./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/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_1.6.800.v20240513-1750.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 0.3.0-?-e2fb8be-m [2025-03-09 07:34:20,978 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-09 07:34:21,029 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-03-09 07:34:21,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-09 07:34:21,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-09 07:34:21,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-03-09 07:34:21,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-09 07:34:21,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-09 07:34:21,048 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-09 07:34:21,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-09 07:34:21,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Use SBE=true [2025-03-09 07:34:21,049 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Use old map elimination=false [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-03-09 07:34:21,049 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-03-09 07:34:21,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-03-09 07:34:21,050 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-09 07:34:21,051 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-09 07:34:21,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-09 07:34:21,051 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-03-09 07:34:21,051 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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 [2025-03-09 07:34:21,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-09 07:34:21,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-09 07:34:21,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-09 07:34:21,277 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-09 07:34:21,277 INFO L274 PluginConnector]: CDTParser initialized [2025-03-09 07:34:21,278 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2025-03-09 07:34:22,433 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c264579/c44b941040a1420aa49e7dac19617cf8/FLAG1b5d861fa [2025-03-09 07:34:22,684 INFO L384 CDTParser]: Found 1 translation units. [2025-03-09 07:34:22,687 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/systemc/pc_sfifo_2.cil-2.c [2025-03-09 07:34:22,696 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c264579/c44b941040a1420aa49e7dac19617cf8/FLAG1b5d861fa [2025-03-09 07:34:22,711 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c264579/c44b941040a1420aa49e7dac19617cf8 [2025-03-09 07:34:22,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-09 07:34:22,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-09 07:34:22,715 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-09 07:34:22,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-09 07:34:22,719 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-09 07:34:22,719 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,720 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3867afc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22, skipping insertion in model container [2025-03-09 07:34:22,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,734 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-09 07:34:22,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 07:34:22,870 INFO L200 MainTranslator]: Completed pre-run [2025-03-09 07:34:22,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-09 07:34:22,912 INFO L204 MainTranslator]: Completed translation [2025-03-09 07:34:22,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22 WrapperNode [2025-03-09 07:34:22,912 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-09 07:34:22,913 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-09 07:34:22,913 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-09 07:34:22,913 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-09 07:34:22,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,936 INFO L138 Inliner]: procedures = 29, calls = 33, calls flagged for inlining = 28, calls inlined = 31, statements flattened = 301 [2025-03-09 07:34:22,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-09 07:34:22,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-09 07:34:22,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-09 07:34:22,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-09 07:34:22,942 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,943 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,951 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]. [2025-03-09 07:34:22,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,954 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,955 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-09 07:34:22,957 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-09 07:34:22,957 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-09 07:34:22,957 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-09 07:34:22,958 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (1/1) ... [2025-03-09 07:34:22,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:22,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:22,986 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) [2025-03-09 07:34:22,990 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 [2025-03-09 07:34:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-09 07:34:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-09 07:34:23,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-09 07:34:23,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-09 07:34:23,053 INFO L256 CfgBuilder]: Building ICFG [2025-03-09 07:34:23,054 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-09 07:34:23,295 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2025-03-09 07:34:23,295 INFO L307 CfgBuilder]: Performing block encoding [2025-03-09 07:34:23,303 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-09 07:34:23,304 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-09 07:34:23,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 07:34:23 BoogieIcfgContainer [2025-03-09 07:34:23,305 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-09 07:34:23,305 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-03-09 07:34:23,306 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-03-09 07:34:23,309 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-03-09 07:34:23,310 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 07:34:23,310 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.03 07:34:22" (1/3) ... [2025-03-09 07:34:23,311 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@108c1973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 07:34:23, skipping insertion in model container [2025-03-09 07:34:23,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 07:34:23,312 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.03 07:34:22" (2/3) ... [2025-03-09 07:34:23,312 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@108c1973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.03 07:34:23, skipping insertion in model container [2025-03-09 07:34:23,312 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-03-09 07:34:23,312 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 07:34:23" (3/3) ... [2025-03-09 07:34:23,313 INFO L363 chiAutomizerObserver]: Analyzing ICFG pc_sfifo_2.cil-2.c [2025-03-09 07:34:23,344 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-03-09 07:34:23,345 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-03-09 07:34:23,345 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-03-09 07:34:23,345 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-03-09 07:34:23,345 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-03-09 07:34:23,345 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-03-09 07:34:23,346 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-03-09 07:34:23,346 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-03-09 07:34:23,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 104 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 103 states have internal predecessors, (154), 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) [2025-03-09 07:34:23,368 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2025-03-09 07:34:23,369 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:23,369 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:23,375 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] [2025-03-09 07:34:23,375 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] [2025-03-09 07:34:23,376 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-03-09 07:34:23,377 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 104 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 103 states have internal predecessors, (154), 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) [2025-03-09 07:34:23,381 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 68 [2025-03-09 07:34:23,382 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:23,382 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:23,383 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] [2025-03-09 07:34:23,384 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] [2025-03-09 07:34:23,389 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume !(1 == ~p_dw_i~0);~p_dw_st~0 := 2;" "assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:23,389 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:23,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1793210089, now seen corresponding path program 1 times [2025-03-09 07:34:23,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603512431] [2025-03-09 07:34:23,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,445 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:23,460 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:23,461 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:23,461 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603512431] [2025-03-09 07:34:23,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603512431] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 07:34:23,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502096608] [2025-03-09 07:34:23,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,555 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:23,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1369198146, now seen corresponding path program 1 times [2025-03-09 07:34:23,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669528318] [2025-03-09 07:34:23,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,567 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 30 statements into 1 equivalence classes. [2025-03-09 07:34:23,568 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 30 of 30 statements. [2025-03-09 07:34:23,568 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:23,568 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669528318] [2025-03-09 07:34:23,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669528318] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 07:34:23,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396638896] [2025-03-09 07:34:23,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,582 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:23,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:23,598 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:23,599 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:23,600 INFO L87 Difference]: Start difference. First operand has 104 states, 103 states have (on average 1.4951456310679612) internal successors, (154), 103 states have internal predecessors, (154), 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) [2025-03-09 07:34:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:23,616 INFO L93 Difference]: Finished difference Result 98 states and 140 transitions. [2025-03-09 07:34:23,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 140 transitions. [2025-03-09 07:34:23,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2025-03-09 07:34:23,626 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 91 states and 133 transitions. [2025-03-09 07:34:23,627 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 91 [2025-03-09 07:34:23,628 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2025-03-09 07:34:23,629 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 133 transitions. [2025-03-09 07:34:23,629 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:23,630 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 133 transitions. [2025-03-09 07:34:23,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 133 transitions. [2025-03-09 07:34:23,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-09 07:34:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.4615384615384615) internal successors, (133), 90 states have internal predecessors, (133), 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) [2025-03-09 07:34:23,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 133 transitions. [2025-03-09 07:34:23,648 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 133 transitions. [2025-03-09 07:34:23,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:23,651 INFO L432 stractBuchiCegarLoop]: Abstraction has 91 states and 133 transitions. [2025-03-09 07:34:23,651 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-03-09 07:34:23,651 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 133 transitions. [2025-03-09 07:34:23,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2025-03-09 07:34:23,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:23,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:23,652 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] [2025-03-09 07:34:23,652 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] [2025-03-09 07:34:23,653 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume !(1 == ~c_dr_i~0);~c_dr_st~0 := 2;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:23,653 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:23,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,654 INFO L85 PathProgramCache]: Analyzing trace with hash 1581859176, now seen corresponding path program 1 times [2025-03-09 07:34:23,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460764755] [2025-03-09 07:34:23,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:23,668 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:23,668 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:23,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460764755] [2025-03-09 07:34:23,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460764755] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 07:34:23,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948949782] [2025-03-09 07:34:23,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,700 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:23,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1883046371, now seen corresponding path program 1 times [2025-03-09 07:34:23,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037953007] [2025-03-09 07:34:23,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,706 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-03-09 07:34:23,714 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-03-09 07:34:23,717 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:23,718 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037953007] [2025-03-09 07:34:23,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037953007] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 07:34:23,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416051863] [2025-03-09 07:34:23,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,784 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:23,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:23,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:23,787 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:23,787 INFO L87 Difference]: Start difference. First operand 91 states and 133 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) [2025-03-09 07:34:23,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:23,798 INFO L93 Difference]: Finished difference Result 91 states and 132 transitions. [2025-03-09 07:34:23,798 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 132 transitions. [2025-03-09 07:34:23,799 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2025-03-09 07:34:23,800 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 91 states and 132 transitions. [2025-03-09 07:34:23,800 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 91 [2025-03-09 07:34:23,800 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 91 [2025-03-09 07:34:23,800 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 132 transitions. [2025-03-09 07:34:23,800 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:23,800 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 132 transitions. [2025-03-09 07:34:23,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 132 transitions. [2025-03-09 07:34:23,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2025-03-09 07:34:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.4505494505494505) internal successors, (132), 90 states have internal predecessors, (132), 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) [2025-03-09 07:34:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 132 transitions. [2025-03-09 07:34:23,803 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 132 transitions. [2025-03-09 07:34:23,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:23,804 INFO L432 stractBuchiCegarLoop]: Abstraction has 91 states and 132 transitions. [2025-03-09 07:34:23,804 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-03-09 07:34:23,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 132 transitions. [2025-03-09 07:34:23,805 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 59 [2025-03-09 07:34:23,805 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:23,805 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:23,805 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] [2025-03-09 07:34:23,805 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] [2025-03-09 07:34:23,806 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:23,806 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume 1 == ~p_dw_pc~0;" "assume 1 == ~q_read_ev~0;is_do_write_p_triggered_~__retres1~0#1 := 1;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:23,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1990683401, now seen corresponding path program 1 times [2025-03-09 07:34:23,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [31137864] [2025-03-09 07:34:23,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,811 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:23,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:23,815 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:23,815 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,861 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [31137864] [2025-03-09 07:34:23,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [31137864] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,861 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 07:34:23,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831082378] [2025-03-09 07:34:23,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,861 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:23,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1883046371, now seen corresponding path program 2 times [2025-03-09 07:34:23,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086386058] [2025-03-09 07:34:23,862 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:34:23,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,873 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 34 statements into 1 equivalence classes. [2025-03-09 07:34:23,876 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-03-09 07:34:23,877 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:34:23,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:23,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:23,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:23,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086386058] [2025-03-09 07:34:23,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086386058] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:23,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:23,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 07:34:23,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408213174] [2025-03-09 07:34:23,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:23,933 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:23,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:23,933 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:23,933 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:23,934 INFO L87 Difference]: Start difference. First operand 91 states and 132 transitions. cyclomatic complexity: 42 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) [2025-03-09 07:34:23,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:23,962 INFO L93 Difference]: Finished difference Result 146 states and 209 transitions. [2025-03-09 07:34:23,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 146 states and 209 transitions. [2025-03-09 07:34:23,964 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 113 [2025-03-09 07:34:23,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 146 states to 146 states and 209 transitions. [2025-03-09 07:34:23,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 146 [2025-03-09 07:34:23,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 146 [2025-03-09 07:34:23,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 146 states and 209 transitions. [2025-03-09 07:34:23,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:23,965 INFO L218 hiAutomatonCegarLoop]: Abstraction has 146 states and 209 transitions. [2025-03-09 07:34:23,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states and 209 transitions. [2025-03-09 07:34:23,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 144. [2025-03-09 07:34:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 144 states have (on average 1.4305555555555556) internal successors, (206), 143 states have internal predecessors, (206), 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) [2025-03-09 07:34:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 206 transitions. [2025-03-09 07:34:23,970 INFO L240 hiAutomatonCegarLoop]: Abstraction has 144 states and 206 transitions. [2025-03-09 07:34:23,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:23,970 INFO L432 stractBuchiCegarLoop]: Abstraction has 144 states and 206 transitions. [2025-03-09 07:34:23,971 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-03-09 07:34:23,971 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 144 states and 206 transitions. [2025-03-09 07:34:23,971 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 111 [2025-03-09 07:34:23,971 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:23,971 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:23,973 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] [2025-03-09 07:34:23,973 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] [2025-03-09 07:34:23,973 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:23,973 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume 1 == ~c_dr_pc~0;" "assume 1 == ~q_write_ev~0;is_do_read_c_triggered_~__retres1~1#1 := 1;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:23,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:23,974 INFO L85 PathProgramCache]: Analyzing trace with hash 214385164, now seen corresponding path program 1 times [2025-03-09 07:34:23,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:23,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759411991] [2025-03-09 07:34:23,974 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:23,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:23,996 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,001 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,001 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759411991] [2025-03-09 07:34:24,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759411991] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-09 07:34:24,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900945742] [2025-03-09 07:34:24,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,027 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:24,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,028 INFO L85 PathProgramCache]: Analyzing trace with hash -48837190, now seen corresponding path program 1 times [2025-03-09 07:34:24,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782226344] [2025-03-09 07:34:24,028 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,032 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-03-09 07:34:24,034 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-03-09 07:34:24,034 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,034 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782226344] [2025-03-09 07:34:24,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782226344] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 07:34:24,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935505253] [2025-03-09 07:34:24,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,062 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:24,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 07:34:24,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-03-09 07:34:24,062 INFO L87 Difference]: Start difference. First operand 144 states and 206 transitions. cyclomatic complexity: 64 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) [2025-03-09 07:34:24,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,121 INFO L93 Difference]: Finished difference Result 303 states and 429 transitions. [2025-03-09 07:34:24,121 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 303 states and 429 transitions. [2025-03-09 07:34:24,123 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 265 [2025-03-09 07:34:24,125 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 303 states to 303 states and 429 transitions. [2025-03-09 07:34:24,125 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 303 [2025-03-09 07:34:24,125 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 303 [2025-03-09 07:34:24,125 INFO L73 IsDeterministic]: Start isDeterministic. Operand 303 states and 429 transitions. [2025-03-09 07:34:24,127 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,127 INFO L218 hiAutomatonCegarLoop]: Abstraction has 303 states and 429 transitions. [2025-03-09 07:34:24,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states and 429 transitions. [2025-03-09 07:34:24,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 242. [2025-03-09 07:34:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 242 states have (on average 1.4256198347107438) internal successors, (345), 241 states have internal predecessors, (345), 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) [2025-03-09 07:34:24,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 345 transitions. [2025-03-09 07:34:24,141 INFO L240 hiAutomatonCegarLoop]: Abstraction has 242 states and 345 transitions. [2025-03-09 07:34:24,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 07:34:24,145 INFO L432 stractBuchiCegarLoop]: Abstraction has 242 states and 345 transitions. [2025-03-09 07:34:24,145 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-03-09 07:34:24,145 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 242 states and 345 transitions. [2025-03-09 07:34:24,146 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 208 [2025-03-09 07:34:24,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,147 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] [2025-03-09 07:34:24,147 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] [2025-03-09 07:34:24,147 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:24,147 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:24,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,148 INFO L85 PathProgramCache]: Analyzing trace with hash -783722673, now seen corresponding path program 1 times [2025-03-09 07:34:24,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,148 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611047314] [2025-03-09 07:34:24,148 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,153 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,157 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,157 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,157 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,157 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,161 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,164 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,164 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,166 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,184 INFO L85 PathProgramCache]: Analyzing trace with hash 720492311, now seen corresponding path program 1 times [2025-03-09 07:34:24,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573800168] [2025-03-09 07:34:24,184 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,189 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 34 statements into 1 equivalence classes. [2025-03-09 07:34:24,191 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 34 of 34 statements. [2025-03-09 07:34:24,191 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,191 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573800168] [2025-03-09 07:34:24,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573800168] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 07:34:24,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137097019] [2025-03-09 07:34:24,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,219 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:24,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 07:34:24,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 07:34:24,219 INFO L87 Difference]: Start difference. First operand 242 states and 345 transitions. cyclomatic complexity: 105 Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2025-03-09 07:34:24,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,244 INFO L93 Difference]: Finished difference Result 262 states and 365 transitions. [2025-03-09 07:34:24,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 262 states and 365 transitions. [2025-03-09 07:34:24,245 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 228 [2025-03-09 07:34:24,247 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 262 states to 262 states and 365 transitions. [2025-03-09 07:34:24,247 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 262 [2025-03-09 07:34:24,247 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 262 [2025-03-09 07:34:24,247 INFO L73 IsDeterministic]: Start isDeterministic. Operand 262 states and 365 transitions. [2025-03-09 07:34:24,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,248 INFO L218 hiAutomatonCegarLoop]: Abstraction has 262 states and 365 transitions. [2025-03-09 07:34:24,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states and 365 transitions. [2025-03-09 07:34:24,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 254. [2025-03-09 07:34:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 254 states have (on average 1.405511811023622) internal successors, (357), 253 states have internal predecessors, (357), 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) [2025-03-09 07:34:24,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 357 transitions. [2025-03-09 07:34:24,256 INFO L240 hiAutomatonCegarLoop]: Abstraction has 254 states and 357 transitions. [2025-03-09 07:34:24,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 07:34:24,257 INFO L432 stractBuchiCegarLoop]: Abstraction has 254 states and 357 transitions. [2025-03-09 07:34:24,257 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-03-09 07:34:24,257 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 254 states and 357 transitions. [2025-03-09 07:34:24,258 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 220 [2025-03-09 07:34:24,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,258 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,259 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] [2025-03-09 07:34:24,259 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] [2025-03-09 07:34:24,259 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:24,259 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume !(0 == ~p_dw_st~0);" "assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume 0 != activate_threads_~tmp~1#1;~p_dw_st~0 := 0;" "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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:24,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,262 INFO L85 PathProgramCache]: Analyzing trace with hash -783722673, now seen corresponding path program 2 times [2025-03-09 07:34:24,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413845499] [2025-03-09 07:34:24,262 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:34:24,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,265 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,269 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,269 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:34:24,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,269 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,272 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,274 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,274 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,274 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,281 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,281 INFO L85 PathProgramCache]: Analyzing trace with hash -563237985, now seen corresponding path program 1 times [2025-03-09 07:34:24,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322466529] [2025-03-09 07:34:24,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-09 07:34:24,291 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-09 07:34:24,291 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,291 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,332 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322466529] [2025-03-09 07:34:24,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322466529] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-09 07:34:24,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1094246981] [2025-03-09 07:34:24,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,332 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:24,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,332 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-09 07:34:24,332 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-09 07:34:24,333 INFO L87 Difference]: Start difference. First operand 254 states and 357 transitions. cyclomatic complexity: 105 Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 5 states have internal predecessors, (35), 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) [2025-03-09 07:34:24,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,365 INFO L93 Difference]: Finished difference Result 260 states and 360 transitions. [2025-03-09 07:34:24,365 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 260 states and 360 transitions. [2025-03-09 07:34:24,367 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 226 [2025-03-09 07:34:24,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 260 states to 260 states and 360 transitions. [2025-03-09 07:34:24,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 260 [2025-03-09 07:34:24,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 260 [2025-03-09 07:34:24,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 260 states and 360 transitions. [2025-03-09 07:34:24,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,368 INFO L218 hiAutomatonCegarLoop]: Abstraction has 260 states and 360 transitions. [2025-03-09 07:34:24,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states and 360 transitions. [2025-03-09 07:34:24,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 260. [2025-03-09 07:34:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 260 states have (on average 1.3846153846153846) internal successors, (360), 259 states have internal predecessors, (360), 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) [2025-03-09 07:34:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 360 transitions. [2025-03-09 07:34:24,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 260 states and 360 transitions. [2025-03-09 07:34:24,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-09 07:34:24,380 INFO L432 stractBuchiCegarLoop]: Abstraction has 260 states and 360 transitions. [2025-03-09 07:34:24,381 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-03-09 07:34:24,381 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 260 states and 360 transitions. [2025-03-09 07:34:24,382 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 226 [2025-03-09 07:34:24,382 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,382 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,383 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] [2025-03-09 07:34:24,383 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] [2025-03-09 07:34:24,383 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } true;" [2025-03-09 07:34:24,383 INFO L754 eck$LassoCheckResult]: Loop: "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;" "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;" "assume !(0 == ~p_dw_st~0);" "assume !(0 == ~c_dr_st~0);exists_runnable_thread_~__retres1~2#1 := 0;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume !(0 != eval_~tmp___1~0#1);" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;start_simulation_~kernel_st~0#1 := 3;assume { :begin_inline_fire_delta_events } true;" "assume 0 == ~q_read_ev~0;~q_read_ev~0 := 1;" "assume 0 == ~q_write_ev~0;~q_write_ev~0 := 1;" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume 0 != activate_threads_~tmp___0~1#1;~c_dr_st~0 := 0;" "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;" "assume 1 == ~q_read_ev~0;~q_read_ev~0 := 2;" "assume 1 == ~q_write_ev~0;~q_write_ev~0 := 2;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != stop_simulation_~tmp~3#1;stop_simulation_~__retres2~0#1 := 0;" "stop_simulation_#res#1 := stop_simulation_~__retres2~0#1;" "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;" "assume !(0 != start_simulation_~tmp~4#1);" [2025-03-09 07:34:24,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,384 INFO L85 PathProgramCache]: Analyzing trace with hash -783722673, now seen corresponding path program 3 times [2025-03-09 07:34:24,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605219444] [2025-03-09 07:34:24,384 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:34:24,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,389 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,393 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,393 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-09 07:34:24,393 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,393 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 26 statements into 1 equivalence classes. [2025-03-09 07:34:24,398 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 26 of 26 statements. [2025-03-09 07:34:24,398 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,398 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1560310338, now seen corresponding path program 1 times [2025-03-09 07:34:24,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022832071] [2025-03-09 07:34:24,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,408 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-09 07:34:24,412 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-09 07:34:24,412 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,412 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022832071] [2025-03-09 07:34:24,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022832071] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-09 07:34:24,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487635018] [2025-03-09 07:34:24,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,424 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:24,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:24,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:24,425 INFO L87 Difference]: Start difference. First operand 260 states and 360 transitions. cyclomatic complexity: 102 Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 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) [2025-03-09 07:34:24,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,441 INFO L93 Difference]: Finished difference Result 314 states and 420 transitions. [2025-03-09 07:34:24,441 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 314 states and 420 transitions. [2025-03-09 07:34:24,442 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 275 [2025-03-09 07:34:24,444 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 314 states to 314 states and 420 transitions. [2025-03-09 07:34:24,444 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 314 [2025-03-09 07:34:24,444 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 314 [2025-03-09 07:34:24,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 314 states and 420 transitions. [2025-03-09 07:34:24,445 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,445 INFO L218 hiAutomatonCegarLoop]: Abstraction has 314 states and 420 transitions. [2025-03-09 07:34:24,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states and 420 transitions. [2025-03-09 07:34:24,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2025-03-09 07:34:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 314 states have (on average 1.3375796178343948) internal successors, (420), 313 states have internal predecessors, (420), 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) [2025-03-09 07:34:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 420 transitions. [2025-03-09 07:34:24,449 INFO L240 hiAutomatonCegarLoop]: Abstraction has 314 states and 420 transitions. [2025-03-09 07:34:24,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:24,449 INFO L432 stractBuchiCegarLoop]: Abstraction has 314 states and 420 transitions. [2025-03-09 07:34:24,450 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-03-09 07:34:24,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 314 states and 420 transitions. [2025-03-09 07:34:24,451 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 275 [2025-03-09 07:34:24,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,451 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,451 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] [2025-03-09 07:34:24,451 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:34:24,452 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } 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;" "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;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:24,452 INFO L754 eck$LassoCheckResult]: Loop: "assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume !(0 == ~p_dw_st~0);" "assume !(0 == ~c_dr_st~0);" "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;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:24,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,452 INFO L85 PathProgramCache]: Analyzing trace with hash -439788354, now seen corresponding path program 1 times [2025-03-09 07:34:24,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249873093] [2025-03-09 07:34:24,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,456 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 29 statements into 1 equivalence classes. [2025-03-09 07:34:24,457 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-09 07:34:24,457 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,458 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249873093] [2025-03-09 07:34:24,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249873093] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 07:34:24,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818810764] [2025-03-09 07:34:24,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,469 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:24,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1469621155, now seen corresponding path program 1 times [2025-03-09 07:34:24,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952512544] [2025-03-09 07:34:24,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,474 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-03-09 07:34:24,474 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-03-09 07:34:24,474 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,474 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952512544] [2025-03-09 07:34:24,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952512544] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 07:34:24,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312479848] [2025-03-09 07:34:24,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,481 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-03-09 07:34:24,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,481 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:24,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:24,482 INFO L87 Difference]: Start difference. First operand 314 states and 420 transitions. cyclomatic complexity: 108 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 2 states have internal predecessors, (8), 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) [2025-03-09 07:34:24,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,500 INFO L93 Difference]: Finished difference Result 434 states and 570 transitions. [2025-03-09 07:34:24,500 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 434 states and 570 transitions. [2025-03-09 07:34:24,517 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 395 [2025-03-09 07:34:24,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 434 states to 434 states and 570 transitions. [2025-03-09 07:34:24,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 434 [2025-03-09 07:34:24,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 434 [2025-03-09 07:34:24,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 434 states and 570 transitions. [2025-03-09 07:34:24,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,519 INFO L218 hiAutomatonCegarLoop]: Abstraction has 434 states and 570 transitions. [2025-03-09 07:34:24,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 434 states and 570 transitions. [2025-03-09 07:34:24,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 434 to 434. [2025-03-09 07:34:24,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 434 states have (on average 1.3133640552995391) internal successors, (570), 433 states have internal predecessors, (570), 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) [2025-03-09 07:34:24,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 570 transitions. [2025-03-09 07:34:24,524 INFO L240 hiAutomatonCegarLoop]: Abstraction has 434 states and 570 transitions. [2025-03-09 07:34:24,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:24,525 INFO L432 stractBuchiCegarLoop]: Abstraction has 434 states and 570 transitions. [2025-03-09 07:34:24,525 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-03-09 07:34:24,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 434 states and 570 transitions. [2025-03-09 07:34:24,528 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 395 [2025-03-09 07:34:24,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,528 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] [2025-03-09 07:34:24,528 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:34:24,528 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } 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;" "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;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:24,529 INFO L754 eck$LassoCheckResult]: Loop: "assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume !(0 == ~p_dw_st~0);" "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;" "assume !(0 != eval_~tmp___0~2#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;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:24,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,529 INFO L85 PathProgramCache]: Analyzing trace with hash -439788354, now seen corresponding path program 2 times [2025-03-09 07:34:24,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460303842] [2025-03-09 07:34:24,529 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:34:24,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,532 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 29 statements into 1 equivalence classes. [2025-03-09 07:34:24,533 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 29 of 29 statements. [2025-03-09 07:34:24,533 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:34:24,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:24,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:24,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:24,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460303842] [2025-03-09 07:34:24,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460303842] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:24,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:24,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-09 07:34:24,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736199111] [2025-03-09 07:34:24,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:24,548 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:24,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1686450559, now seen corresponding path program 1 times [2025-03-09 07:34:24,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511652971] [2025-03-09 07:34:24,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,550 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:24,550 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:24,550 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,551 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,551 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:24,551 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:24,551 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,552 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,553 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:24,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-09 07:34:24,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-09 07:34:24,593 INFO L87 Difference]: Start difference. First operand 434 states and 570 transitions. cyclomatic complexity: 138 Second operand has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2025-03-09 07:34:24,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:24,607 INFO L93 Difference]: Finished difference Result 295 states and 377 transitions. [2025-03-09 07:34:24,607 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 295 states and 377 transitions. [2025-03-09 07:34:24,608 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2025-03-09 07:34:24,609 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 295 states to 295 states and 377 transitions. [2025-03-09 07:34:24,609 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 295 [2025-03-09 07:34:24,609 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 295 [2025-03-09 07:34:24,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 295 states and 377 transitions. [2025-03-09 07:34:24,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-03-09 07:34:24,610 INFO L218 hiAutomatonCegarLoop]: Abstraction has 295 states and 377 transitions. [2025-03-09 07:34:24,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states and 377 transitions. [2025-03-09 07:34:24,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295. [2025-03-09 07:34:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 295 states, 295 states have (on average 1.2779661016949153) internal successors, (377), 294 states have internal predecessors, (377), 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) [2025-03-09 07:34:24,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 377 transitions. [2025-03-09 07:34:24,613 INFO L240 hiAutomatonCegarLoop]: Abstraction has 295 states and 377 transitions. [2025-03-09 07:34:24,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-09 07:34:24,614 INFO L432 stractBuchiCegarLoop]: Abstraction has 295 states and 377 transitions. [2025-03-09 07:34:24,614 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-03-09 07:34:24,614 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 295 states and 377 transitions. [2025-03-09 07:34:24,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 256 [2025-03-09 07:34:24,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:24,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:24,616 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] [2025-03-09 07:34:24,616 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-03-09 07:34:24,616 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } 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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1;" "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;" "assume 0 == ~p_dw_pc~0;" [2025-03-09 07:34:24,616 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == ~q_free~0);" "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;" [2025-03-09 07:34:24,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1069605293, now seen corresponding path program 1 times [2025-03-09 07:34:24,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031001993] [2025-03-09 07:34:24,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,620 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-09 07:34:24,622 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-09 07:34:24,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,622 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,622 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,623 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-09 07:34:24,625 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-09 07:34:24,625 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,625 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,629 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,629 INFO L85 PathProgramCache]: Analyzing trace with hash 4510, now seen corresponding path program 1 times [2025-03-09 07:34:24,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738879007] [2025-03-09 07:34:24,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,631 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-09 07:34:24,631 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-09 07:34:24,631 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,631 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,631 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,632 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-09 07:34:24,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-09 07:34:24,632 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,635 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:24,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1393499280, now seen corresponding path program 1 times [2025-03-09 07:34:24,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:24,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492786582] [2025-03-09 07:34:24,636 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:24,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:24,639 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-03-09 07:34:24,641 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-03-09 07:34:24,641 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,641 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:24,643 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-03-09 07:34:24,645 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-03-09 07:34:24,645 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:24,645 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:24,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:24,681 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:34:24,681 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:34:24,681 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:34:24,681 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:34:24,681 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-03-09 07:34:24,681 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,681 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:34:24,682 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:34:24,682 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration10_Loop [2025-03-09 07:34:24,682 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:34:24,682 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:34:24,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,700 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,758 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:34:24,759 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-03-09 07:34:24,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,762 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) [2025-03-09 07:34:24,764 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 [2025-03-09 07:34:24,765 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-09 07:34:24,765 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,803 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-09 07:34:24,803 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: [] [2025-03-09 07:34:24,810 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 [2025-03-09 07:34:24,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,812 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) [2025-03-09 07:34:24,816 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 [2025-03-09 07:34:24,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-09 07:34:24,817 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,828 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-09 07:34:24,828 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: [] [2025-03-09 07:34:24,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:24,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,835 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) [2025-03-09 07:34:24,836 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 [2025-03-09 07:34:24,837 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-09 07:34:24,838 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,853 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-09 07:34:24,854 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: [] [2025-03-09 07:34:24,859 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 [2025-03-09 07:34:24,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,861 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) [2025-03-09 07:34:24,863 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 [2025-03-09 07:34:24,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-09 07:34:24,863 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,878 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 [2025-03-09 07:34:24,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,881 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) [2025-03-09 07:34:24,881 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 [2025-03-09 07:34:24,882 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-09 07:34:24,882 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,909 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-03-09 07:34:24,909 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=-3}, {~p_num_write~0=-2}, {~p_num_write~0=6}] Lambdas: [1, 4, 1] Nus: [0, 1] [2025-03-09 07:34:24,916 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 [2025-03-09 07:34:24,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,919 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) [2025-03-09 07:34:24,920 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 [2025-03-09 07:34:24,921 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-03-09 07:34:24,921 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,945 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 [2025-03-09 07:34:24,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:24,948 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) [2025-03-09 07:34:24,949 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 [2025-03-09 07:34:24,950 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-03-09 07:34:24,950 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-03-09 07:34:24,977 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-03-09 07:34:24,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:24,981 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:34:24,981 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:34:24,981 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:34:24,982 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:34:24,982 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 07:34:24,982 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:24,982 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:34:24,982 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:34:24,982 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration10_Loop [2025-03-09 07:34:24,982 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:34:24,982 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:34:24,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:24,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:25,039 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:34:25,042 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 07:34:25,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,045 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) [2025-03-09 07:34:25,046 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 [2025-03-09 07:34:25,047 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 [2025-03-09 07:34:25,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:25,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:25,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,063 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,069 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 [2025-03-09 07:34:25,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,071 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) [2025-03-09 07:34:25,072 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 [2025-03-09 07:34:25,072 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 [2025-03-09 07:34:25,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:25,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:25,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,094 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-03-09 07:34:25,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,099 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) [2025-03-09 07:34:25,105 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 [2025-03-09 07:34:25,106 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 [2025-03-09 07:34:25,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:25,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:25,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,123 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 [2025-03-09 07:34:25,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,125 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) [2025-03-09 07:34:25,126 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 [2025-03-09 07:34:25,127 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 [2025-03-09 07:34:25,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:25,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:25,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,139 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,144 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 [2025-03-09 07:34:25,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,147 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) [2025-03-09 07:34:25,148 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 [2025-03-09 07:34:25,149 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 [2025-03-09 07:34:25,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,160 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:25,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,170 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 [2025-03-09 07:34:25,171 INFO L451 LassoAnalysis]: Using template '2-nested'. [2025-03-09 07:34:25,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,173 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) [2025-03-09 07:34:25,175 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 [2025-03-09 07:34:25,176 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 [2025-03-09 07:34:25,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,187 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,188 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,189 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,195 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 [2025-03-09 07:34:25,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,197 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) [2025-03-09 07:34:25,198 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 [2025-03-09 07:34:25,200 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 [2025-03-09 07:34:25,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,210 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,210 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,211 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,219 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 [2025-03-09 07:34:25,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,221 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) [2025-03-09 07:34:25,223 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 [2025-03-09 07:34:25,224 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 [2025-03-09 07:34:25,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,236 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,236 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,244 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 [2025-03-09 07:34:25,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,247 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) [2025-03-09 07:34:25,248 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 [2025-03-09 07:34:25,249 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 [2025-03-09 07:34:25,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,262 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,271 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 [2025-03-09 07:34:25,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,273 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) [2025-03-09 07:34:25,274 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 [2025-03-09 07:34:25,275 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 [2025-03-09 07:34:25,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,285 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,285 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,286 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:25,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,289 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,294 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 [2025-03-09 07:34:25,295 INFO L451 LassoAnalysis]: Using template '3-nested'. [2025-03-09 07:34:25,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,296 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) [2025-03-09 07:34:25,297 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 [2025-03-09 07:34:25,298 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 [2025-03-09 07:34:25,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,308 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,320 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 [2025-03-09 07:34:25,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,322 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) [2025-03-09 07:34:25,324 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 [2025-03-09 07:34:25,324 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 [2025-03-09 07:34:25,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,335 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,336 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,345 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 [2025-03-09 07:34:25,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,347 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) [2025-03-09 07:34:25,348 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 [2025-03-09 07:34:25,349 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 [2025-03-09 07:34:25,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,359 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,360 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,361 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,367 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-03-09 07:34:25,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,370 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) [2025-03-09 07:34:25,370 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 [2025-03-09 07:34:25,372 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 [2025-03-09 07:34:25,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,383 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,385 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,391 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 [2025-03-09 07:34:25,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,393 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) [2025-03-09 07:34:25,393 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 [2025-03-09 07:34:25,394 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 [2025-03-09 07:34:25,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,404 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,404 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,409 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2025-03-09 07:34:25,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,419 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 [2025-03-09 07:34:25,419 INFO L451 LassoAnalysis]: Using template '4-nested'. [2025-03-09 07:34:25,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,421 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) [2025-03-09 07:34:25,421 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 [2025-03-09 07:34:25,422 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 [2025-03-09 07:34:25,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,432 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,433 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,436 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-03-09 07:34:25,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,444 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) [2025-03-09 07:34:25,445 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 [2025-03-09 07:34:25,446 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 [2025-03-09 07:34:25,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,457 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,458 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,468 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) [2025-03-09 07:34:25,469 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 [2025-03-09 07:34:25,470 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 [2025-03-09 07:34:25,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,481 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,482 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,483 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,489 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 [2025-03-09 07:34:25,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,491 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) [2025-03-09 07:34:25,491 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 [2025-03-09 07:34:25,493 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 [2025-03-09 07:34:25,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,503 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,504 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,506 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-03-09 07:34:25,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,514 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) [2025-03-09 07:34:25,515 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 [2025-03-09 07:34:25,517 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 [2025-03-09 07:34:25,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:25,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,527 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,527 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,529 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2025-03-09 07:34:25,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,534 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,541 INFO L451 LassoAnalysis]: Using template '2-phase'. [2025-03-09 07:34:25,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,542 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) [2025-03-09 07:34:25,544 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 [2025-03-09 07:34:25,545 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 [2025-03-09 07:34:25,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,555 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,556 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,566 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) [2025-03-09 07:34:25,568 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 [2025-03-09 07:34:25,569 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 [2025-03-09 07:34:25,578 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,579 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,579 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,579 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,580 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-03-09 07:34:25,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,590 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) [2025-03-09 07:34:25,590 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 [2025-03-09 07:34:25,591 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 [2025-03-09 07:34:25,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,601 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,601 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,602 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-03-09 07:34:25,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,612 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) [2025-03-09 07:34:25,613 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 [2025-03-09 07:34:25,615 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 [2025-03-09 07:34:25,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,625 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,625 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,626 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2025-03-09 07:34:25,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,637 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) [2025-03-09 07:34:25,639 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 [2025-03-09 07:34:25,640 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 [2025-03-09 07:34:25,650 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,650 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,650 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,650 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2025-03-09 07:34:25,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:25,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,663 INFO L451 LassoAnalysis]: Using template '3-phase'. [2025-03-09 07:34:25,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,665 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) [2025-03-09 07:34:25,667 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 [2025-03-09 07:34:25,668 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 [2025-03-09 07:34:25,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,679 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2025-03-09 07:34:25,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,679 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,684 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,690 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 [2025-03-09 07:34:25,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,692 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) [2025-03-09 07:34:25,692 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 [2025-03-09 07:34:25,693 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 [2025-03-09 07:34:25,705 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,705 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2025-03-09 07:34:25,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,705 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,706 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-03-09 07:34:25,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,718 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) [2025-03-09 07:34:25,720 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 [2025-03-09 07:34:25,721 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 [2025-03-09 07:34:25,731 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,731 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2025-03-09 07:34:25,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,731 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,734 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,740 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 [2025-03-09 07:34:25,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,743 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) [2025-03-09 07:34:25,745 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 [2025-03-09 07:34:25,746 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 [2025-03-09 07:34:25,757 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,757 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2025-03-09 07:34:25,757 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,757 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,757 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,757 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,763 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,790 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) [2025-03-09 07:34:25,794 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 [2025-03-09 07:34:25,796 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 [2025-03-09 07:34:25,807 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,807 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2025-03-09 07:34:25,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,807 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,807 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,810 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2025-03-09 07:34:25,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,825 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-03-09 07:34:25,825 INFO L451 LassoAnalysis]: Using template '4-phase'. [2025-03-09 07:34:25,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,828 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) [2025-03-09 07:34:25,828 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 [2025-03-09 07:34:25,829 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 [2025-03-09 07:34:25,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:25,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,852 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 [2025-03-09 07:34:25,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,854 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) [2025-03-09 07:34:25,856 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 [2025-03-09 07:34:25,857 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 [2025-03-09 07:34:25,868 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,868 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:25,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,869 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,870 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,880 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 [2025-03-09 07:34:25,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,883 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) [2025-03-09 07:34:25,883 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 [2025-03-09 07:34:25,885 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 [2025-03-09 07:34:25,896 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,896 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:25,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,896 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,897 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,902 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,908 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 [2025-03-09 07:34:25,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,911 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) [2025-03-09 07:34:25,912 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 [2025-03-09 07:34:25,913 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 [2025-03-09 07:34:25,925 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,925 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:25,925 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,925 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,926 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2025-03-09 07:34:25,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,937 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 [2025-03-09 07:34:25,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,940 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) [2025-03-09 07:34:25,940 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 [2025-03-09 07:34:25,942 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 [2025-03-09 07:34:25,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,953 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:25,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,953 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:25,953 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2025-03-09 07:34:25,956 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2025-03-09 07:34:25,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,965 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:25,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:25,973 INFO L451 LassoAnalysis]: Using template '2-lex'. [2025-03-09 07:34:25,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:25,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:25,975 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) [2025-03-09 07:34:25,977 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 [2025-03-09 07:34:25,979 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 [2025-03-09 07:34:25,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:25,990 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:25,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:25,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:25,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:25,990 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:25,991 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:25,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:25,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,000 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 [2025-03-09 07:34:26,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,003 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) [2025-03-09 07:34:26,003 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 [2025-03-09 07:34:26,006 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 [2025-03-09 07:34:26,016 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,017 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:26,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,017 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:26,017 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:26,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,026 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 [2025-03-09 07:34:26,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,028 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) [2025-03-09 07:34:26,029 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 [2025-03-09 07:34:26,031 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 [2025-03-09 07:34:26,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,041 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:26,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:26,041 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:26,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,043 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,049 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 [2025-03-09 07:34:26,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,052 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) [2025-03-09 07:34:26,054 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 [2025-03-09 07:34:26,055 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 [2025-03-09 07:34:26,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:26,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,066 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:26,067 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2025-03-09 07:34:26,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,075 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 [2025-03-09 07:34:26,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,078 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) [2025-03-09 07:34:26,079 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 [2025-03-09 07:34:26,081 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 [2025-03-09 07:34:26,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,091 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2025-03-09 07:34:26,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,091 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:26,091 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2025-03-09 07:34:26,093 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2025-03-09 07:34:26,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,097 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,103 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 [2025-03-09 07:34:26,104 INFO L451 LassoAnalysis]: Using template '3-lex'. [2025-03-09 07:34:26,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,109 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) [2025-03-09 07:34:26,112 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 [2025-03-09 07:34:26,112 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 [2025-03-09 07:34:26,123 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,123 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:26,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,123 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,123 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2025-03-09 07:34:26,124 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:26,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,134 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 [2025-03-09 07:34:26,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,136 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) [2025-03-09 07:34:26,137 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 [2025-03-09 07:34:26,139 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 [2025-03-09 07:34:26,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,150 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:26,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,150 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2025-03-09 07:34:26,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:26,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,156 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,162 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 [2025-03-09 07:34:26,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,165 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) [2025-03-09 07:34:26,166 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 [2025-03-09 07:34:26,167 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 [2025-03-09 07:34:26,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:26,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,178 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2025-03-09 07:34:26,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:26,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,188 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-03-09 07:34:26,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,190 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) [2025-03-09 07:34:26,191 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 [2025-03-09 07:34:26,193 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 [2025-03-09 07:34:26,203 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,203 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:26,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:26,203 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2025-03-09 07:34:26,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:26,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,212 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,218 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2025-03-09 07:34:26,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:26,220 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) [2025-03-09 07:34:26,221 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 [2025-03-09 07:34:26,221 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 [2025-03-09 07:34:26,231 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2025-03-09 07:34:26,231 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2025-03-09 07:34:26,231 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:26,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:26,232 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:26,232 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2025-03-09 07:34:26,234 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2025-03-09 07:34:26,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:26,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:26,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-03-09 07:34:26,678 INFO L204 LassoAnalysis]: Preferences: [2025-03-09 07:34:26,678 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-03-09 07:34:26,678 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-03-09 07:34:26,678 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-03-09 07:34:26,678 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-03-09 07:34:26,678 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:26,678 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-03-09 07:34:26,678 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-03-09 07:34:26,678 INFO L132 ssoRankerPreferences]: Filename of dumped script: pc_sfifo_2.cil-2.c_Iteration10_Lasso [2025-03-09 07:34:26,678 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-03-09 07:34:26,678 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-03-09 07:34:26,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,687 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,689 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,734 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,753 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,755 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,766 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,775 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,783 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,786 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:26,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-03-09 07:34:27,026 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-03-09 07:34:27,026 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-03-09 07:34:27,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,029 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) [2025-03-09 07:34:27,031 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 [2025-03-09 07:34:27,032 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 [2025-03-09 07:34:27,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,043 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,045 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,050 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 [2025-03-09 07:34:27,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,051 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,053 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) [2025-03-09 07:34:27,054 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 [2025-03-09 07:34:27,054 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 [2025-03-09 07:34:27,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,065 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,071 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 [2025-03-09 07:34:27,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,073 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) [2025-03-09 07:34:27,073 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 [2025-03-09 07:34:27,074 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 [2025-03-09 07:34:27,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,085 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,086 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-03-09 07:34:27,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,093 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) [2025-03-09 07:34:27,094 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 [2025-03-09 07:34:27,095 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 [2025-03-09 07:34:27,105 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,105 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,108 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,115 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 [2025-03-09 07:34:27,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,117 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) [2025-03-09 07:34:27,119 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 [2025-03-09 07:34:27,120 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 [2025-03-09 07:34:27,129 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,129 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2025-03-09 07:34:27,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,138 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) [2025-03-09 07:34:27,139 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 [2025-03-09 07:34:27,140 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 [2025-03-09 07:34:27,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,150 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,150 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,153 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,158 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 [2025-03-09 07:34:27,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,160 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) [2025-03-09 07:34:27,161 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 [2025-03-09 07:34:27,162 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 [2025-03-09 07:34:27,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2025-03-09 07:34:27,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,182 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) [2025-03-09 07:34:27,183 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 [2025-03-09 07:34:27,184 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 [2025-03-09 07:34:27,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-03-09 07:34:27,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,203 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,205 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) [2025-03-09 07:34:27,205 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 [2025-03-09 07:34:27,206 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 [2025-03-09 07:34:27,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,217 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,223 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-03-09 07:34:27,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,225 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) [2025-03-09 07:34:27,225 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 [2025-03-09 07:34:27,226 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 [2025-03-09 07:34:27,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,237 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,237 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,239 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,245 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 [2025-03-09 07:34:27,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,248 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) [2025-03-09 07:34:27,249 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 [2025-03-09 07:34:27,250 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 [2025-03-09 07:34:27,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,262 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,271 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 [2025-03-09 07:34:27,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,273 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) [2025-03-09 07:34:27,275 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 [2025-03-09 07:34:27,279 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 [2025-03-09 07:34:27,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,292 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-03-09 07:34:27,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,300 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) [2025-03-09 07:34:27,300 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 [2025-03-09 07:34:27,301 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 [2025-03-09 07:34:27,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-03-09 07:34:27,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,323 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) [2025-03-09 07:34:27,324 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 [2025-03-09 07:34:27,326 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 [2025-03-09 07:34:27,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,336 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,336 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,337 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,342 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 [2025-03-09 07:34:27,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,344 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) [2025-03-09 07:34:27,344 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 [2025-03-09 07:34:27,346 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 [2025-03-09 07:34:27,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,359 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,365 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 [2025-03-09 07:34:27,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,367 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) [2025-03-09 07:34:27,369 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 [2025-03-09 07:34:27,370 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 [2025-03-09 07:34:27,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,387 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-03-09 07:34:27,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,389 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) [2025-03-09 07:34:27,389 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 [2025-03-09 07:34:27,390 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 [2025-03-09 07:34:27,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,401 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,406 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 [2025-03-09 07:34:27,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,408 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) [2025-03-09 07:34:27,409 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 [2025-03-09 07:34:27,410 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 [2025-03-09 07:34:27,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,420 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-03-09 07:34:27,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,427 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) [2025-03-09 07:34:27,428 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 [2025-03-09 07:34:27,429 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 [2025-03-09 07:34:27,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,445 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-03-09 07:34:27,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,447 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) [2025-03-09 07:34:27,448 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 [2025-03-09 07:34:27,449 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 [2025-03-09 07:34:27,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,462 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,469 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-03-09 07:34:27,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,471 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) [2025-03-09 07:34:27,472 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 [2025-03-09 07:34:27,473 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 [2025-03-09 07:34:27,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,485 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,487 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,492 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-03-09 07:34:27,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,494 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) [2025-03-09 07:34:27,495 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 [2025-03-09 07:34:27,496 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 [2025-03-09 07:34:27,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,509 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,514 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 [2025-03-09 07:34:27,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,516 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) [2025-03-09 07:34:27,517 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 [2025-03-09 07:34:27,518 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 [2025-03-09 07:34:27,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,536 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 [2025-03-09 07:34:27,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,538 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) [2025-03-09 07:34:27,538 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 [2025-03-09 07:34:27,539 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 [2025-03-09 07:34:27,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,550 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,550 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,553 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,559 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 [2025-03-09 07:34:27,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,561 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) [2025-03-09 07:34:27,567 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 [2025-03-09 07:34:27,567 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 [2025-03-09 07:34:27,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,580 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,580 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,582 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,587 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 [2025-03-09 07:34:27,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,589 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) [2025-03-09 07:34:27,590 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 [2025-03-09 07:34:27,591 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 [2025-03-09 07:34:27,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,602 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2025-03-09 07:34:27,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,609 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) [2025-03-09 07:34:27,610 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 [2025-03-09 07:34:27,612 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 [2025-03-09 07:34:27,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,630 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2025-03-09 07:34:27,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,632 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) [2025-03-09 07:34:27,633 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 [2025-03-09 07:34:27,634 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 [2025-03-09 07:34:27,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,647 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,652 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 [2025-03-09 07:34:27,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,654 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) [2025-03-09 07:34:27,655 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 [2025-03-09 07:34:27,656 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 [2025-03-09 07:34:27,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2025-03-09 07:34:27,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,675 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) [2025-03-09 07:34:27,676 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 [2025-03-09 07:34:27,677 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 [2025-03-09 07:34:27,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,690 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,695 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 [2025-03-09 07:34:27,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,695 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,697 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) [2025-03-09 07:34:27,697 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 [2025-03-09 07:34:27,699 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 [2025-03-09 07:34:27,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,715 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 [2025-03-09 07:34:27,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,717 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) [2025-03-09 07:34:27,717 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 [2025-03-09 07:34:27,718 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 [2025-03-09 07:34:27,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,729 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2025-03-09 07:34:27,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,737 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) [2025-03-09 07:34:27,738 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 [2025-03-09 07:34:27,738 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 [2025-03-09 07:34:27,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,756 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2025-03-09 07:34:27,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,758 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) [2025-03-09 07:34:27,759 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 [2025-03-09 07:34:27,760 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 [2025-03-09 07:34:27,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,778 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 [2025-03-09 07:34:27,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,780 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) [2025-03-09 07:34:27,781 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 [2025-03-09 07:34:27,782 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 [2025-03-09 07:34:27,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,799 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 [2025-03-09 07:34:27,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,801 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) [2025-03-09 07:34:27,801 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 [2025-03-09 07:34:27,802 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 [2025-03-09 07:34:27,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,814 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,819 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 [2025-03-09 07:34:27,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,821 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) [2025-03-09 07:34:27,822 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 [2025-03-09 07:34:27,823 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 [2025-03-09 07:34:27,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-03-09 07:34:27,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-03-09 07:34:27,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-03-09 07:34:27,834 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,839 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2025-03-09 07:34:27,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,841 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) [2025-03-09 07:34:27,842 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 [2025-03-09 07:34:27,843 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 [2025-03-09 07:34:27,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-03-09 07:34:27,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,854 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-03-09 07:34:27,854 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-03-09 07:34:27,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-03-09 07:34:27,861 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 [2025-03-09 07:34:27,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,863 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) [2025-03-09 07:34:27,864 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 [2025-03-09 07:34:27,865 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 [2025-03-09 07:34:27,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-03-09 07:34:27,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-03-09 07:34:27,874 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-03-09 07:34:27,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-03-09 07:34:27,877 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2025-03-09 07:34:27,877 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2025-03-09 07:34:27,884 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-03-09 07:34:27,901 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-03-09 07:34:27,902 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-03-09 07:34:27,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-03-09 07:34:27,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-09 07:34:27,905 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) [2025-03-09 07:34:27,910 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 [2025-03-09 07:34:27,911 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-03-09 07:34:27,927 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2025-03-09 07:34:27,927 INFO L474 LassoAnalysis]: Proved termination. [2025-03-09 07:34:27,928 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~q_free~0) = 1*~q_free~0 Supporting invariants [1*~q_free~0 >= 0] [2025-03-09 07:34:27,934 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2025-03-09 07:34:27,943 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2025-03-09 07:34:27,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:27,977 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 35 statements into 1 equivalence classes. [2025-03-09 07:34:27,988 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 35 of 35 statements. [2025-03-09 07:34:27,989 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:27,989 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:27,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-09 07:34:27,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:34:28,115 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-03-09 07:34:28,117 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-03-09 07:34:28,117 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,117 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:28,117 WARN L254 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-03-09 07:34:28,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-09 07:34:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:28,137 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 [2025-03-09 07:34:28,138 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 295 states and 377 transitions. cyclomatic complexity: 83 Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2025-03-09 07:34:28,257 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 295 states and 377 transitions. cyclomatic complexity: 83. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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 1622 states and 2092 transitions. Complement of second has 9 states. [2025-03-09 07:34:28,259 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 [2025-03-09 07:34:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2025-03-09 07:34:28,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 339 transitions. [2025-03-09 07:34:28,263 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 339 transitions. Stem has 35 letters. Loop has 2 letters. [2025-03-09 07:34:28,263 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:34:28,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 339 transitions. Stem has 37 letters. Loop has 2 letters. [2025-03-09 07:34:28,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:34:28,265 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 339 transitions. Stem has 35 letters. Loop has 4 letters. [2025-03-09 07:34:28,265 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-03-09 07:34:28,265 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1622 states and 2092 transitions. [2025-03-09 07:34:28,273 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 575 [2025-03-09 07:34:28,277 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1622 states to 1221 states and 1582 transitions. [2025-03-09 07:34:28,277 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 696 [2025-03-09 07:34:28,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 708 [2025-03-09 07:34:28,278 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1221 states and 1582 transitions. [2025-03-09 07:34:28,278 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:34:28,278 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1221 states and 1582 transitions. [2025-03-09 07:34:28,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1221 states and 1582 transitions. [2025-03-09 07:34:28,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1221 to 1176. [2025-03-09 07:34:28,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1176 states, 1176 states have (on average 1.3010204081632653) internal successors, (1530), 1175 states have internal predecessors, (1530), 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) [2025-03-09 07:34:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 1176 states and 1530 transitions. [2025-03-09 07:34:28,302 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1176 states and 1530 transitions. [2025-03-09 07:34:28,302 INFO L432 stractBuchiCegarLoop]: Abstraction has 1176 states and 1530 transitions. [2025-03-09 07:34:28,303 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-03-09 07:34:28,303 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1176 states and 1530 transitions. [2025-03-09 07:34:28,306 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 569 [2025-03-09 07:34:28,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:28,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:28,307 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] [2025-03-09 07:34:28,307 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:34:28,307 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } 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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1;" "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;" "assume 0 == ~p_dw_pc~0;" "assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1;" "havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true;" [2025-03-09 07:34:28,307 INFO L754 eck$LassoCheckResult]: Loop: "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;" "assume !(0 != eval_~tmp___0~2#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;" "assume !(0 == ~p_dw_st~0);" "assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:28,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:28,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1393499313, now seen corresponding path program 1 times [2025-03-09 07:34:28,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:28,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633230459] [2025-03-09 07:34:28,308 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:28,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:28,312 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 37 statements into 1 equivalence classes. [2025-03-09 07:34:28,314 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 37 of 37 statements. [2025-03-09 07:34:28,315 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,315 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-09 07:34:28,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-09 07:34:28,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-09 07:34:28,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633230459] [2025-03-09 07:34:28,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633230459] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-09 07:34:28,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-09 07:34:28,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-03-09 07:34:28,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217811552] [2025-03-09 07:34:28,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-09 07:34:28,362 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-03-09 07:34:28,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:28,362 INFO L85 PathProgramCache]: Analyzing trace with hash 326657383, now seen corresponding path program 2 times [2025-03-09 07:34:28,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:28,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854627852] [2025-03-09 07:34:28,362 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-03-09 07:34:28,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:28,364 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:28,365 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:28,365 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-03-09 07:34:28,365 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,365 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:28,366 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:28,366 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:28,366 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,366 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:28,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-09 07:34:28,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-03-09 07:34:28,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-03-09 07:34:28,394 INFO L87 Difference]: Start difference. First operand 1176 states and 1530 transitions. cyclomatic complexity: 361 Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 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) [2025-03-09 07:34:28,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-09 07:34:28,432 INFO L93 Difference]: Finished difference Result 1420 states and 1823 transitions. [2025-03-09 07:34:28,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1420 states and 1823 transitions. [2025-03-09 07:34:28,438 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 818 [2025-03-09 07:34:28,443 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1420 states to 1420 states and 1823 transitions. [2025-03-09 07:34:28,443 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 937 [2025-03-09 07:34:28,444 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 937 [2025-03-09 07:34:28,444 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1420 states and 1823 transitions. [2025-03-09 07:34:28,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-03-09 07:34:28,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1420 states and 1823 transitions. [2025-03-09 07:34:28,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1420 states and 1823 transitions. [2025-03-09 07:34:28,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1420 to 1364. [2025-03-09 07:34:28,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1364 states have (on average 1.2866568914956011) internal successors, (1755), 1363 states have internal predecessors, (1755), 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) [2025-03-09 07:34:28,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1755 transitions. [2025-03-09 07:34:28,479 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1364 states and 1755 transitions. [2025-03-09 07:34:28,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-03-09 07:34:28,479 INFO L432 stractBuchiCegarLoop]: Abstraction has 1364 states and 1755 transitions. [2025-03-09 07:34:28,479 INFO L338 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2025-03-09 07:34:28,479 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1364 states and 1755 transitions. [2025-03-09 07:34:28,483 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 763 [2025-03-09 07:34:28,483 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-03-09 07:34:28,484 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-03-09 07:34:28,484 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] [2025-03-09 07:34:28,484 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-03-09 07:34:28,484 INFO L752 eck$LassoCheckResult]: Stem: "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;" "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;" "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;" "assume !(1 == ~q_req_up~0);" "assume { :end_inline_update_channels } true;assume { :begin_inline_init_threads } true;" "assume 1 == ~p_dw_i~0;~p_dw_st~0 := 0;" "assume 1 == ~c_dr_i~0;~c_dr_st~0 := 0;" "assume { :end_inline_init_threads } true;assume { :begin_inline_fire_delta_events } true;" "assume !(0 == ~q_read_ev~0);" "assume !(0 == ~q_write_ev~0);" "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;" "assume !(1 == ~p_dw_pc~0);" "is_do_write_p_triggered_~__retres1~0#1 := 0;" "is_do_write_p_triggered_#res#1 := is_do_write_p_triggered_~__retres1~0#1;" "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;" "assume !(0 != activate_threads_~tmp~1#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;" "assume !(1 == ~c_dr_pc~0);" "is_do_read_c_triggered_~__retres1~1#1 := 0;" "is_do_read_c_triggered_#res#1 := is_do_read_c_triggered_~__retres1~1#1;" "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;" "assume !(0 != activate_threads_~tmp___0~1#1);" "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;" "assume !(1 == ~q_read_ev~0);" "assume !(1 == ~q_write_ev~0);" "assume { :end_inline_reset_delta_events } 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;" "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;" "assume 0 == ~p_dw_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume 0 == ~p_dw_st~0;havoc eval_#t~nondet10#1;eval_~tmp~2#1 := eval_#t~nondet10#1;havoc eval_#t~nondet10#1;" "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;" "assume 0 == ~p_dw_pc~0;" "assume !(0 == ~q_free~0);" "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;" "assume 0 == ~q_free~0;~p_dw_st~0 := 2;~p_dw_pc~0 := 1;" "havoc do_write_p_#t~nondet6#1;assume { :end_inline_do_write_p } true;" [2025-03-09 07:34:28,484 INFO L754 eck$LassoCheckResult]: Loop: "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;" "assume !(0 != eval_~tmp___0~2#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;" "assume !(0 == ~p_dw_st~0);" "assume 0 == ~c_dr_st~0;exists_runnable_thread_~__retres1~2#1 := 1;" "exists_runnable_thread_#res#1 := exists_runnable_thread_~__retres1~2#1;" "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;" "assume 0 != eval_~tmp___1~0#1;" "assume !(0 == ~p_dw_st~0);" [2025-03-09 07:34:28,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:28,485 INFO L85 PathProgramCache]: Analyzing trace with hash 876991788, now seen corresponding path program 1 times [2025-03-09 07:34:28,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:28,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213141392] [2025-03-09 07:34:28,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:28,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:28,488 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-09 07:34:28,492 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 [2025-03-09 07:34:28,492 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-09 07:34:28,492 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,492 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:28,494 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-09 07:34:28,497 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-09 07:34:28,497 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,497 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,499 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:28,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:28,499 INFO L85 PathProgramCache]: Analyzing trace with hash 326657383, now seen corresponding path program 3 times [2025-03-09 07:34:28,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:28,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83286279] [2025-03-09 07:34:28,500 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-03-09 07:34:28,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:28,503 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:28,504 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:28,504 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-03-09 07:34:28,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,504 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:28,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-03-09 07:34:28,506 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-03-09 07:34:28,506 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:28,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-09 07:34:28,508 INFO L85 PathProgramCache]: Analyzing trace with hash 4731036, now seen corresponding path program 1 times [2025-03-09 07:34:28,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-09 07:34:28,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190805429] [2025-03-09 07:34:28,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-09 07:34:28,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-09 07:34:28,512 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-09 07:34:28,514 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-09 07:34:28,514 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,514 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,514 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:28,516 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 48 statements into 1 equivalence classes. [2025-03-09 07:34:28,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 48 of 48 statements. [2025-03-09 07:34:28,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,523 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-03-09 07:34:28,989 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-09 07:34:28,993 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-09 07:34:28,993 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:28,993 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:28,993 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-03-09 07:34:28,998 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 39 statements into 1 equivalence classes. [2025-03-09 07:34:29,006 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 39 of 39 statements. [2025-03-09 07:34:29,006 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-09 07:34:29,006 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-03-09 07:34:29,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.03 07:34:29 BoogieIcfgContainer [2025-03-09 07:34:29,076 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-03-09 07:34:29,077 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-09 07:34:29,077 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-09 07:34:29,077 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-09 07:34:29,078 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 09.03 07:34:23" (3/4) ... [2025-03-09 07:34:29,080 INFO L143 WitnessPrinter]: Generating witness for non-termination counterexample [2025-03-09 07:34:29,128 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-09 07:34:29,128 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-09 07:34:29,129 INFO L158 Benchmark]: Toolchain (without parser) took 6415.11ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 131.5MB in the beginning and 123.0MB in the end (delta: 8.6MB). Peak memory consumption was 40.0MB. Max. memory is 16.1GB. [2025-03-09 07:34:29,129 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 226.5MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:34:29,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.18ms. Allocated memory is still 167.8MB. Free memory was 131.5MB in the beginning and 118.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-09 07:34:29,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 23.08ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 117.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:34:29,129 INFO L158 Benchmark]: Boogie Preprocessor took 20.49ms. Allocated memory is still 167.8MB. Free memory was 117.2MB in the beginning and 115.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-09 07:34:29,129 INFO L158 Benchmark]: IcfgBuilder took 347.53ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 94.6MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-09 07:34:29,130 INFO L158 Benchmark]: BuchiAutomizer took 5771.06ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 94.6MB in the beginning and 129.6MB in the end (delta: -35.0MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2025-03-09 07:34:29,131 INFO L158 Benchmark]: Witness Printer took 51.30ms. Allocated memory is still 201.3MB. Free memory was 129.6MB in the beginning and 123.0MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-09 07:34:29,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 226.5MB. Free memory is still 147.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 197.18ms. Allocated memory is still 167.8MB. Free memory was 131.5MB in the beginning and 118.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 23.08ms. Allocated memory is still 167.8MB. Free memory was 118.8MB in the beginning and 117.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.49ms. Allocated memory is still 167.8MB. Free memory was 117.2MB in the beginning and 115.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 347.53ms. Allocated memory is still 167.8MB. Free memory was 115.1MB in the beginning and 94.6MB in the end (delta: 20.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 5771.06ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 94.6MB in the beginning and 129.6MB in the end (delta: -35.0MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 51.30ms. Allocated memory is still 201.3MB. Free memory was 129.6MB in the beginning and 123.0MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. 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 11 terminating modules (10 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function q_free and consists of 6 locations. 10 modules have a trivial ranking function, the largest among these consists of 5 locations. The remainder module has 1364 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 12 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 9. Minimization of nondet autom 2. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 172 StatesRemovedByMinimization, 5 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, 1219 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1219 mSDsluCounter, 2845 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1457 mSDsCounter, 60 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 196 IncrementalHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60 mSolverCounterUnsat, 1388 mSDtfsCounter, 196 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI3 SFLT0 conc0 concLT0 SILN2 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: 65ms 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() [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] [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] [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] [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)) [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() [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] [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] [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] [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)) [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! [2025-03-09 07:34:29,148 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)