./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/sum05-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/reducercommutativity/sum05-2.i -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 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-09 15:30:02,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 15:30:03,015 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-09 15:30:03,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 15:30:03,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 15:30:03,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 15:30:03,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 15:30:03,038 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 15:30:03,039 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-09 15:30:03,039 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-09 15:30:03,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 15:30:03,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 15:30:03,040 INFO L153 SettingsManager]: * Use SBE=true [2024-11-09 15:30:03,041 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-09 15:30:03,041 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-09 15:30:03,041 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-09 15:30:03,042 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-09 15:30:03,042 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-09 15:30:03,043 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-09 15:30:03,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 15:30:03,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-09 15:30:03,044 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 15:30:03,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 15:30:03,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 15:30:03,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 15:30:03,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-09 15:30:03,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-09 15:30:03,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-09 15:30:03,049 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 15:30:03,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 15:30:03,050 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 15:30:03,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 15:30:03,050 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-09 15:30:03,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 15:30:03,051 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 15:30:03,051 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 15:30:03,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 15:30:03,051 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-09 15:30:03,052 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-09 15:30:03,052 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f [2024-11-09 15:30:03,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 15:30:03,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 15:30:03,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 15:30:03,298 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 15:30:03,299 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 15:30:03,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum05-2.i [2024-11-09 15:30:04,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 15:30:04,875 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 15:30:04,876 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum05-2.i [2024-11-09 15:30:04,881 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ef7b4be/01496755611d4b8e847a3f42b3f4c2b9/FLAG137efdbc5 [2024-11-09 15:30:05,257 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ef7b4be/01496755611d4b8e847a3f42b3f4c2b9 [2024-11-09 15:30:05,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 15:30:05,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 15:30:05,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 15:30:05,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 15:30:05,268 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 15:30:05,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9da53a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05, skipping insertion in model container [2024-11-09 15:30:05,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,288 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 15:30:05,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:30:05,485 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 15:30:05,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 15:30:05,537 INFO L204 MainTranslator]: Completed translation [2024-11-09 15:30:05,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05 WrapperNode [2024-11-09 15:30:05,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 15:30:05,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 15:30:05,542 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 15:30:05,543 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 15:30:05,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,590 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 118 [2024-11-09 15:30:05,590 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 15:30:05,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 15:30:05,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 15:30:05,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 15:30:05,602 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,615 INFO L175 MemorySlicer]: Split 14 memory accesses to 2 slices as follows [2, 12]. 86 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2024-11-09 15:30:05,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,624 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 15:30:05,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 15:30:05,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 15:30:05,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 15:30:05,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (1/1) ... [2024-11-09 15:30:05,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:05,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:05,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:05,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-09 15:30:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 15:30:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-09 15:30:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-09 15:30:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 15:30:05,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-09 15:30:05,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-09 15:30:05,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 15:30:05,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 15:30:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-09 15:30:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-09 15:30:05,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 15:30:05,807 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 15:30:05,810 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 15:30:05,998 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 15:30:05,998 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 15:30:06,013 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 15:30:06,014 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-09 15:30:06,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:30:06 BoogieIcfgContainer [2024-11-09 15:30:06,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 15:30:06,016 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-09 15:30:06,017 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-09 15:30:06,021 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-09 15:30:06,021 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:30:06,022 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.11 03:30:05" (1/3) ... [2024-11-09 15:30:06,022 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fd0b519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:30:06, skipping insertion in model container [2024-11-09 15:30:06,022 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:30:06,022 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 03:30:05" (2/3) ... [2024-11-09 15:30:06,023 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7fd0b519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.11 03:30:06, skipping insertion in model container [2024-11-09 15:30:06,023 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-09 15:30:06,023 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:30:06" (3/3) ... [2024-11-09 15:30:06,024 INFO L332 chiAutomizerObserver]: Analyzing ICFG sum05-2.i [2024-11-09 15:30:06,073 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-09 15:30:06,074 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-09 15:30:06,074 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-09 15:30:06,075 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-09 15:30:06,075 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-09 15:30:06,075 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-09 15:30:06,076 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-09 15:30:06,076 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-09 15:30:06,079 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 26 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:06,091 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-11-09 15:30:06,091 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:06,091 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:06,094 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:30:06,094 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:06,094 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-09 15:30:06,095 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 26 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:06,096 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-11-09 15:30:06,097 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:06,097 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:06,097 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-09 15:30:06,097 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:06,102 INFO L745 eck$LassoCheckResult]: Stem: 25#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 17#L34-3true [2024-11-09 15:30:06,102 INFO L747 eck$LassoCheckResult]: Loop: 17#L34-3true assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 13#L34-2true main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 17#L34-3true [2024-11-09 15:30:06,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:06,106 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-09 15:30:06,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:06,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784624530] [2024-11-09 15:30:06,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:06,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:06,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,220 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:06,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:06,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-11-09 15:30:06,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:06,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531146276] [2024-11-09 15:30:06,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:06,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,233 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,244 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:06,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:06,246 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-11-09 15:30:06,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:06,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649950313] [2024-11-09 15:30:06,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:06,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:06,311 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:06,644 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:06,645 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:06,646 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:06,646 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:06,646 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:06,646 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:06,646 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:06,646 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:06,647 INFO L132 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration1_Lasso [2024-11-09 15:30:06,647 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:06,648 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:06,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,716 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:06,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:07,190 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:07,194 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:07,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-09 15:30:07,200 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 [2024-11-09 15:30:07,213 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,217 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,223 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,239 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-09 15:30:07,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,242 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-09 15:30:07,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-09 15:30:07,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,279 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,281 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-09 15:30:07,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-09 15:30:07,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,315 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-09 15:30:07,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,349 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-09 15:30:07,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,352 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-09 15:30:07,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,370 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-09 15:30:07,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,392 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-09 15:30:07,394 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 [2024-11-09 15:30:07,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,407 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,409 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-09 15:30:07,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,425 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-09 15:30:07,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-09 15:30:07,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,460 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-09 15:30:07,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-09 15:30:07,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,495 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-09 15:30:07,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,510 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,520 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:07,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,521 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-09 15:30:07,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-09 15:30:07,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,546 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-09 15:30:07,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,569 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:07,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,571 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-09 15:30:07,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,583 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,584 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,598 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-09 15:30:07,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,604 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-09 15:30:07,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-09 15:30:07,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,645 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-09 15:30:07,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-09 15:30:07,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,684 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-09 15:30:07,687 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,717 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-09 15:30:07,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,719 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-09 15:30:07,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,735 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:07,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,754 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-09 15:30:07,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-09 15:30:07,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,784 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-09 15:30:07,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:07,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:07,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:07,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-09 15:30:07,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,818 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-09 15:30:07,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,842 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,854 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:07,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,855 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-09 15:30:07,857 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 [2024-11-09 15:30:07,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,890 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:07,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,892 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-09 15:30:07,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:07,923 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-09 15:30:07,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,926 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-09 15:30:07,930 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:07,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:07,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:07,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:07,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:07,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:07,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:07,956 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:07,983 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-09 15:30:07,984 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-09 15:30:07,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:07,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:07,998 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:07,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-09 15:30:08,000 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:08,015 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:08,016 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:08,016 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-11-09 15:30:08,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:08,047 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-09 15:30:08,057 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-09 15:30:08,058 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-09 15:30:08,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:08,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:08,106 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:08,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,171 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:08,173 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 26 states have internal predecessors, (38), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,217 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.4615384615384615) internal successors, (38), 26 states have internal predecessors, (38), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 52 states and 75 transitions. Complement of second has 6 states. [2024-11-09 15:30:08,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:08,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 37 transitions. [2024-11-09 15:30:08,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 37 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-09 15:30:08,225 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:08,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 37 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-09 15:30:08,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:08,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 37 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-09 15:30:08,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:08,226 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 75 transitions. [2024-11-09 15:30:08,229 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,232 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 19 states and 27 transitions. [2024-11-09 15:30:08,233 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-09 15:30:08,233 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:30:08,233 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 27 transitions. [2024-11-09 15:30:08,234 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:08,234 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2024-11-09 15:30:08,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 27 transitions. [2024-11-09 15:30:08,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-09 15:30:08,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 27 transitions. [2024-11-09 15:30:08,254 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2024-11-09 15:30:08,254 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 27 transitions. [2024-11-09 15:30:08,254 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-09 15:30:08,254 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 27 transitions. [2024-11-09 15:30:08,254 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:08,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:08,255 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-09 15:30:08,255 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:08,255 INFO L745 eck$LassoCheckResult]: Stem: 149#$Ultimate##0 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(10, 2); 141#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 142#L34-3 assume !(main_~i~1#1 < 5); 134#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 135#L20-3 [2024-11-09 15:30:08,255 INFO L747 eck$LassoCheckResult]: Loop: 135#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 148#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 135#L20-3 [2024-11-09 15:30:08,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,256 INFO L85 PathProgramCache]: Analyzing trace with hash 925707, now seen corresponding path program 1 times [2024-11-09 15:30:08,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027106941] [2024-11-09 15:30:08,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:08,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027106941] [2024-11-09 15:30:08,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027106941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:08,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:30:08,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:30:08,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651843348] [2024-11-09 15:30:08,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:08,314 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:08,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 1 times [2024-11-09 15:30:08,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122354831] [2024-11-09 15:30:08,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,319 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:08,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:08,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:30:08,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:30:08,368 INFO L87 Difference]: Start difference. First operand 19 states and 27 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:08,380 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2024-11-09 15:30:08,380 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 24 transitions. [2024-11-09 15:30:08,380 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,381 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 24 transitions. [2024-11-09 15:30:08,381 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-09 15:30:08,381 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:30:08,381 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2024-11-09 15:30:08,381 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:08,381 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2024-11-09 15:30:08,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2024-11-09 15:30:08,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2024-11-09 15:30:08,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2024-11-09 15:30:08,383 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-09 15:30:08,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:30:08,384 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2024-11-09 15:30:08,384 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-09 15:30:08,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2024-11-09 15:30:08,384 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:08,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:08,385 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-09 15:30:08,385 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:08,385 INFO L745 eck$LassoCheckResult]: Stem: 194#$Ultimate##0 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(10, 2); 186#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 187#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 190#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 191#L34-3 assume !(main_~i~1#1 < 5); 179#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 180#L20-3 [2024-11-09 15:30:08,385 INFO L747 eck$LassoCheckResult]: Loop: 180#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 193#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 180#L20-3 [2024-11-09 15:30:08,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,386 INFO L85 PathProgramCache]: Analyzing trace with hash 889660429, now seen corresponding path program 1 times [2024-11-09 15:30:08,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151617125] [2024-11-09 15:30:08,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:08,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151617125] [2024-11-09 15:30:08,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151617125] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:08,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1665404765] [2024-11-09 15:30:08,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:08,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:08,440 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:08,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-11-09 15:30:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:30:08,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:08,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,533 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:08,557 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1665404765] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:08,558 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:08,558 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:30:08,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202126192] [2024-11-09 15:30:08,558 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:08,559 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:08,559 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 2 times [2024-11-09 15:30:08,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140658532] [2024-11-09 15:30:08,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:08,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:08,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:30:08,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:30:08,630 INFO L87 Difference]: Start difference. First operand 19 states and 23 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:08,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:08,663 INFO L93 Difference]: Finished difference Result 25 states and 29 transitions. [2024-11-09 15:30:08,663 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 29 transitions. [2024-11-09 15:30:08,666 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,666 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 29 transitions. [2024-11-09 15:30:08,666 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-09 15:30:08,666 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:30:08,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 29 transitions. [2024-11-09 15:30:08,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:08,667 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-11-09 15:30:08,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 29 transitions. [2024-11-09 15:30:08,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-09 15:30:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.16) internal successors, (29), 24 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) [2024-11-09 15:30:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 29 transitions. [2024-11-09 15:30:08,669 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-11-09 15:30:08,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:30:08,671 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 29 transitions. [2024-11-09 15:30:08,672 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-09 15:30:08,672 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 29 transitions. [2024-11-09 15:30:08,673 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:08,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:08,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:08,675 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1] [2024-11-09 15:30:08,675 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:08,675 INFO L745 eck$LassoCheckResult]: Stem: 278#$Ultimate##0 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(10, 2); 270#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 271#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 279#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 280#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 274#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 275#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 284#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 283#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 282#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 281#L34-3 assume !(main_~i~1#1 < 5); 263#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 264#L20-3 [2024-11-09 15:30:08,676 INFO L747 eck$LassoCheckResult]: Loop: 264#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 277#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 264#L20-3 [2024-11-09 15:30:08,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,676 INFO L85 PathProgramCache]: Analyzing trace with hash 833936659, now seen corresponding path program 2 times [2024-11-09 15:30:08,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738833256] [2024-11-09 15:30:08,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:08,825 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:08,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738833256] [2024-11-09 15:30:08,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738833256] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:08,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983975932] [2024-11-09 15:30:08,827 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 15:30:08,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:08,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:08,829 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:08,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-11-09 15:30:08,891 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 15:30:08,891 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:30:08,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:08,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:08,920 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,921 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:08,972 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:08,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983975932] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:08,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:08,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:30:08,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471287866] [2024-11-09 15:30:08,974 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:08,974 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:08,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:08,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 3 times [2024-11-09 15:30:08,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:08,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725654789] [2024-11-09 15:30:08,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:08,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:08,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,983 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:08,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:09,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:09,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:09,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:30:09,040 INFO L87 Difference]: Start difference. First operand 25 states and 29 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 1.875) internal successors, (15), 8 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:09,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:09,076 INFO L93 Difference]: Finished difference Result 27 states and 31 transitions. [2024-11-09 15:30:09,076 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 31 transitions. [2024-11-09 15:30:09,077 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:09,078 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 27 states and 31 transitions. [2024-11-09 15:30:09,078 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2024-11-09 15:30:09,078 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-11-09 15:30:09,078 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 31 transitions. [2024-11-09 15:30:09,078 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:09,078 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-11-09 15:30:09,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 31 transitions. [2024-11-09 15:30:09,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2024-11-09 15:30:09,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.1481481481481481) internal successors, (31), 26 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:09,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2024-11-09 15:30:09,081 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-11-09 15:30:09,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:30:09,082 INFO L425 stractBuchiCegarLoop]: Abstraction has 27 states and 31 transitions. [2024-11-09 15:30:09,082 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-09 15:30:09,082 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 31 transitions. [2024-11-09 15:30:09,083 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-11-09 15:30:09,083 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:09,083 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:09,084 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1] [2024-11-09 15:30:09,084 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:09,084 INFO L745 eck$LassoCheckResult]: Stem: 407#$Ultimate##0 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(10, 2); 399#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 400#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 408#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 409#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 403#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 404#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 415#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 414#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 413#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 412#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 411#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 410#L34-3 assume !(main_~i~1#1 < 5); 392#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 393#L20-3 [2024-11-09 15:30:09,084 INFO L747 eck$LassoCheckResult]: Loop: 393#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 406#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 393#L20-3 [2024-11-09 15:30:09,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:09,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1745699051, now seen corresponding path program 3 times [2024-11-09 15:30:09,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:09,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897257225] [2024-11-09 15:30:09,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:09,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,114 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:09,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:09,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1731, now seen corresponding path program 4 times [2024-11-09 15:30:09,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:09,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473211144] [2024-11-09 15:30:09,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:09,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:09,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,121 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:09,121 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:09,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1715425495, now seen corresponding path program 1 times [2024-11-09 15:30:09,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:09,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941816237] [2024-11-09 15:30:09,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:09,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:09,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:09,183 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:09,934 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:09,934 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:09,934 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:09,934 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:09,935 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:09,935 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:09,935 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:09,935 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:09,935 INFO L132 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration5_Lasso [2024-11-09 15:30:09,935 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:09,935 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:09,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,944 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,947 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:09,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,210 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,213 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,222 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:10,448 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:10,448 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:10,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,451 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-09 15:30:10,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,464 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,474 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 [2024-11-09 15:30:10,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,475 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-09 15:30:10,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,498 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 [2024-11-09 15:30:10,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,500 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-09 15:30:10,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,512 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,512 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,512 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,523 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 [2024-11-09 15:30:10,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,524 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-09 15:30:10,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,547 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 [2024-11-09 15:30:10,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,549 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-09 15:30:10,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,574 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 [2024-11-09 15:30:10,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,577 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-09 15:30:10,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,603 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 [2024-11-09 15:30:10,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,604 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-09 15:30:10,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,627 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 [2024-11-09 15:30:10,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,628 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-09 15:30:10,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,652 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-09 15:30:10,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,679 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,681 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-09 15:30:10,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-09 15:30:10,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,717 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-09 15:30:10,718 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 [2024-11-09 15:30:10,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,728 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,742 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 [2024-11-09 15:30:10,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,743 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-09 15:30:10,745 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,759 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,773 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-09 15:30:10,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,789 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,803 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,804 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-09 15:30:10,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:10,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,816 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:10,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:10,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:10,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,829 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-09 15:30:10,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:10,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:10,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:10,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:10,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:10,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:10,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:10,855 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:10,871 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-09 15:30:10,871 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-09 15:30:10,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:10,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:10,873 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:10,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-09 15:30:10,875 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:10,886 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:10,887 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:10,887 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sum_~i~0#1) = -2*ULTIMATE.start_sum_~i~0#1 + 9 Supporting invariants [] [2024-11-09 15:30:10,897 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:10,914 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-11-09 15:30:10,925 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:10,949 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:10,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:10,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:30:10,971 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:10,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:10,984 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:10,985 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2024-11-09 15:30:10,999 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 31 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) Result 29 states and 35 transitions. Complement of second has 5 states. [2024-11-09 15:30:10,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:11,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 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) [2024-11-09 15:30:11,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2024-11-09 15:30:11,000 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 14 letters. Loop has 2 letters. [2024-11-09 15:30:11,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:11,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 16 letters. Loop has 2 letters. [2024-11-09 15:30:11,001 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:11,001 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-09 15:30:11,002 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:11,002 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 35 transitions. [2024-11-09 15:30:11,002 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,003 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 28 states and 33 transitions. [2024-11-09 15:30:11,003 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-11-09 15:30:11,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2024-11-09 15:30:11,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 28 states and 33 transitions. [2024-11-09 15:30:11,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:11,003 INFO L218 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-09 15:30:11,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states and 33 transitions. [2024-11-09 15:30:11,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2024-11-09 15:30:11,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 27 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2024-11-09 15:30:11,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-09 15:30:11,006 INFO L425 stractBuchiCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-09 15:30:11,006 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-09 15:30:11,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 33 transitions. [2024-11-09 15:30:11,006 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:11,006 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:11,007 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:11,007 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:11,007 INFO L745 eck$LassoCheckResult]: Stem: 564#$Ultimate##0 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(10, 2); 555#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 556#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 565#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 566#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 559#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 560#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 572#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 571#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 570#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 569#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 568#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 567#L34-3 assume !(main_~i~1#1 < 5); 548#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 549#L20-3 assume !(sum_~i~0#1 < 5); 557#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 558#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 553#L20-8 [2024-11-09 15:30:11,007 INFO L747 eck$LassoCheckResult]: Loop: 553#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 554#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 553#L20-8 [2024-11-09 15:30:11,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1638581027, now seen corresponding path program 1 times [2024-11-09 15:30:11,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480290510] [2024-11-09 15:30:11,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:11,060 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:11,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:11,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480290510] [2024-11-09 15:30:11,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480290510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:11,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 15:30:11,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 15:30:11,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906717503] [2024-11-09 15:30:11,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:11,062 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:11,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,062 INFO L85 PathProgramCache]: Analyzing trace with hash 2243, now seen corresponding path program 1 times [2024-11-09 15:30:11,062 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114932125] [2024-11-09 15:30:11,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,066 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:11,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,103 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:11,121 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-09 15:30:11,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:11,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 15:30:11,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 15:30:11,154 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:11,173 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2024-11-09 15:30:11,173 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2024-11-09 15:30:11,174 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,174 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 37 transitions. [2024-11-09 15:30:11,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2024-11-09 15:30:11,175 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2024-11-09 15:30:11,175 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 37 transitions. [2024-11-09 15:30:11,175 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:11,175 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 37 transitions. [2024-11-09 15:30:11,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 37 transitions. [2024-11-09 15:30:11,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 29. [2024-11-09 15:30:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 28 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 33 transitions. [2024-11-09 15:30:11,177 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 33 transitions. [2024-11-09 15:30:11,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 15:30:11,178 INFO L425 stractBuchiCegarLoop]: Abstraction has 29 states and 33 transitions. [2024-11-09 15:30:11,178 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-09 15:30:11,178 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 33 transitions. [2024-11-09 15:30:11,178 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:11,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:11,179 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:11,179 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:11,179 INFO L745 eck$LassoCheckResult]: Stem: 631#$Ultimate##0 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(10, 2); 622#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 623#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 626#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 627#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 633#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 640#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 639#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 638#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 637#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 636#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 635#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 634#L34-3 assume !(main_~i~1#1 < 5); 615#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 616#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 629#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 630#L20-3 assume !(sum_~i~0#1 < 5); 624#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 625#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 620#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 621#L20-7 [2024-11-09 15:30:11,179 INFO L747 eck$LassoCheckResult]: Loop: 621#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 632#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 621#L20-7 [2024-11-09 15:30:11,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1577614809, now seen corresponding path program 1 times [2024-11-09 15:30:11,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418754807] [2024-11-09 15:30:11,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:11,244 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:11,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:11,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418754807] [2024-11-09 15:30:11,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418754807] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:11,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1412996567] [2024-11-09 15:30:11,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:11,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:11,248 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:11,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-11-09 15:30:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:11,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 15:30:11,319 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:11,333 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-09 15:30:11,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1412996567] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:11,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:11,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-09 15:30:11,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419427105] [2024-11-09 15:30:11,355 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:11,355 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:11,356 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,356 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 2 times [2024-11-09 15:30:11,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593059195] [2024-11-09 15:30:11,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,361 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:11,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:11,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 15:30:11,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-09 15:30:11,407 INFO L87 Difference]: Start difference. First operand 29 states and 33 transitions. cyclomatic complexity: 9 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:11,472 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2024-11-09 15:30:11,472 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 52 transitions. [2024-11-09 15:30:11,472 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,473 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 52 transitions. [2024-11-09 15:30:11,473 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2024-11-09 15:30:11,473 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2024-11-09 15:30:11,473 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 52 transitions. [2024-11-09 15:30:11,473 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:11,473 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 52 transitions. [2024-11-09 15:30:11,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 52 transitions. [2024-11-09 15:30:11,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 41. [2024-11-09 15:30:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.0975609756097562) internal successors, (45), 40 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2024-11-09 15:30:11,476 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2024-11-09 15:30:11,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-09 15:30:11,477 INFO L425 stractBuchiCegarLoop]: Abstraction has 41 states and 45 transitions. [2024-11-09 15:30:11,477 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-09 15:30:11,477 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 45 transitions. [2024-11-09 15:30:11,478 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:11,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:11,478 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 4, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:11,479 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:11,479 INFO L745 eck$LassoCheckResult]: Stem: 833#$Ultimate##0 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(10, 2); 823#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 824#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 827#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 828#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 835#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 853#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 852#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 851#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 850#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 849#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 848#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 847#L34-3 assume !(main_~i~1#1 < 5); 816#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 817#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 830#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 831#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 832#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 846#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 845#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 843#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 840#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 839#L20-3 assume !(sum_~i~0#1 < 5); 825#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 826#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 821#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 822#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 834#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 844#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 842#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 841#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 838#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 837#L20-7 [2024-11-09 15:30:11,479 INFO L747 eck$LassoCheckResult]: Loop: 837#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 836#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 837#L20-7 [2024-11-09 15:30:11,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,479 INFO L85 PathProgramCache]: Analyzing trace with hash 1218450663, now seen corresponding path program 1 times [2024-11-09 15:30:11,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336612233] [2024-11-09 15:30:11,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:11,588 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 15:30:11,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:11,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336612233] [2024-11-09 15:30:11,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336612233] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:11,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1953131399] [2024-11-09 15:30:11,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:11,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:11,591 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:11,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2024-11-09 15:30:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:11,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 15:30:11,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:11,706 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 15:30:11,706 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 15:30:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-09 15:30:11,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1953131399] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 15:30:11,743 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-09 15:30:11,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-11-09 15:30:11,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611926882] [2024-11-09 15:30:11,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-09 15:30:11,744 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-09 15:30:11,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,744 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 3 times [2024-11-09 15:30:11,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117241374] [2024-11-09 15:30:11,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,748 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,752 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:11,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:11,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:11,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-11-09 15:30:11,787 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. cyclomatic complexity: 9 Second operand has 8 states, 8 states have (on average 2.75) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:11,849 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2024-11-09 15:30:11,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 58 transitions. [2024-11-09 15:30:11,849 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,850 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 54 states and 58 transitions. [2024-11-09 15:30:11,850 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2024-11-09 15:30:11,850 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 34 [2024-11-09 15:30:11,850 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 58 transitions. [2024-11-09 15:30:11,850 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:11,850 INFO L218 hiAutomatonCegarLoop]: Abstraction has 54 states and 58 transitions. [2024-11-09 15:30:11,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 58 transitions. [2024-11-09 15:30:11,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 45. [2024-11-09 15:30:11,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 45 states have (on average 1.0888888888888888) internal successors, (49), 44 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:11,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2024-11-09 15:30:11,853 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 49 transitions. [2024-11-09 15:30:11,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-09 15:30:11,854 INFO L425 stractBuchiCegarLoop]: Abstraction has 45 states and 49 transitions. [2024-11-09 15:30:11,854 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-09 15:30:11,854 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 49 transitions. [2024-11-09 15:30:11,854 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-11-09 15:30:11,854 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:11,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:11,855 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:11,855 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:11,855 INFO L745 eck$LassoCheckResult]: Stem: 1125#$Ultimate##0 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(10, 2); 1115#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1116#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1119#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1120#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1127#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1149#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1148#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1147#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1146#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1145#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1144#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1143#L34-3 assume !(main_~i~1#1 < 5); 1108#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1109#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1122#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1123#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1124#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1142#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1141#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1139#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1137#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1135#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1132#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1131#L20-3 assume !(sum_~i~0#1 < 5); 1117#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1118#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1113#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1114#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1126#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1140#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1138#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1136#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1134#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1133#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1130#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1129#L20-7 [2024-11-09 15:30:11,855 INFO L747 eck$LassoCheckResult]: Loop: 1129#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1128#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1129#L20-7 [2024-11-09 15:30:11,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,856 INFO L85 PathProgramCache]: Analyzing trace with hash -2144167641, now seen corresponding path program 2 times [2024-11-09 15:30:11,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725577800] [2024-11-09 15:30:11,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,935 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:11,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,935 INFO L85 PathProgramCache]: Analyzing trace with hash 2303, now seen corresponding path program 4 times [2024-11-09 15:30:11,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484445615] [2024-11-09 15:30:11,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,939 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:11,942 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:11,943 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:11,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1039200421, now seen corresponding path program 3 times [2024-11-09 15:30:11,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:11,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943443645] [2024-11-09 15:30:11,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:11,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:12,093 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:30:12,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-09 15:30:12,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943443645] [2024-11-09 15:30:12,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943443645] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 15:30:12,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1012113743] [2024-11-09 15:30:12,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-09 15:30:12,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 15:30:12,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:12,095 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 15:30:12,096 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-11-09 15:30:12,188 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-09 15:30:12,188 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 15:30:12,189 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 15:30:12,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 15:30:12,224 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 15:30:12,225 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1012113743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 15:30:12,225 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 15:30:12,225 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-11-09 15:30:12,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896646204] [2024-11-09 15:30:12,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 15:30:12,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-09 15:30:12,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 15:30:12,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-11-09 15:30:12,262 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. cyclomatic complexity: 9 Second operand has 8 states, 7 states have (on average 3.142857142857143) internal successors, (22), 8 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:12,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 15:30:12,341 INFO L93 Difference]: Finished difference Result 54 states and 55 transitions. [2024-11-09 15:30:12,342 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 54 states and 55 transitions. [2024-11-09 15:30:12,342 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:30:12,342 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 54 states to 42 states and 43 transitions. [2024-11-09 15:30:12,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2024-11-09 15:30:12,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-09 15:30:12,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 43 transitions. [2024-11-09 15:30:12,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:12,343 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 43 transitions. [2024-11-09 15:30:12,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 43 transitions. [2024-11-09 15:30:12,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2024-11-09 15:30:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 42 states have (on average 1.0238095238095237) internal successors, (43), 41 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:12,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2024-11-09 15:30:12,346 INFO L240 hiAutomatonCegarLoop]: Abstraction has 42 states and 43 transitions. [2024-11-09 15:30:12,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 15:30:12,349 INFO L425 stractBuchiCegarLoop]: Abstraction has 42 states and 43 transitions. [2024-11-09 15:30:12,350 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-09 15:30:12,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 42 states and 43 transitions. [2024-11-09 15:30:12,350 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-09 15:30:12,350 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-09 15:30:12,350 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-09 15:30:12,351 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 15:30:12,351 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-09 15:30:12,351 INFO L745 eck$LassoCheckResult]: Stem: 1346#$Ultimate##0 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(10, 2); 1337#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet3#1, main_#t~post4#1, main_~i~1#1, main_#t~ret5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~ret8#1, main_#t~mem9#1, main_#t~mem10#1, main_#t~post11#1, main_~i~2#1, main_#t~ret12#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0; 1338#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1341#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1342#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1348#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1364#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1362#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1360#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1359#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1358#L34-3 assume !!(main_~i~1#1 < 5);havoc main_#t~nondet3#1;call write~int#1(main_#t~nondet3#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet3#1; 1356#L34-2 main_#t~post4#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1; 1355#L34-3 assume !(main_~i~1#1 < 5); 1332#L34-4 havoc main_~i~1#1;assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1333#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1344#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1345#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1370#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1369#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1368#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1367#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1366#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1365#L20-3 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1363#L20-2 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1361#L20-3 assume !(sum_~i~0#1 < 5); 1339#L20-4 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1340#sum_returnLabel#1 main_#t~ret5#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret~1#1 := main_#t~ret5#1;havoc main_#t~ret5#1;call main_#t~mem6#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem6#1;havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem7#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem7#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sum } true;sum_#in~x#1.base, sum_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;sum_~x#1.base, sum_~x#1.offset := sum_#in~x#1.base, sum_#in~x#1.offset;havoc sum_~i~0#1;havoc sum_~ret~0#1;sum_~ret~0#1 := 0;sum_~i~0#1 := 0; 1343#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1347#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1335#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1336#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1357#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1354#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1353#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1352#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1351#L20-8 assume !!(sum_~i~0#1 < 5);call sum_#t~mem1#1 := read~int#1(sum_~x#1.base, sum_~x#1.offset + 4 * sum_~i~0#1, 4);sum_~ret~0#1 := sum_~ret~0#1 + sum_#t~mem1#1;havoc sum_#t~mem1#1; 1350#L20-7 sum_#t~post2#1 := sum_~i~0#1;sum_~i~0#1 := 1 + sum_#t~post2#1;havoc sum_#t~post2#1; 1349#L20-8 assume !(sum_~i~0#1 < 5); 1331#L20-9 sum_#res#1 := (if sum_~ret~0#1 % 4294967296 <= 2147483647 then sum_~ret~0#1 % 4294967296 else sum_~ret~0#1 % 4294967296 - 4294967296); 1329#sum_returnLabel#2 main_#t~ret8#1 := sum_#res#1;havoc sum_#t~mem1#1, sum_#t~post2#1, sum_~x#1.base, sum_~x#1.offset, sum_~i~0#1, sum_~ret~0#1;havoc sum_#in~x#1.base, sum_#in~x#1.offset;assume { :end_inline_sum } true;main_~ret2~0#1 := main_#t~ret8#1;havoc main_#t~ret8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem9#1;havoc main_#t~mem9#1;main_~i~2#1 := 0; 1330#L43-3 [2024-11-09 15:30:12,352 INFO L747 eck$LassoCheckResult]: Loop: 1330#L43-3 assume !!(main_~i~2#1 < 4);call main_#t~mem10#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int#1(main_#t~mem10#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem10#1; 1334#L43-2 main_#t~post11#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post11#1;havoc main_#t~post11#1; 1330#L43-3 [2024-11-09 15:30:12,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:12,353 INFO L85 PathProgramCache]: Analyzing trace with hash -2055775835, now seen corresponding path program 1 times [2024-11-09 15:30:12,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:12,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546834976] [2024-11-09 15:30:12,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:12,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,418 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:12,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:12,489 INFO L85 PathProgramCache]: Analyzing trace with hash 2755, now seen corresponding path program 1 times [2024-11-09 15:30:12,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:12,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553634689] [2024-11-09 15:30:12,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:12,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,494 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:12,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:12,496 INFO L85 PathProgramCache]: Analyzing trace with hash 84380519, now seen corresponding path program 1 times [2024-11-09 15:30:12,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-09 15:30:12,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939152270] [2024-11-09 15:30:12,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 15:30:12,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 15:30:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,530 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 15:30:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 15:30:12,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-09 15:30:15,621 INFO L204 LassoAnalysis]: Preferences: [2024-11-09 15:30:15,621 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-09 15:30:15,621 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-09 15:30:15,621 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-09 15:30:15,621 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-09 15:30:15,621 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:15,621 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-09 15:30:15,621 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-09 15:30:15,621 INFO L132 ssoRankerPreferences]: Filename of dumped script: sum05-2.i_Iteration10_Lasso [2024-11-09 15:30:15,621 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-09 15:30:15,621 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-09 15:30:15,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,657 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,676 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:15,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:46,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:46,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:46,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-09 15:30:46,483 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-11-09 15:30:46,658 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-09 15:30:46,658 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-09 15:30:46,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,662 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-09 15:30:46,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-09 15:30:46,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,696 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-09 15:30:46,699 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 [2024-11-09 15:30:46,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:46,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,731 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,753 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-09 15:30:46,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,766 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:46,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,777 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-09 15:30:46,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,791 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,792 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,802 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:46,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,802 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,803 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-09 15:30:46,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,815 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:46,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,827 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-09 15:30:46,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,839 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,849 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-09 15:30:46,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,850 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-09 15:30:46,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,865 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,879 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 [2024-11-09 15:30:46,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,881 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-09 15:30:46,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,909 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 [2024-11-09 15:30:46,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,910 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-09 15:30:46,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,922 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,923 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-09 15:30:46,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,933 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,934 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-09 15:30:46,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,945 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,946 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:46,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,957 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-09 15:30:46,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,968 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,969 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:46,979 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 [2024-11-09 15:30:46,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:46,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:46,981 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:46,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-09 15:30:46,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:46,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:46,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:46,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:46,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:46,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:46,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:46,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:46,994 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,004 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,006 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-09 15:30:47,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,019 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,031 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-09 15:30:47,032 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 [2024-11-09 15:30:47,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,043 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,044 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,054 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,055 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-09 15:30:47,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:47,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,070 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,079 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 [2024-11-09 15:30:47,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,081 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-09 15:30:47,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:47,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,097 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,108 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-09 15:30:47,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,132 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-09 15:30:47,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,162 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-09 15:30:47,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,164 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-09 15:30:47,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,177 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,188 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,189 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-09 15:30:47,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,211 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-09 15:30:47,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-09 15:30:47,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-09 15:30:47,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-09 15:30:47,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,236 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-09 15:30:47,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:47,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,261 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-09 15:30:47,263 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,274 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:47,274 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,288 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-09 15:30:47,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-09 15:30:47,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-09 15:30:47,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-09 15:30:47,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,314 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-09 15:30:47,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-09 15:30:47,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-09 15:30:47,325 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-11-09 15:30:47,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-09 15:30:47,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-09 15:30:47,329 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-09 15:30:47,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-09 15:30:47,337 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-09 15:30:47,356 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-11-09 15:30:47,356 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-09 15:30:47,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-09 15:30:47,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-09 15:30:47,357 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-09 15:30:47,358 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-09 15:30:47,358 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-09 15:30:47,369 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-09 15:30:47,369 INFO L474 LassoAnalysis]: Proved termination. [2024-11-09 15:30:47,369 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1) = -2*ULTIMATE.start_main_~i~2#1 + 7 Supporting invariants [] [2024-11-09 15:30:47,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,390 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2024-11-09 15:30:47,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 15:30:47,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:47,434 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 15:30:47,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 15:30:47,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 15:30:47,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 15:30:47,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 15:30:47,498 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-09 15:30:47,498 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 42 states and 43 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:47,512 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 42 states and 43 transitions. cyclomatic complexity: 3. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 44 states and 46 transitions. Complement of second has 4 states. [2024-11-09 15:30:47,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-09 15:30:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 15:30:47,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2024-11-09 15:30:47,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 40 letters. Loop has 2 letters. [2024-11-09 15:30:47,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:47,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 42 letters. Loop has 2 letters. [2024-11-09 15:30:47,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:47,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 18 transitions. Stem has 40 letters. Loop has 4 letters. [2024-11-09 15:30:47,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-09 15:30:47,515 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 46 transitions. [2024-11-09 15:30:47,515 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:30:47,515 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2024-11-09 15:30:47,515 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-09 15:30:47,515 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-09 15:30:47,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-09 15:30:47,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-09 15:30:47,515 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:47,515 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:47,516 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 15:30:47,516 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-09 15:30:47,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-09 15:30:47,516 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-09 15:30:47,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-09 15:30:47,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.11 03:30:47 BoogieIcfgContainer [2024-11-09 15:30:47,524 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-09 15:30:47,525 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 15:30:47,525 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 15:30:47,525 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 15:30:47,526 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 03:30:06" (3/4) ... [2024-11-09 15:30:47,528 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 15:30:47,529 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 15:30:47,529 INFO L158 Benchmark]: Toolchain (without parser) took 42267.88ms. Allocated memory was 161.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 109.1MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 114.8MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,529 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:30:47,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.76ms. Allocated memory is still 161.5MB. Free memory was 109.1MB in the beginning and 132.0MB in the end (delta: -22.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,530 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.43ms. Allocated memory is still 161.5MB. Free memory was 132.0MB in the beginning and 130.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,531 INFO L158 Benchmark]: Boogie Preprocessor took 36.79ms. Allocated memory is still 161.5MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,531 INFO L158 Benchmark]: RCFGBuilder took 386.46ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 113.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,531 INFO L158 Benchmark]: BuchiAutomizer took 41508.43ms. Allocated memory was 161.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 113.2MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 120.2MB. Max. memory is 16.1GB. [2024-11-09 15:30:47,531 INFO L158 Benchmark]: Witness Printer took 3.63ms. Allocated memory is still 1.6GB. Free memory is still 1.4GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 15:30:47,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 96.5MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.76ms. Allocated memory is still 161.5MB. Free memory was 109.1MB in the beginning and 132.0MB in the end (delta: -22.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.43ms. Allocated memory is still 161.5MB. Free memory was 132.0MB in the beginning and 130.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.79ms. Allocated memory is still 161.5MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 386.46ms. Allocated memory is still 161.5MB. Free memory was 127.9MB in the beginning and 113.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 41508.43ms. Allocated memory was 161.5MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 113.2MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 120.2MB. Max. memory is 16.1GB. * Witness Printer took 3.63ms. Allocated memory is still 1.6GB. Free memory is still 1.4GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (9 + ((long long) -2 * i)) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -2 * i) + 7) and consists of 3 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.4s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 40.6s. Construction of modules took 0.2s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 21 StatesRemovedByMinimization, 4 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 85 mSDsluCounter, 345 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 199 mSDsCounter, 77 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 246 IncrementalHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 77 mSolverCounterUnsat, 146 mSDtfsCounter, 246 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital529 mio100 ax100 hnf100 lsp184 ukn45 mio100 lsp74 div100 bol100 ite100 ukn100 eq133 hnf94 smp79 dnf131 smp84 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 55ms VariablesStem: 6 VariablesLoop: 4 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-09 15:30:47,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,753 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:47,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:48,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-11-09 15:30:48,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-11-09 15:30:48,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-11-09 15:30:48,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE