024-11-17 08:51:50,376 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-17 08:51:50,376 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 982 states and 1206 transitions. [2024-11-17 08:51:50,378 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 884 [2024-11-17 08:51:50,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,379 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,379 INFO L745 eck$LassoCheckResult]: Stem: 11324#ULTIMATE.startENTRY 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; 11227#ULTIMATE.init_returnLabel#1 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; 11228#L462 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; 11277#L222-1 assume !(1 == ~q_req_up~0); 11279#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 11328#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 11364#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 11363#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 11327#L275-1 assume !(0 == ~q_read_ev~0); 11239#L280-1 assume !(0 == ~q_write_ev~0); 11225#L286-1 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; 11226#L65-1 assume !(1 == ~p_dw_pc~0); 11229#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 11230#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 11298#L77-1 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; 11299#L315-1 assume !(0 != activate_threads_~tmp~1#1); 11296#L321-1 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; 11297#L84-1 assume !(1 == ~c_dr_pc~0); 11289#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 11213#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 11214#L96-1 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; 11282#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 11259#L329-1 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; 11260#L293-1 assume !(1 == ~q_read_ev~0); 11314#L298-1 assume !(1 == ~q_write_ev~0); 11714#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 11713#L419 assume true; 11712#L419-1 assume !false; 11711#start_simulation_while_3_continue#1 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; 11710#L339 assume true; 11709#L339-1 assume !false; 11378#eval_while_2_continue#1 assume true;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; 11377#L255-1 assume !(0 == ~p_dw_st~0); 11241#L259-1 [2024-11-17 08:51:50,379 INFO L747 eck$LassoCheckResult]: Loop: 11241#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 11268#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 11281#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 11232#L344 assume 0 != eval_~tmp___1~0#1; 11233#L349 assume !(0 == ~p_dw_st~0); 11294#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 11315#L368 assume !(0 != eval_~tmp___0~2#1); 11316#L339 assume true; 11320#L339-1 assume !false; 11301#eval_while_2_continue#1 assume true;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; 11240#L255-1 assume !(0 == ~p_dw_st~0); 11241#L259-1 [2024-11-17 08:51:50,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1480875602, now seen corresponding path program 2 times [2024-11-17 08:51:50,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940617864] [2024-11-17 08:51:50,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:50,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940617864] [2024-11-17 08:51:50,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940617864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-17 08:51:50,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361745353] [2024-11-17 08:51:50,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,410 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:50,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,410 INFO L85 PathProgramCache]: Analyzing trace with hash 364824689, now seen corresponding path program 2 times [2024-11-17 08:51:50,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609652103] [2024-11-17 08:51:50,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,443 INFO L87 Difference]: Start difference. First operand 982 states and 1206 transitions. cyclomatic complexity: 227 Second operand has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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) [2024-11-17 08:51:50,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,458 INFO L93 Difference]: Finished difference Result 623 states and 751 transitions. [2024-11-17 08:51:50,458 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 623 states and 751 transitions. [2024-11-17 08:51:50,461 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 525 [2024-11-17 08:51:50,462 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 623 states to 623 states and 751 transitions. [2024-11-17 08:51:50,462 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 623 [2024-11-17 08:51:50,463 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 623 [2024-11-17 08:51:50,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 623 states and 751 transitions. [2024-11-17 08:51:50,464 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,464 INFO L218 hiAutomatonCegarLoop]: Abstraction has 623 states and 751 transitions. [2024-11-17 08:51:50,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states and 751 transitions. [2024-11-17 08:51:50,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 623. [2024-11-17 08:51:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 623 states, 623 states have (on average 1.2054574638844302) internal successors, (751), 622 states have internal predecessors, (751), 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) [2024-11-17 08:51:50,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 751 transitions. [2024-11-17 08:51:50,471 INFO L240 hiAutomatonCegarLoop]: Abstraction has 623 states and 751 transitions. [2024-11-17 08:51:50,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,472 INFO L425 stractBuchiCegarLoop]: Abstraction has 623 states and 751 transitions. [2024-11-17 08:51:50,473 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-17 08:51:50,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 623 states and 751 transitions. [2024-11-17 08:51:50,474 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 525 [2024-11-17 08:51:50,474 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,474 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,475 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,475 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 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, 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] [2024-11-17 08:51:50,475 INFO L745 eck$LassoCheckResult]: Stem: 12939#ULTIMATE.startENTRY 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; 12837#ULTIMATE.init_returnLabel#1 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; 12838#L462 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; 12888#L222-1 assume !(1 == ~q_req_up~0); 12890#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 12923#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 12924#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 12946#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 12943#L275-1 assume !(0 == ~q_read_ev~0); 12944#L280-1 assume !(0 == ~q_write_ev~0); 12985#L286-1 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; 12983#L65-1 assume !(1 == ~p_dw_pc~0); 12981#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 12914#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 12915#L77-1 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; 12973#L315-1 assume !(0 != activate_threads_~tmp~1#1); 12971#L321-1 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; 12970#L84-1 assume !(1 == ~c_dr_pc~0); 12968#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 12967#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 12965#L96-1 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; 12963#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 12961#L329-1 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; 12925#L293-1 assume !(1 == ~q_read_ev~0); 12866#L298-1 assume !(1 == ~q_write_ev~0); 12867#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 12918#L419 assume true; 13022#L419-1 assume !false; 13020#start_simulation_while_3_continue#1 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; 13018#L339 assume true; 13016#L339-1 assume !false; 13014#eval_while_2_continue#1 assume true;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; 13012#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 13010#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 13008#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 13006#L344 assume 0 != eval_~tmp___1~0#1; 13004#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 13002#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 12873#L128 assume 0 == ~p_dw_pc~0; 12860#L129 [2024-11-17 08:51:50,476 INFO L747 eck$LassoCheckResult]: Loop: 12860#L129 assume true; 12841#L139 assume true; 12822#L139-1 assume !false; 12823#do_write_p_while_0_continue#1 assume true; 12863#L141 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 12864#L145 assume true; 12879#L161 assume true;havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 12945#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 12926#L368 assume 0 != eval_~tmp___0~2#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 12880#L169 assume 0 == ~c_dr_pc~0; 12881#L170 assume true; 12815#L180 assume true; 12816#L180-1 assume !false; 12931#do_read_c_while_1_continue#1 assume true; 12932#L182 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 12940#L187 assume true; 12941#L215 assume true;havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true; 12949#L339 assume true; 13092#L339-1 assume !false; 13091#eval_while_2_continue#1 assume true;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; 13087#L255-1 assume !(0 == ~p_dw_st~0); 13085#L259-1 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 13083#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 13081#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 13078#L344 assume !(0 != eval_~tmp___1~0#1); 13075#L347 assume true; 13073#L383 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; 13070#L222 assume 1 == ~q_req_up~0;assume { :begin_inline_update_fifo_q } true; 13067#L35 assume 0 == ~q_free~0;~q_write_ev~0 := 0; 13062#L40 assume 1 == ~q_free~0;~q_read_ev~0 := 0; 13060#L45 ~q_ev~0 := 0;~q_req_up~0 := 0; 13058#L48 assume true;assume { :end_inline_update_fifo_q } true; 13057#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 13055#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 13056#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 13394#L286 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; 13393#L65 assume 1 == ~p_dw_pc~0; 13049#L66 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 13048#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 13047#L77 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; 13045#L315 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 13044#L321 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; 13042#L84 assume !(1 == ~c_dr_pc~0); 13043#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 13286#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 13285#L96 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; 13283#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 13282#L329 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; 13279#L293 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 13276#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 13274#L304 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; 13272#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 13270#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 13268#L268 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; 13265#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 13263#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 13261#L402 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; 13259#L436 assume !(0 != start_simulation_~tmp~4#1); 13257#L419 assume true; 13255#L419-1 assume !false; 13253#start_simulation_while_3_continue#1 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; 13252#L339 assume true; 13250#L339-1 assume !false; 13248#eval_while_2_continue#1 assume true;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; 13245#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 13243#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 13240#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 13238#L344 assume 0 != eval_~tmp___1~0#1; 13234#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 13232#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 12988#L128 assume 0 == ~p_dw_pc~0; 12860#L129 [2024-11-17 08:51:50,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1010200761, now seen corresponding path program 1 times [2024-11-17 08:51:50,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951123439] [2024-11-17 08:51:50,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1582716050, now seen corresponding path program 1 times [2024-11-17 08:51:50,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640354488] [2024-11-17 08:51:50,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-17 08:51:50,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640354488] [2024-11-17 08:51:50,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640354488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:50,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644688945] [2024-11-17 08:51:50,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,544 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,544 INFO L87 Difference]: Start difference. First operand 623 states and 751 transitions. cyclomatic complexity: 130 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2024-11-17 08:51:50,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,571 INFO L93 Difference]: Finished difference Result 1170 states and 1410 transitions. [2024-11-17 08:51:50,571 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1170 states and 1410 transitions. [2024-11-17 08:51:50,574 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 1029 [2024-11-17 08:51:50,577 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1170 states to 1170 states and 1410 transitions. [2024-11-17 08:51:50,578 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1170 [2024-11-17 08:51:50,578 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1170 [2024-11-17 08:51:50,578 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1170 states and 1410 transitions. [2024-11-17 08:51:50,579 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,579 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1170 states and 1410 transitions. [2024-11-17 08:51:50,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states and 1410 transitions. [2024-11-17 08:51:50,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 983. [2024-11-17 08:51:50,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 983 states, 983 states have (on average 1.2156663275686674) internal successors, (1195), 982 states have internal predecessors, (1195), 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) [2024-11-17 08:51:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 983 states and 1195 transitions. [2024-11-17 08:51:50,590 INFO L240 hiAutomatonCegarLoop]: Abstraction has 983 states and 1195 transitions. [2024-11-17 08:51:50,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,590 INFO L425 stractBuchiCegarLoop]: Abstraction has 983 states and 1195 transitions. [2024-11-17 08:51:50,591 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-17 08:51:50,591 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 983 states and 1195 transitions. [2024-11-17 08:51:50,593 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 884 [2024-11-17 08:51:50,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,593 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,598 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,598 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2024-11-17 08:51:50,598 INFO L745 eck$LassoCheckResult]: Stem: 14741#ULTIMATE.startENTRY 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; 14636#ULTIMATE.init_returnLabel#1 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; 14637#L462 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; 14690#L222-1 assume !(1 == ~q_req_up~0); 14692#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 14725#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 14726#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 14746#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 14744#L275-1 assume !(0 == ~q_read_ev~0); 14648#L280-1 assume !(0 == ~q_write_ev~0); 14634#L286-1 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; 14635#L65-1 assume !(1 == ~p_dw_pc~0); 14638#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 14639#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 14712#L77-1 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; 14713#L315-1 assume !(0 != activate_threads_~tmp~1#1); 14710#L321-1 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; 14711#L84-1 assume !(1 == ~c_dr_pc~0); 14702#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 14623#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 14624#L96-1 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; 14694#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 14670#L329-1 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; 14671#L293-1 assume !(1 == ~q_read_ev~0); 14664#L298-1 assume !(1 == ~q_write_ev~0); 14665#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 14616#L419 assume true; 14617#L419-1 assume !false; 14733#start_simulation_while_3_continue#1 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; 14734#L339 assume true; 14737#L339-1 assume !false; 14716#eval_while_2_continue#1 assume true;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; 14649#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 14650#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 14693#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 14641#L344 assume 0 != eval_~tmp___1~0#1; 14642#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 14708#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 15573#L128 assume 0 == ~p_dw_pc~0; 14658#L129 [2024-11-17 08:51:50,598 INFO L747 eck$LassoCheckResult]: Loop: 14658#L129 assume true; 15569#L139 assume true; 15567#L139-1 assume !false; 15565#do_write_p_while_0_continue#1 assume true; 14661#L141 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 14662#L145 assume true; 14818#L161 assume true;havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 14810#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 14811#L368 assume 0 != eval_~tmp___0~2#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 14802#L169 assume 0 == ~c_dr_pc~0; 14683#L170 assume true; 14614#L180 assume true; 14615#L180-1 assume !false; 14714#do_read_c_while_1_continue#1 assume true; 14724#L182 assume !(1 == ~q_free~0); 14676#L193 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_req_up~0 := 1; 14697#L198 assume ~p_last_write~0 == ~c_last_read~0; 14666#L199 assume ~p_num_write~0 == ~c_num_read~0; 14667#L180 assume true; 15003#L180-1 assume !false; 15001#do_read_c_while_1_continue#1 assume true; 14750#L182 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 14742#L187 assume true; 14743#L215 assume true;havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true; 14877#L339 assume true; 14878#L339-1 assume !false; 14860#eval_while_2_continue#1 assume true;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; 14861#L255-1 assume !(0 == ~p_dw_st~0); 14837#L259-1 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 14839#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 14984#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 14974#L344 assume !(0 != eval_~tmp___1~0#1); 14975#L347 assume true; 15047#L383 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; 15043#L222 assume 1 == ~q_req_up~0;assume { :begin_inline_update_fifo_q } true; 15044#L35 assume !(0 == ~q_free~0); 14959#L40 assume 1 == ~q_free~0;~q_read_ev~0 := 0; 14957#L45 ~q_ev~0 := 0;~q_req_up~0 := 0; 14954#L48 assume true;assume { :end_inline_update_fifo_q } true; 14953#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 14951#L275 assume !(0 == ~q_read_ev~0); 14950#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 14949#L286 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; 14948#L65 assume 1 == ~p_dw_pc~0; 14946#L66 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 14947#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 15063#L77 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; 15064#L315 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 15445#L321 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; 15443#L84 assume !(1 == ~c_dr_pc~0); 15155#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 15153#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 15151#L96 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; 15146#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 15147#L329 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; 15575#L293 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 15574#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 15572#L304 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; 15571#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 15570#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 15568#L268 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; 15566#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 15564#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 15563#L402 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; 15561#L436 assume !(0 != start_simulation_~tmp~4#1); 15559#L419 assume true; 15557#L419-1 assume !false; 15555#start_simulation_while_3_continue#1 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; 15553#L339 assume true; 15551#L339-1 assume !false; 15549#eval_while_2_continue#1 assume true;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; 15547#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 15545#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 15543#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 15541#L344 assume 0 != eval_~tmp___1~0#1; 15539#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 15537#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 15535#L128 assume 0 == ~p_dw_pc~0; 14658#L129 [2024-11-17 08:51:50,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1010200761, now seen corresponding path program 2 times [2024-11-17 08:51:50,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350388678] [2024-11-17 08:51:50,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,604 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,610 INFO L85 PathProgramCache]: Analyzing trace with hash -272615388, now seen corresponding path program 1 times [2024-11-17 08:51:50,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175751577] [2024-11-17 08:51:50,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 08:51:50,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175751577] [2024-11-17 08:51:50,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175751577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:50,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199360257] [2024-11-17 08:51:50,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,643 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,644 INFO L87 Difference]: Start difference. First operand 983 states and 1195 transitions. cyclomatic complexity: 214 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2024-11-17 08:51:50,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,657 INFO L93 Difference]: Finished difference Result 588 states and 699 transitions. [2024-11-17 08:51:50,657 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 588 states and 699 transitions. [2024-11-17 08:51:50,659 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 522 [2024-11-17 08:51:50,661 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 588 states to 588 states and 699 transitions. [2024-11-17 08:51:50,661 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 588 [2024-11-17 08:51:50,661 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 588 [2024-11-17 08:51:50,661 INFO L73 IsDeterministic]: Start isDeterministic. Operand 588 states and 699 transitions. [2024-11-17 08:51:50,662 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,662 INFO L218 hiAutomatonCegarLoop]: Abstraction has 588 states and 699 transitions. [2024-11-17 08:51:50,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states and 699 transitions. [2024-11-17 08:51:50,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 588. [2024-11-17 08:51:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 588 states, 588 states have (on average 1.1887755102040816) internal successors, (699), 587 states have internal predecessors, (699), 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) [2024-11-17 08:51:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 699 transitions. [2024-11-17 08:51:50,667 INFO L240 hiAutomatonCegarLoop]: Abstraction has 588 states and 699 transitions. [2024-11-17 08:51:50,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,668 INFO L425 stractBuchiCegarLoop]: Abstraction has 588 states and 699 transitions. [2024-11-17 08:51:50,668 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-17 08:51:50,668 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 588 states and 699 transitions. [2024-11-17 08:51:50,670 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 522 [2024-11-17 08:51:50,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,671 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,671 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2024-11-17 08:51:50,671 INFO L745 eck$LassoCheckResult]: Stem: 16307#ULTIMATE.startENTRY 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; 16213#ULTIMATE.init_returnLabel#1 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; 16214#L462 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; 16262#L222-1 assume !(1 == ~q_req_up~0); 16264#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 16294#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 16295#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 16318#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 16311#L275-1 assume !(0 == ~q_read_ev~0); 16312#L280-1 assume !(0 == ~q_write_ev~0); 16351#L286-1 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; 16350#L65-1 assume !(1 == ~p_dw_pc~0); 16349#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 16287#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 16288#L77-1 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; 16345#L315-1 assume !(0 != activate_threads_~tmp~1#1); 16344#L321-1 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; 16310#L84-1 assume !(1 == ~c_dr_pc~0); 16273#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 16274#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 16267#L96-1 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; 16268#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 16247#L329-1 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; 16248#L293-1 assume !(1 == ~q_read_ev~0); 16238#L298-1 assume !(1 == ~q_write_ev~0); 16239#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 16193#L419 assume true; 16194#L419-1 assume !false; 16300#start_simulation_while_3_continue#1 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; 16301#L339 assume true; 16304#L339-1 assume !false; 16286#eval_while_2_continue#1 assume true;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; 16226#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 16227#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 16266#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 16218#L344 assume 0 != eval_~tmp___1~0#1; 16219#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 16279#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 16249#L128 assume 0 == ~p_dw_pc~0; 16235#L129 [2024-11-17 08:51:50,671 INFO L747 eck$LassoCheckResult]: Loop: 16235#L129 assume true; 16217#L139 assume true; 16198#L139-1 assume !false; 16199#do_write_p_while_0_continue#1 assume true; 16240#L141 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 16241#L145 assume true; 16202#L161 assume true;havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 16203#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 16335#L368 assume 0 != eval_~tmp___0~2#1;~c_dr_st~0 := 1;assume { :begin_inline_do_read_c } true;havoc do_read_c_~a~0#1;havoc do_read_c_~a~0#1; 16337#L169 assume 0 == ~c_dr_pc~0; 16258#L170 assume true; 16191#L180 assume true; 16192#L180-1 assume !false; 16285#do_read_c_while_1_continue#1 assume true; 16293#L182 assume !(1 == ~q_free~0); 16253#L193 do_read_c_~a~0#1 := ~q_buf_0~0;~c_last_read~0 := do_read_c_~a~0#1;~c_num_read~0 := 1 + ~c_num_read~0;~q_free~0 := 1;~q_req_up~0 := 1; 16254#L198 assume ~p_last_write~0 == ~c_last_read~0; 16243#L199 assume ~p_num_write~0 == ~c_num_read~0; 16244#L180 assume true; 16327#L180-1 assume !false; 16325#do_read_c_while_1_continue#1 assume true; 16323#L182 assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 1;~a_t~0 := do_read_c_~a~0#1; 16308#L187 assume true; 16309#L215 assume true;havoc do_read_c_~a~0#1;assume { :end_inline_do_read_c } true; 16321#L339 assume true; 16525#L339-1 assume !false; 16524#eval_while_2_continue#1 assume true;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; 16522#L255-1 assume !(0 == ~p_dw_st~0); 16519#L259-1 assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0; 16517#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 16515#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 16512#L344 assume !(0 != eval_~tmp___1~0#1); 16510#L347 assume true; 16508#L383 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; 16504#L222 assume 1 == ~q_req_up~0;assume { :begin_inline_update_fifo_q } true; 16501#L35 assume !(0 == ~q_free~0); 16502#L40 assume 1 == ~q_free~0;~q_read_ev~0 := 0; 16521#L45 ~q_ev~0 := 0;~q_req_up~0 := 0; 16518#L48 assume true;assume { :end_inline_update_fifo_q } true; 16516#L230 assume true;assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true; 16514#L275 assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1; 16511#L280 assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1; 16509#L286 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; 16506#L65 assume 1 == ~p_dw_pc~0; 16503#L66 assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1; 16500#L68 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 16498#L77 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; 16494#L315 assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0; 16490#L321 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; 16487#L84 assume !(1 == ~c_dr_pc~0); 16488#L94 is_do_read_c_triggered_~__retres1~1#1 := 0; 16641#L87 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 16638#L96 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; 16635#L323 assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0; 16633#L329 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; 16631#L293 assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2; 16629#L298 assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2; 16627#L304 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; 16625#L255 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 16623#L261 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 16622#L268 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; 16621#L394 assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0; 16620#L396 assume true;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; 16619#L402 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; 16618#L436 assume !(0 != start_simulation_~tmp~4#1); 16616#L419 assume true; 16610#L419-1 assume !false; 16609#start_simulation_while_3_continue#1 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; 16608#L339 assume true; 16606#L339-1 assume !false; 16604#eval_while_2_continue#1 assume true;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; 16602#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 16601#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 16597#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 16596#L344 assume 0 != eval_~tmp___1~0#1; 16595#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 16592#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 16588#L128 assume 0 == ~p_dw_pc~0; 16235#L129 [2024-11-17 08:51:50,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1010200761, now seen corresponding path program 3 times [2024-11-17 08:51:50,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848832787] [2024-11-17 08:51:50,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,678 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,685 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,686 INFO L85 PathProgramCache]: Analyzing trace with hash -1905419387, now seen corresponding path program 1 times [2024-11-17 08:51:50,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063137068] [2024-11-17 08:51:50,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:50,723 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-17 08:51:50,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:50,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063137068] [2024-11-17 08:51:50,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063137068] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:50,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:50,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-17 08:51:50,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188735896] [2024-11-17 08:51:50,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:50,724 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-17 08:51:50,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:50,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-17 08:51:50,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-17 08:51:50,725 INFO L87 Difference]: Start difference. First operand 588 states and 699 transitions. cyclomatic complexity: 112 Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2024-11-17 08:51:50,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:50,737 INFO L93 Difference]: Finished difference Result 364 states and 425 transitions. [2024-11-17 08:51:50,737 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 364 states and 425 transitions. [2024-11-17 08:51:50,738 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 288 [2024-11-17 08:51:50,739 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 364 states to 364 states and 425 transitions. [2024-11-17 08:51:50,739 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 364 [2024-11-17 08:51:50,739 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 364 [2024-11-17 08:51:50,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 364 states and 425 transitions. [2024-11-17 08:51:50,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-17 08:51:50,740 INFO L218 hiAutomatonCegarLoop]: Abstraction has 364 states and 425 transitions. [2024-11-17 08:51:50,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states and 425 transitions. [2024-11-17 08:51:50,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 329. [2024-11-17 08:51:50,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 329 states have (on average 1.1732522796352585) internal successors, (386), 328 states have internal predecessors, (386), 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) [2024-11-17 08:51:50,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 386 transitions. [2024-11-17 08:51:50,743 INFO L240 hiAutomatonCegarLoop]: Abstraction has 329 states and 386 transitions. [2024-11-17 08:51:50,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-17 08:51:50,744 INFO L425 stractBuchiCegarLoop]: Abstraction has 329 states and 386 transitions. [2024-11-17 08:51:50,744 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-17 08:51:50,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 329 states and 386 transitions. [2024-11-17 08:51:50,745 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 253 [2024-11-17 08:51:50,745 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:50,745 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:50,745 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:50,745 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-17 08:51:50,746 INFO L745 eck$LassoCheckResult]: Stem: 17279#ULTIMATE.startENTRY 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; 17171#ULTIMATE.init_returnLabel#1 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; 17172#L462 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; 17223#L222-1 assume !(1 == ~q_req_up~0); 17225#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 17315#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 17288#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 17289#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 17285#L275-1 assume !(0 == ~q_read_ev~0); 17183#L280-1 assume !(0 == ~q_write_ev~0); 17184#L286-1 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; 17208#L65-1 assume !(1 == ~p_dw_pc~0); 17209#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 17252#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 17253#L77-1 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; 17278#L315-1 assume !(0 != activate_threads_~tmp~1#1); 17246#L321-1 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; 17247#L84-1 assume !(1 == ~c_dr_pc~0); 17236#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 17158#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 17159#L96-1 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; 17231#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 17204#L329-1 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; 17205#L293-1 assume !(1 == ~q_read_ev~0); 17199#L298-1 assume !(1 == ~q_write_ev~0); 17200#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 17258#L419 assume true; 17365#L419-1 assume !false; 17363#start_simulation_while_3_continue#1 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; 17361#L339 assume true; 17358#L339-1 assume !false; 17357#eval_while_2_continue#1 assume true;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; 17355#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 17353#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 17351#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 17349#L344 assume 0 != eval_~tmp___1~0#1; 17334#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 17257#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 17206#L128 assume 0 == ~p_dw_pc~0; 17207#L129 assume true; 17175#L139 [2024-11-17 08:51:50,746 INFO L747 eck$LassoCheckResult]: Loop: 17175#L139 assume true; 17156#L139-1 assume !false; 17157#do_write_p_while_0_continue#1 assume true; 17308#L141 assume !(0 == ~q_free~0); 17239#L151 havoc do_write_p_#t~nondet6#1;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_req_up~0 := 1; 17175#L139 [2024-11-17 08:51:50,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1251452390, now seen corresponding path program 1 times [2024-11-17 08:51:50,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061309638] [2024-11-17 08:51:50,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,755 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,755 INFO L85 PathProgramCache]: Analyzing trace with hash 149793080, now seen corresponding path program 1 times [2024-11-17 08:51:50,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197654354] [2024-11-17 08:51:50,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,757 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:50,759 INFO L85 PathProgramCache]: Analyzing trace with hash 861320895, now seen corresponding path program 1 times [2024-11-17 08:51:50,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:50,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373182688] [2024-11-17 08:51:50,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:50,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:50,768 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:50,797 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:51:50,797 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:51:50,797 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:51:50,797 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:51:50,797 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-17 08:51:50,797 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:50,798 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:51:50,798 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:51:50,798 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration15_Loop [2024-11-17 08:51:50,798 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:51:50,798 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:51:50,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:50,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:50,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:50,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:50,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:50,888 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:51:50,888 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-17 08:51:50,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:50,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:50,891 INFO L229 MonitoredProcess]: Starting monitored process 2 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) [2024-11-17 08:51:50,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-17 08:51:50,897 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:51:50,897 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:50,920 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:51:50,920 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_last_write~0=-8, ~q_buf_0~0=-8} Honda state: {~p_last_write~0=-8, ~q_buf_0~0=-8} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-17 08:51:50,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:50,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:50,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:50,933 INFO L229 MonitoredProcess]: Starting monitored process 3 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) [2024-11-17 08:51:50,933 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-17 08:51:50,934 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:51:50,934 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:50,946 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:51:50,946 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~q_req_up~0=1} Honda state: {~q_req_up~0=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-17 08:51:50,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-17 08:51:50,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:50,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:50,959 INFO L229 MonitoredProcess]: Starting monitored process 4 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) [2024-11-17 08:51:50,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-17 08:51:50,960 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:51:50,960 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:50,976 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:51:50,976 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Honda state: {ULTIMATE.start_do_write_p_#t~nondet6#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-17 08:51:50,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-17 08:51:50,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:50,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:50,990 INFO L229 MonitoredProcess]: Starting monitored process 5 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) [2024-11-17 08:51:50,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-17 08:51:50,992 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:51:50,993 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:51,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-17 08:51:51,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,016 INFO L229 MonitoredProcess]: Starting monitored process 6 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) [2024-11-17 08:51:51,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-17 08:51:51,019 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:51:51,019 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:51,045 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-17 08:51:51,045 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~p_num_write~0=0} Honda state: {~p_num_write~0=0} Generalized eigenvectors: [{~p_num_write~0=-4}, {~p_num_write~0=1}, {~p_num_write~0=4}] Lambdas: [1, 1, 1] Nus: [0, 0] [2024-11-17 08:51:51,055 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-17 08:51:51,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,057 INFO L229 MonitoredProcess]: Starting monitored process 7 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) [2024-11-17 08:51:51,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-17 08:51:51,059 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-17 08:51:51,059 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:51,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,090 INFO L229 MonitoredProcess]: Starting monitored process 8 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) [2024-11-17 08:51:51,091 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-17 08:51:51,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-17 08:51:51,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-17 08:51:51,124 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-17 08:51:51,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-17 08:51:51,129 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:51:51,129 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:51:51,129 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:51:51,129 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:51:51,129 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:51:51,129 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,129 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:51:51,129 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:51:51,130 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration15_Loop [2024-11-17 08:51:51,130 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:51:51,130 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:51:51,131 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:51,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:51,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:51,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:51,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:51,182 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:51:51,186 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:51:51,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,188 INFO L229 MonitoredProcess]: Starting monitored process 9 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) [2024-11-17 08:51:51,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-17 08:51:51,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:51,202 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:51,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-17 08:51:51,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,217 INFO L229 MonitoredProcess]: Starting monitored process 10 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) [2024-11-17 08:51:51,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-17 08:51:51,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:51,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:51,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,231 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,242 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,243 INFO L229 MonitoredProcess]: Starting monitored process 11 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) [2024-11-17 08:51:51,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-17 08:51:51,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:51,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:51,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-17 08:51:51,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,273 INFO L229 MonitoredProcess]: Starting monitored process 12 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) [2024-11-17 08:51:51,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-17 08:51:51,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:51,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:51,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,304 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,315 INFO L229 MonitoredProcess]: Starting monitored process 13 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) [2024-11-17 08:51:51,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-17 08:51:51,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,326 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,327 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:51,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:51,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,340 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-17 08:51:51,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,342 INFO L229 MonitoredProcess]: Starting monitored process 14 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) [2024-11-17 08:51:51,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-17 08:51:51,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,354 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,354 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,370 INFO L229 MonitoredProcess]: Starting monitored process 15 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) [2024-11-17 08:51:51,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-17 08:51:51,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,382 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,383 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,397 INFO L229 MonitoredProcess]: Starting monitored process 16 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) [2024-11-17 08:51:51,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-17 08:51:51,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,409 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,409 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,422 INFO L229 MonitoredProcess]: Starting monitored process 17 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) [2024-11-17 08:51:51,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-17 08:51:51,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,437 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,449 INFO L229 MonitoredProcess]: Starting monitored process 18 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) [2024-11-17 08:51:51,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-17 08:51:51,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,465 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:51,465 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:51,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,482 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-17 08:51:51,482 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-17 08:51:51,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,484 INFO L229 MonitoredProcess]: Starting monitored process 19 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) [2024-11-17 08:51:51,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-17 08:51:51,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,496 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,497 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-17 08:51:51,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,514 INFO L229 MonitoredProcess]: Starting monitored process 20 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) [2024-11-17 08:51:51,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-17 08:51:51,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,529 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,531 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-17 08:51:51,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,545 INFO L229 MonitoredProcess]: Starting monitored process 21 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) [2024-11-17 08:51:51,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-17 08:51:51,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,559 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,561 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,576 INFO L229 MonitoredProcess]: Starting monitored process 22 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) [2024-11-17 08:51:51,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-17 08:51:51,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,590 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,591 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,594 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,603 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,605 INFO L229 MonitoredProcess]: Starting monitored process 23 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) [2024-11-17 08:51:51,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-17 08:51:51,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,617 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:51,617 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,618 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-17 08:51:51,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,632 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-17 08:51:51,632 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-17 08:51:51,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,633 INFO L229 MonitoredProcess]: Starting monitored process 24 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) [2024-11-17 08:51:51,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-17 08:51:51,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,648 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:51,649 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:51,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,651 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,671 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,674 INFO L229 MonitoredProcess]: Starting monitored process 25 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) [2024-11-17 08:51:51,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-17 08:51:51,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,687 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:51,687 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:51,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,700 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-17 08:51:51,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,701 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2024-11-17 08:51:51,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-17 08:51:51,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,713 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:51,714 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:51,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,725 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,726 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2024-11-17 08:51:51,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-17 08:51:51,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,737 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,738 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:51,738 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:51,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,752 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2024-11-17 08:51:51,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-17 08:51:51,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:51,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,764 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:51,764 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:51,766 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-17 08:51:51,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,770 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-17 08:51:51,781 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-17 08:51:51,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,782 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2024-11-17 08:51:51,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-17 08:51:51,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,794 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:51,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,795 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,807 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-17 08:51:51,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,809 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2024-11-17 08:51:51,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-17 08:51:51,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,821 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,821 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:51,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,822 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,823 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,825 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,836 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2024-11-17 08:51:51,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-17 08:51:51,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,848 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:51,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,849 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,849 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,851 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,863 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2024-11-17 08:51:51,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-17 08:51:51,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,875 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,875 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:51,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,875 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,876 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-17 08:51:51,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-17 08:51:51,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,891 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2024-11-17 08:51:51,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-17 08:51:51,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,903 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:51,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,903 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:51,903 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-17 08:51:51,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:51,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-17 08:51:51,919 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-17 08:51:51,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,920 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2024-11-17 08:51:51,921 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-17 08:51:51,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,932 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:51:51,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,937 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,947 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-17 08:51:51,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,947 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,948 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2024-11-17 08:51:51,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-17 08:51:51,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,961 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,961 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:51:51,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,962 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:51,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:51,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:51,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:51,977 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2024-11-17 08:51:51,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-17 08:51:51,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:51,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:51,989 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:51:51,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:51,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:51,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:51,990 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:51,990 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:51,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:51,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,005 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2024-11-17 08:51:52,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-17 08:51:52,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,017 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,017 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:51:52,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,018 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:52,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,033 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-17 08:51:52,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,034 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2024-11-17 08:51:52,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-17 08:51:52,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,053 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-17 08:51:52,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,053 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:52,053 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,055 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-17 08:51:52,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,078 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-17 08:51:52,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,079 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2024-11-17 08:51:52,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-17 08:51:52,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,093 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:52,095 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:52,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,109 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,111 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2024-11-17 08:51:52,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-17 08:51:52,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,122 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,123 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:52,124 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:52,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,139 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2024-11-17 08:51:52,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-17 08:51:52,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,151 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,151 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,151 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:52,152 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:52,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,167 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2024-11-17 08:51:52,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-17 08:51:52,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,179 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,179 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,179 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:52,180 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-17 08:51:52,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,186 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,198 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2024-11-17 08:51:52,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-17 08:51:52,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,210 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,210 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,210 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:52,210 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-17 08:51:52,212 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-17 08:51:52,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,231 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-17 08:51:52,232 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-17 08:51:52,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,233 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2024-11-17 08:51:52,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-17 08:51:52,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,245 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:52,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,245 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:52,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,249 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,259 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2024-11-17 08:51:52,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-17 08:51:52,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,270 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,270 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:52,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,271 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,271 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:52,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,274 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-17 08:51:52,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,285 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2024-11-17 08:51:52,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-17 08:51:52,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,297 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,297 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:52,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,298 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,298 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:52,298 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-17 08:51:52,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,311 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2024-11-17 08:51:52,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-17 08:51:52,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,324 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:52,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,325 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-17 08:51:52,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,339 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2024-11-17 08:51:52,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-17 08:51:52,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,351 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-17 08:51:52,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,351 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:52,351 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-17 08:51:52,352 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-17 08:51:52,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,357 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,367 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-17 08:51:52,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,368 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2024-11-17 08:51:52,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-17 08:51:52,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,382 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,382 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:51:52,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:52,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,398 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2024-11-17 08:51:52,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-17 08:51:52,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,410 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,410 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:51:52,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:52,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-17 08:51:52,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,427 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2024-11-17 08:51:52,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-17 08:51:52,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,439 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,439 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,440 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:51:52,440 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:52,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,443 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,453 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-17 08:51:52,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,454 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2024-11-17 08:51:52,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-17 08:51:52,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,466 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,466 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:52,466 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:51:52,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:52,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,472 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:52,483 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2024-11-17 08:51:52,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-17 08:51:52,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:52,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-17 08:51:52,495 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-17 08:51:52,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:52,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:52,496 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:52,496 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-17 08:51:52,498 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-17 08:51:52,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:52,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:52,515 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:52,957 INFO L204 LassoAnalysis]: Preferences: [2024-11-17 08:51:52,957 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-17 08:51:52,958 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-17 08:51:52,958 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-17 08:51:52,958 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-17 08:51:52,958 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:52,958 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-17 08:51:52,958 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-17 08:51:52,958 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration15_Lasso [2024-11-17 08:51:52,958 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-17 08:51:52,958 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-17 08:51:52,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:52,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,015 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,020 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,023 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-17 08:51:53,293 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-17 08:51:53,293 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-17 08:51:53,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,296 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2024-11-17 08:51:53,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-17 08:51:53,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,309 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,320 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2024-11-17 08:51:53,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-17 08:51:53,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,334 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-17 08:51:53,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,345 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2024-11-17 08:51:53,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-17 08:51:53,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,357 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,357 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,357 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,369 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2024-11-17 08:51:53,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-17 08:51:53,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,390 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2024-11-17 08:51:53,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,391 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2024-11-17 08:51:53,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-17 08:51:53,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,403 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,403 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,416 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2024-11-17 08:51:53,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-17 08:51:53,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,427 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,428 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-17 08:51:53,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,438 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2024-11-17 08:51:53,439 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-17 08:51:53,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,452 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,463 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2024-11-17 08:51:53,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-17 08:51:53,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,476 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,490 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2024-11-17 08:51:53,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-17 08:51:53,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,505 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,507 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,519 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2024-11-17 08:51:53,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-17 08:51:53,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,533 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,536 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,548 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2024-11-17 08:51:53,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-17 08:51:53,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,563 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,575 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2024-11-17 08:51:53,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-17 08:51:53,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,588 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,601 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2024-11-17 08:51:53,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-17 08:51:53,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,616 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,618 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,628 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,629 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2024-11-17 08:51:53,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-17 08:51:53,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,641 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,651 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-17 08:51:53,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,652 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2024-11-17 08:51:53,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-17 08:51:53,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,664 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,664 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,666 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,676 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-17 08:51:53,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,678 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2024-11-17 08:51:53,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-17 08:51:53,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,719 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2024-11-17 08:51:53,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-17 08:51:53,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-17 08:51:53,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,743 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2024-11-17 08:51:53,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-17 08:51:53,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,755 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,767 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2024-11-17 08:51:53,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-17 08:51:53,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,780 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,791 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2024-11-17 08:51:53,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-17 08:51:53,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,802 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,803 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,804 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,815 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2024-11-17 08:51:53,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-17 08:51:53,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:53,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:53,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:53,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,837 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,838 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2024-11-17 08:51:53,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-17 08:51:53,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,850 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,862 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-17 08:51:53,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,864 INFO L229 MonitoredProcess]: Starting monitored process 76 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) [2024-11-17 08:51:53,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-17 08:51:53,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,877 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,887 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-17 08:51:53,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,888 INFO L229 MonitoredProcess]: Starting monitored process 77 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) [2024-11-17 08:51:53,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-17 08:51:53,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,899 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,899 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,901 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-17 08:51:53,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,912 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2024-11-17 08:51:53,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-17 08:51:53,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,927 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-17 08:51:53,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,938 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2024-11-17 08:51:53,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-17 08:51:53,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,954 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,965 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,966 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2024-11-17 08:51:53,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-17 08:51:53,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:53,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:53,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:53,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:53,976 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:53,977 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:53,977 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:53,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:53,989 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:53,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:53,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:53,990 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2024-11-17 08:51:53,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-17 08:51:53,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,001 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,012 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-17 08:51:54,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,013 INFO L229 MonitoredProcess]: Starting monitored process 82 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) [2024-11-17 08:51:54,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-17 08:51:54,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:54,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:54,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,039 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2024-11-17 08:51:54,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-17 08:51:54,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,051 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-17 08:51:54,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,061 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2024-11-17 08:51:54,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-17 08:51:54,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,072 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,073 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-17 08:51:54,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,084 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2024-11-17 08:51:54,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-17 08:51:54,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:54,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:54,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,108 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,109 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2024-11-17 08:51:54,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-17 08:51:54,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,122 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,133 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2024-11-17 08:51:54,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-17 08:51:54,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,155 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,156 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2024-11-17 08:51:54,157 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-17 08:51:54,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:54,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:54,170 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-17 08:51:54,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,181 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2024-11-17 08:51:54,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-17 08:51:54,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,193 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:54,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:54,195 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,205 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-17 08:51:54,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,206 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2024-11-17 08:51:54,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-17 08:51:54,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-17 08:51:54,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,217 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-17 08:51:54,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-17 08:51:54,218 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,228 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2024-11-17 08:51:54,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-17 08:51:54,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-17 08:51:54,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-17 08:51:54,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-17 08:51:54,243 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-17 08:51:54,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-17 08:51:54,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,254 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2024-11-17 08:51:54,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-17 08:51:54,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-17 08:51:54,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-17 08:51:54,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-17 08:51:54,266 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-17 08:51:54,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-17 08:51:54,268 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-17 08:51:54,268 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-17 08:51:54,276 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-17 08:51:54,292 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-17 08:51:54,292 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-17 08:51:54,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-17 08:51:54,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 08:51:54,319 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2024-11-17 08:51:54,321 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-17 08:51:54,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-17 08:51:54,336 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-17 08:51:54,336 INFO L474 LassoAnalysis]: Proved termination. [2024-11-17 08:51:54,336 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2024-11-17 08:51:54,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:54,351 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-17 08:51:54,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:54,397 INFO L255 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-17 08:51:54,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:51:54,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:54,509 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-17 08:51:54,509 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-17 08:51:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:54,546 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-11-17 08:51:54,547 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 329 states and 386 transitions. cyclomatic complexity: 60 Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2024-11-17 08:51:54,627 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 329 states and 386 transitions. cyclomatic complexity: 60. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) Result 656 states and 768 transitions. Complement of second has 9 states. [2024-11-17 08:51:54,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-17 08:51:54,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 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) [2024-11-17 08:51:54,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 210 transitions. [2024-11-17 08:51:54,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 210 transitions. Stem has 40 letters. Loop has 5 letters. [2024-11-17 08:51:54,631 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:51:54,631 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 210 transitions. Stem has 45 letters. Loop has 5 letters. [2024-11-17 08:51:54,631 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:51:54,631 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 210 transitions. Stem has 40 letters. Loop has 10 letters. [2024-11-17 08:51:54,631 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-17 08:51:54,631 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 656 states and 768 transitions. [2024-11-17 08:51:54,634 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 248 [2024-11-17 08:51:54,635 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 656 states to 333 states and 390 transitions. [2024-11-17 08:51:54,635 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 327 [2024-11-17 08:51:54,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 328 [2024-11-17 08:51:54,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 333 states and 390 transitions. [2024-11-17 08:51:54,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:51:54,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 333 states and 390 transitions. [2024-11-17 08:51:54,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states and 390 transitions. [2024-11-17 08:51:54,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 332. [2024-11-17 08:51:54,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 332 states have (on average 1.1716867469879517) internal successors, (389), 331 states have internal predecessors, (389), 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) [2024-11-17 08:51:54,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 389 transitions. [2024-11-17 08:51:54,639 INFO L240 hiAutomatonCegarLoop]: Abstraction has 332 states and 389 transitions. [2024-11-17 08:51:54,639 INFO L425 stractBuchiCegarLoop]: Abstraction has 332 states and 389 transitions. [2024-11-17 08:51:54,639 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-17 08:51:54,639 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 332 states and 389 transitions. [2024-11-17 08:51:54,640 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 248 [2024-11-17 08:51:54,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:54,640 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:54,641 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:54,641 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:54,641 INFO L745 eck$LassoCheckResult]: Stem: 18450#ULTIMATE.startENTRY 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; 18334#ULTIMATE.init_returnLabel#1 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; 18335#L462 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; 18393#L222-1 assume !(1 == ~q_req_up~0); 18395#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 18435#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 18436#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 18459#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 18456#L275-1 assume !(0 == ~q_read_ev~0); 18457#L280-1 assume !(0 == ~q_write_ev~0); 18332#L286-1 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; 18333#L65-1 assume !(1 == ~p_dw_pc~0); 18336#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 18337#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 18418#L77-1 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; 18419#L315-1 assume !(0 != activate_threads_~tmp~1#1); 18416#L321-1 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; 18417#L84-1 assume !(1 == ~c_dr_pc~0); 18405#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 18406#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 18400#L96-1 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; 18401#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 18373#L329-1 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; 18374#L293-1 assume !(1 == ~q_read_ev~0); 18362#L298-1 assume !(1 == ~q_write_ev~0); 18363#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 18431#L419 assume true; 18494#L419-1 assume !false; 18493#start_simulation_while_3_continue#1 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; 18492#L339 assume true; 18491#L339-1 assume !false; 18490#eval_while_2_continue#1 assume true;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; 18489#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 18488#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 18487#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 18486#L344 assume 0 != eval_~tmp___1~0#1; 18485#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 18484#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 18483#L128 assume 0 == ~p_dw_pc~0; 18482#L129 assume true; 18460#L139 assume true; 18341#L139-1 assume !false; 18478#do_write_p_while_0_continue#1 assume true; 18476#L141 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 18474#L145 assume true; 18471#L161 assume true;havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 18470#L364 [2024-11-17 08:51:54,641 INFO L747 eck$LassoCheckResult]: Loop: 18470#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 18466#L368 assume !(0 != eval_~tmp___0~2#1); 18467#L339 assume true; 18514#L339-1 assume !false; 18481#eval_while_2_continue#1 assume true;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; 18480#L255-1 assume !(0 == ~p_dw_st~0); 18479#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 18477#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 18475#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 18473#L344 assume 0 != eval_~tmp___1~0#1; 18472#L349 assume !(0 == ~p_dw_st~0); 18470#L364 [2024-11-17 08:51:54,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,641 INFO L85 PathProgramCache]: Analyzing trace with hash 931143061, now seen corresponding path program 1 times [2024-11-17 08:51:54,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:54,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241016810] [2024-11-17 08:51:54,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:54,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-17 08:51:54,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-17 08:51:54,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-17 08:51:54,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241016810] [2024-11-17 08:51:54,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241016810] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-17 08:51:54,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-17 08:51:54,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-17 08:51:54,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18259227] [2024-11-17 08:51:54,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-17 08:51:54,686 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-17 08:51:54,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,686 INFO L85 PathProgramCache]: Analyzing trace with hash -2053598983, now seen corresponding path program 3 times [2024-11-17 08:51:54,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:54,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60779530] [2024-11-17 08:51:54,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:54,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:54,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,689 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:54,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-17 08:51:54,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-17 08:51:54,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-17 08:51:54,713 INFO L87 Difference]: Start difference. First operand 332 states and 389 transitions. cyclomatic complexity: 60 Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 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) [2024-11-17 08:51:54,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-17 08:51:54,741 INFO L93 Difference]: Finished difference Result 424 states and 492 transitions. [2024-11-17 08:51:54,741 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 424 states and 492 transitions. [2024-11-17 08:51:54,743 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 335 [2024-11-17 08:51:54,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 424 states to 421 states and 489 transitions. [2024-11-17 08:51:54,744 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 412 [2024-11-17 08:51:54,744 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 412 [2024-11-17 08:51:54,744 INFO L73 IsDeterministic]: Start isDeterministic. Operand 421 states and 489 transitions. [2024-11-17 08:51:54,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-17 08:51:54,744 INFO L218 hiAutomatonCegarLoop]: Abstraction has 421 states and 489 transitions. [2024-11-17 08:51:54,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states and 489 transitions. [2024-11-17 08:51:54,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 387. [2024-11-17 08:51:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 387 states, 387 states have (on average 1.1679586563307494) internal successors, (452), 386 states have internal predecessors, (452), 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) [2024-11-17 08:51:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 387 states and 452 transitions. [2024-11-17 08:51:54,748 INFO L240 hiAutomatonCegarLoop]: Abstraction has 387 states and 452 transitions. [2024-11-17 08:51:54,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-17 08:51:54,751 INFO L425 stractBuchiCegarLoop]: Abstraction has 387 states and 452 transitions. [2024-11-17 08:51:54,751 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-17 08:51:54,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 387 states and 452 transitions. [2024-11-17 08:51:54,752 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 305 [2024-11-17 08:51:54,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-17 08:51:54,752 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-17 08:51:54,753 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:54,753 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-17 08:51:54,753 INFO L745 eck$LassoCheckResult]: Stem: 19199#ULTIMATE.startENTRY 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; 19097#ULTIMATE.init_returnLabel#1 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; 19098#L462 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; 19150#L222-1 assume !(1 == ~q_req_up~0); 19152#L230-1 assume true;assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true; 19186#L237 assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0; 19187#L242 assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0; 19208#L248 assume true;assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true; 19204#L275-1 assume !(0 == ~q_read_ev~0); 19205#L280-1 assume !(0 == ~q_write_ev~0); 19095#L286-1 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; 19096#L65-1 assume !(1 == ~p_dw_pc~0); 19261#L75-1 is_do_write_p_triggered_~__retres1~0#1 := 0; 19177#L68-1 assume true;is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1; 19173#L77-1 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; 19174#L315-1 assume !(0 != activate_threads_~tmp~1#1); 19171#L321-1 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; 19172#L84-1 assume !(1 == ~c_dr_pc~0); 19202#L94-1 is_do_read_c_triggered_~__retres1~1#1 := 0; 19256#L87-1 assume true;is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1; 19156#L96-1 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; 19157#L323-1 assume !(0 != activate_threads_~tmp___0~1#1); 19134#L329-1 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; 19135#L293-1 assume !(1 == ~q_read_ev~0); 19124#L298-1 assume !(1 == ~q_write_ev~0); 19125#L304-1 assume true;assume { :end_inline_reset_delta_events } true; 19182#L419 assume true; 19246#L419-1 assume !false; 19245#start_simulation_while_3_continue#1 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; 19244#L339 assume true; 19243#L339-1 assume !false; 19242#eval_while_2_continue#1 assume true;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; 19241#L255-1 assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 19240#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 19239#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 19238#L344 assume 0 != eval_~tmp___1~0#1; 19237#L349 assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1; 19236#L353 assume 0 != eval_~tmp~2#1;~p_dw_st~0 := 1;assume { :begin_inline_do_write_p } true;havoc do_write_p_#t~nondet6#1; 19136#L128 assume 0 == ~p_dw_pc~0; 19137#L129 assume true; 19233#L139 assume true; 19082#L139-1 assume !false; 19083#do_write_p_while_0_continue#1 assume true; 19128#L141 assume !(0 == ~q_free~0); 19129#L151 havoc do_write_p_#t~nondet6#1;~q_buf_0~0 := do_write_p_#t~nondet6#1;havoc do_write_p_#t~nondet6#1;~p_last_write~0 := ~q_buf_0~0;~p_num_write~0 := 1 + ~p_num_write~0;~q_free~0 := 0;~q_req_up~0 := 1; 19102#L139 assume true; 19103#L139-1 assume !false; 19227#do_write_p_while_0_continue#1 assume true; 19225#L141 assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1; 19223#L145 assume true; 19217#L161 assume true;havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true; 19215#L364 [2024-11-17 08:51:54,753 INFO L747 eck$LassoCheckResult]: Loop: 19215#L364 assume 0 == ~c_dr_st~0;havoc eval_#t~nondet11#1;eval_~tmp___0~2#1 := eval_#t~nondet11#1;havoc eval_#t~nondet11#1; 19212#L368 assume !(0 != eval_~tmp___0~2#1); 19213#L339 assume true; 19229#L339-1 assume !false; 19228#eval_while_2_continue#1 assume true;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; 19226#L255-1 assume !(0 == ~p_dw_st~0); 19224#L259-1 assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1; 19222#L261-1 assume true;exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1; 19221#L268-1 assume true;eval_#t~ret9#1 := exists_runnable_thread_#res#1;havoc exists_runnable_thread_~__retres1~2#1;assume { :end_inline_exists_runnable_thread } true;eval_~tmp___1~0#1 := eval_#t~ret9#1;havoc eval_#t~ret9#1; 19220#L344 assume 0 != eval_~tmp___1~0#1; 19218#L349 assume !(0 == ~p_dw_st~0); 19215#L364 [2024-11-17 08:51:54,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,754 INFO L85 PathProgramCache]: Analyzing trace with hash -526538118, now seen corresponding path program 1 times [2024-11-17 08:51:54,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:54,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183764836] [2024-11-17 08:51:54,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:54,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,765 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:54,765 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,766 INFO L85 PathProgramCache]: Analyzing trace with hash -2053598983, now seen corresponding path program 4 times [2024-11-17 08:51:54,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:54,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372221377] [2024-11-17 08:51:54,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:54,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:54,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:54,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-17 08:51:54,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1415327520, now seen corresponding path program 1 times [2024-11-17 08:51:54,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-17 08:51:54,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340816] [2024-11-17 08:51:54,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-17 08:51:54,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-17 08:51:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,777 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:54,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:54,784 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-17 08:51:54,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2024-11-17 08:51:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:55,245 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-17 08:51:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-17 08:51:55,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 17.11 08:51:55 BoogieIcfgContainer [2024-11-17 08:51:55,340 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-17 08:51:55,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 08:51:55,340 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 08:51:55,340 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 08:51:55,341 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 08:51:48" (3/4) ... [2024-11-17 08:51:55,342 INFO L140 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-17 08:51:55,386 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 08:51:55,386 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 08:51:55,386 INFO L158 Benchmark]: Toolchain (without parser) took 7370.54ms. Allocated memory was 151.0MB in the beginning and 249.6MB in the end (delta: 98.6MB). Free memory was 78.8MB in the beginning and 115.5MB in the end (delta: -36.6MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,386 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 151.0MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.02ms. Allocated memory is still 151.0MB. Free memory was 78.7MB in the beginning and 63.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.11ms. Allocated memory is still 151.0MB. Free memory was 63.7MB in the beginning and 61.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: Boogie Preprocessor took 36.16ms. Allocated memory is still 151.0MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: IcfgBuilder took 426.62ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 59.4MB in the beginning and 161.3MB in the end (delta: -101.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: BuchiAutomizer took 6594.73ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 161.3MB in the beginning and 120.7MB in the end (delta: 40.6MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,387 INFO L158 Benchmark]: Witness Printer took 45.79ms. Allocated memory is still 249.6MB. Free memory was 120.7MB in the beginning and 115.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 08:51:55,388 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 151.0MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.02ms. Allocated memory is still 151.0MB. Free memory was 78.7MB in the beginning and 63.9MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.11ms. Allocated memory is still 151.0MB. Free memory was 63.7MB in the beginning and 61.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.16ms. Allocated memory is still 151.0MB. Free memory was 61.5MB in the beginning and 59.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 426.62ms. Allocated memory was 151.0MB in the beginning and 207.6MB in the end (delta: 56.6MB). Free memory was 59.4MB in the beginning and 161.3MB in the end (delta: -101.9MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 6594.73ms. Allocated memory was 207.6MB in the beginning and 249.6MB in the end (delta: 41.9MB). Free memory was 161.3MB in the beginning and 120.7MB in the end (delta: 40.6MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. * Witness Printer took 45.79ms. Allocated memory is still 249.6MB. Free memory was 120.7MB in the beginning and 115.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 16 terminating modules (15 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. 15 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 387 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.4s and 17 iterations. TraceHistogramMax:2. Analysis of lassos took 5.3s. Construction of modules took 0.2s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 14. Minimization of nondet autom 2. Automata minimization 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 359 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1475 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1475 mSDsluCounter, 4534 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2157 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 247 IncrementalHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 2377 mSDtfsCounter, 247 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI7 SFLT0 conc0 concLT0 SILN3 SILU0 SILI5 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital54 mio100 ax100 hnf100 lsp35 ukn87 mio100 lsp92 div100 bol100 ite100 ukn100 eq195 hnf94 smp100 dnf134 smp100 tf106 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 83ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 364]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L25] int q_buf_0 ; [L26] int q_free ; [L27] int q_read_ev ; [L28] int q_write_ev ; [L29] int q_req_up ; [L30] int q_ev ; [L51] int p_num_write ; [L52] int p_last_write ; [L53] int p_dw_st ; [L54] int p_dw_pc ; [L55] int p_dw_i ; [L56] int c_num_read ; [L57] int c_last_read ; [L58] int c_dr_st ; [L59] int c_dr_pc ; [L60] int c_dr_i ; [L164] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L466] int __retres1 ; [L470] CALL init_model() [L452] q_free = 1 [L453] q_write_ev = 2 [L454] q_read_ev = q_write_ev [L455] p_num_write = 0 [L456] p_dw_pc = 0 [L457] p_dw_i = 1 [L458] c_num_read = 0 [L459] c_dr_pc = 0 [L460] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L470] RET init_model() [L471] CALL start_simulation() [L406] int kernel_st ; [L407] int tmp ; [L411] kernel_st = 0 [L412] CALL update_channels() [L222] COND FALSE !((int )q_req_up == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] RET update_channels() [L413] CALL init_threads() [L237] COND TRUE (int )p_dw_i == 1 [L238] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] COND TRUE (int )c_dr_i == 1 [L243] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] RET init_threads() [L414] CALL fire_delta_events() [L275] COND FALSE !((int )q_read_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L280] COND FALSE !((int )q_write_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L414] RET fire_delta_events() [L415] CALL activate_threads() [L308] int tmp ; [L309] int tmp___0 ; [L313] CALL, EXPR is_do_write_p_triggered() [L62] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L75] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L77] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L313] RET, EXPR is_do_write_p_triggered() [L313] tmp = is_do_write_p_triggered() [L315] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] CALL, EXPR is_do_read_c_triggered() [L81] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L94] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L96] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] RET, EXPR is_do_read_c_triggered() [L321] tmp___0 = is_do_read_c_triggered() [L323] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L415] RET activate_threads() [L416] CALL reset_delta_events() [L293] COND FALSE !((int )q_read_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] COND FALSE !((int )q_write_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L416] RET reset_delta_events() [L419] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L422] kernel_st = 1 [L423] CALL eval() [L333] int tmp ; [L334] int tmp___0 ; [L335] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L339] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L255] COND TRUE (int )p_dw_st == 0 [L256] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L268] return (__retres1); VAL [\result=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L349] COND TRUE (int )p_dw_st == 0 [L351] tmp = __VERIFIER_nondet_int() [L353] COND TRUE \read(tmp) [L355] p_dw_st = 1 [L356] CALL do_write_p() [L128] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L141] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L151] q_buf_0 = __VERIFIER_nondet_int() [L152] p_last_write = q_buf_0 [L153] p_num_write += 1 [L154] q_free = 0 [L155] q_req_up = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L141] COND TRUE (int )q_free == 0 [L142] p_dw_st = 2 [L143] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L356] RET do_write_p() Loop: [L364] COND TRUE (int )c_dr_st == 0 [L366] tmp___0 = __VERIFIER_nondet_int() [L368] COND FALSE !(\read(tmp___0)) [L339] COND TRUE 1 [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; [L255] COND FALSE !((int )p_dw_st == 0) [L259] COND TRUE (int )c_dr_st == 0 [L260] __retres1 = 1 [L268] return (__retres1); [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) [L349] COND FALSE !((int )p_dw_st == 0) End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 364]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L25] int q_buf_0 ; [L26] int q_free ; [L27] int q_read_ev ; [L28] int q_write_ev ; [L29] int q_req_up ; [L30] int q_ev ; [L51] int p_num_write ; [L52] int p_last_write ; [L53] int p_dw_st ; [L54] int p_dw_pc ; [L55] int p_dw_i ; [L56] int c_num_read ; [L57] int c_last_read ; [L58] int c_dr_st ; [L59] int c_dr_pc ; [L60] int c_dr_i ; [L164] static int a_t ; VAL [a_t=0, c_dr_i=0, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=0, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=0, q_read_ev=0, q_req_up=0, q_write_ev=0] [L466] int __retres1 ; [L470] CALL init_model() [L452] q_free = 1 [L453] q_write_ev = 2 [L454] q_read_ev = q_write_ev [L455] p_num_write = 0 [L456] p_dw_pc = 0 [L457] p_dw_i = 1 [L458] c_num_read = 0 [L459] c_dr_pc = 0 [L460] c_dr_i = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L470] RET init_model() [L471] CALL start_simulation() [L406] int kernel_st ; [L407] int tmp ; [L411] kernel_st = 0 [L412] CALL update_channels() [L222] COND FALSE !((int )q_req_up == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L412] RET update_channels() [L413] CALL init_threads() [L237] COND TRUE (int )p_dw_i == 1 [L238] p_dw_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L242] COND TRUE (int )c_dr_i == 1 [L243] c_dr_st = 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L413] RET init_threads() [L414] CALL fire_delta_events() [L275] COND FALSE !((int )q_read_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L280] COND FALSE !((int )q_write_ev == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L414] RET fire_delta_events() [L415] CALL activate_threads() [L308] int tmp ; [L309] int tmp___0 ; [L313] CALL, EXPR is_do_write_p_triggered() [L62] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L65] COND FALSE !((int )p_dw_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L75] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L77] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L313] RET, EXPR is_do_write_p_triggered() [L313] tmp = is_do_write_p_triggered() [L315] COND FALSE !(\read(tmp)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] CALL, EXPR is_do_read_c_triggered() [L81] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L84] COND FALSE !((int )c_dr_pc == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L94] __retres1 = 0 VAL [__retres1=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L96] return (__retres1); VAL [\result=0, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L321] RET, EXPR is_do_read_c_triggered() [L321] tmp___0 = is_do_read_c_triggered() [L323] COND FALSE !(\read(tmp___0)) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L415] RET activate_threads() [L416] CALL reset_delta_events() [L293] COND FALSE !((int )q_read_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L298] COND FALSE !((int )q_write_ev == 1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L416] RET reset_delta_events() [L419] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L422] kernel_st = 1 [L423] CALL eval() [L333] int tmp ; [L334] int tmp___0 ; [L335] int tmp___1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L339] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L255] COND TRUE (int )p_dw_st == 0 [L256] __retres1 = 1 VAL [__retres1=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L268] return (__retres1); VAL [\result=1, a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=0, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L349] COND TRUE (int )p_dw_st == 0 [L351] tmp = __VERIFIER_nondet_int() [L353] COND TRUE \read(tmp) [L355] p_dw_st = 1 [L356] CALL do_write_p() [L128] COND TRUE (int )p_dw_pc == 0 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L141] COND FALSE !((int )q_free == 0) VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=0, p_num_write=0, q_buf_0=0, q_ev=0, q_free=1, q_read_ev=2, q_req_up=0, q_write_ev=2] [L151] q_buf_0 = __VERIFIER_nondet_int() [L152] p_last_write = q_buf_0 [L153] p_num_write += 1 [L154] q_free = 0 [L155] q_req_up = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L139] COND TRUE 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=0, p_dw_st=1, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L141] COND TRUE (int )q_free == 0 [L142] p_dw_st = 2 [L143] p_dw_pc = 1 VAL [a_t=0, c_dr_i=1, c_dr_pc=0, c_dr_st=0, c_last_read=0, c_num_read=0, p_dw_i=1, p_dw_pc=1, p_dw_st=2, p_last_write=5, p_num_write=1, q_buf_0=5, q_ev=0, q_free=0, q_read_ev=2, q_req_up=1, q_write_ev=2] [L356] RET do_write_p() Loop: [L364] COND TRUE (int )c_dr_st == 0 [L366] tmp___0 = __VERIFIER_nondet_int() [L368] COND FALSE !(\read(tmp___0)) [L339] COND TRUE 1 [L342] CALL, EXPR exists_runnable_thread() [L252] int __retres1 ; [L255] COND FALSE !((int )p_dw_st == 0) [L259] COND TRUE (int )c_dr_st == 0 [L260] __retres1 = 1 [L268] return (__retres1); [L342] RET, EXPR exists_runnable_thread() [L342] tmp___1 = exists_runnable_thread() [L344] COND TRUE \read(tmp___1) [L349] COND FALSE !((int )p_dw_st == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-17 08:51:55,411 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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)