./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/termination.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/string-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/string-1.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-12 00:43:55,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-12 00:43:55,480 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-12 00:43:55,486 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-12 00:43:55,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-12 00:43:55,514 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-12 00:43:55,514 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-12 00:43:55,515 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-12 00:43:55,515 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-12 00:43:55,516 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-12 00:43:55,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-12 00:43:55,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-12 00:43:55,517 INFO L153 SettingsManager]: * Use SBE=true [2024-10-12 00:43:55,517 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-12 00:43:55,518 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-12 00:43:55,520 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-12 00:43:55,520 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-12 00:43:55,520 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-12 00:43:55,520 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-12 00:43:55,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-12 00:43:55,521 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-12 00:43:55,521 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-12 00:43:55,525 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-12 00:43:55,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-12 00:43:55,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-12 00:43:55,526 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-12 00:43:55,527 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-12 00:43:55,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-12 00:43:55,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-12 00:43:55,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-12 00:43:55,527 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-12 00:43:55,528 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-12 00:43:55,528 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c71ebd98a3b6e7de0397eeeb86fda8d96b2d4c8ea0b8e1766ce392ff80613de [2024-10-12 00:43:55,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-12 00:43:55,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-12 00:43:55,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-12 00:43:55,807 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-12 00:43:55,807 INFO L274 PluginConnector]: CDTParser initialized [2024-10-12 00:43:55,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/string-1.i [2024-10-12 00:43:57,352 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-12 00:43:57,529 INFO L384 CDTParser]: Found 1 translation units. [2024-10-12 00:43:57,529 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops/string-1.i [2024-10-12 00:43:57,535 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7969e06fd/82aaa64d84914793965d755a421528f8/FLAGfe9556a24 [2024-10-12 00:43:57,548 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7969e06fd/82aaa64d84914793965d755a421528f8 [2024-10-12 00:43:57,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-12 00:43:57,551 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-12 00:43:57,552 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-12 00:43:57,552 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-12 00:43:57,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-12 00:43:57,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:43:57" (1/1) ... [2024-10-12 00:43:57,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1f5c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:57, skipping insertion in model container [2024-10-12 00:43:57,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 12:43:57" (1/1) ... [2024-10-12 00:43:57,589 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-12 00:43:57,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:43:57,927 INFO L200 MainTranslator]: Completed pre-run [2024-10-12 00:43:57,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-12 00:43:57,999 INFO L204 MainTranslator]: Completed translation [2024-10-12 00:43:58,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58 WrapperNode [2024-10-12 00:43:58,000 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-12 00:43:58,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-12 00:43:58,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-12 00:43:58,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-12 00:43:58,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,060 INFO L138 Inliner]: procedures = 17, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-10-12 00:43:58,064 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-12 00:43:58,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-12 00:43:58,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-12 00:43:58,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-12 00:43:58,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,091 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,118 INFO L175 MemorySlicer]: Split 10 memory accesses to 3 slices as follows [2, 4, 4]. 40 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-10-12 00:43:58,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,123 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-12 00:43:58,156 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-12 00:43:58,156 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-12 00:43:58,156 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-12 00:43:58,157 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (1/1) ... [2024-10-12 00:43:58,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:58,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:58,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:58,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-12 00:43:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-12 00:43:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-12 00:43:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-12 00:43:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-12 00:43:58,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-12 00:43:58,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-12 00:43:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-12 00:43:58,344 INFO L238 CfgBuilder]: Building ICFG [2024-10-12 00:43:58,346 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-12 00:43:58,513 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-10-12 00:43:58,513 INFO L287 CfgBuilder]: Performing block encoding [2024-10-12 00:43:58,526 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-12 00:43:58,526 INFO L314 CfgBuilder]: Removed 5 assume(true) statements. [2024-10-12 00:43:58,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:43:58 BoogieIcfgContainer [2024-10-12 00:43:58,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-12 00:43:58,527 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-12 00:43:58,527 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-12 00:43:58,530 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-12 00:43:58,531 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:43:58,531 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 12:43:57" (1/3) ... [2024-10-12 00:43:58,532 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3962ce08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:43:58, skipping insertion in model container [2024-10-12 00:43:58,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:43:58,532 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 12:43:58" (2/3) ... [2024-10-12 00:43:58,532 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3962ce08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 12:43:58, skipping insertion in model container [2024-10-12 00:43:58,532 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-12 00:43:58,532 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:43:58" (3/3) ... [2024-10-12 00:43:58,534 INFO L332 chiAutomizerObserver]: Analyzing ICFG string-1.i [2024-10-12 00:43:58,577 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-12 00:43:58,577 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-12 00:43:58,577 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-12 00:43:58,577 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-12 00:43:58,577 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-12 00:43:58,578 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-12 00:43:58,578 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-12 00:43:58,578 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-12 00:43:58,581 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2024-10-12 00:43:58,593 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-10-12 00:43:58,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:43:58,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:43:58,599 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-12 00:43:58,599 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:43:58,599 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-12 00:43:58,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2024-10-12 00:43:58,601 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 10 [2024-10-12 00:43:58,601 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:43:58,601 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:43:58,601 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-10-12 00:43:58,601 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:43:58,607 INFO L745 eck$LassoCheckResult]: Stem: 23#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 25#L33-3true [2024-10-12 00:43:58,607 INFO L747 eck$LassoCheckResult]: Loop: 25#L33-3true assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 17#L33-2true main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 25#L33-3true [2024-10-12 00:43:58,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:43:58,612 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-10-12 00:43:58,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:43:58,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [36600840] [2024-10-12 00:43:58,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:43:58,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:43:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,693 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:43:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,719 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:43:58,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:43:58,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2024-10-12 00:43:58,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:43:58,729 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081239462] [2024-10-12 00:43:58,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:43:58,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:43:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,736 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:43:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,742 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:43:58,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:43:58,744 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2024-10-12 00:43:58,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:43:58,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56388045] [2024-10-12 00:43:58,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:43:58,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:43:58,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:43:58,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:43:58,774 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:43:59,121 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:43:59,121 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:43:59,122 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:43:59,122 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:43:59,122 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:43:59,122 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,122 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:43:59,123 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:43:59,123 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration1_Lasso [2024-10-12 00:43:59,123 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:43:59,123 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:43:59,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:43:59,652 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:43:59,660 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:43:59,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,670 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,672 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-12 00:43:59,673 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 [2024-10-12 00:43:59,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-12 00:43:59,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,705 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-12 00:43:59,709 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 [2024-10-12 00:43:59,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,721 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,722 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,734 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-12 00:43:59,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,737 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-12 00:43:59,739 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 [2024-10-12 00:43:59,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,752 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,762 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-12 00:43:59,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,764 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-12 00:43:59,766 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 [2024-10-12 00:43:59,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:43:59,779 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:43:59,799 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,810 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-10-12 00:43:59,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,812 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-12 00:43:59,815 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 [2024-10-12 00:43:59,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-12 00:43:59,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,840 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-12 00:43:59,841 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 [2024-10-12 00:43:59,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:43:59,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:43:59,856 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-12 00:43:59,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,879 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-12 00:43:59,881 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 [2024-10-12 00:43:59,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,891 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:43:59,893 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:43:59,896 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,907 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-12 00:43:59,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,911 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-12 00:43:59,918 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 [2024-10-12 00:43:59,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,929 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,930 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-12 00:43:59,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,942 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-12 00:43:59,944 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 [2024-10-12 00:43:59,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,958 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,970 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-12 00:43:59,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,970 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,971 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,972 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-12 00:43:59,973 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 [2024-10-12 00:43:59,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:43:59,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:43:59,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:43:59,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:43:59,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:43:59,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:43:59,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:43:59,986 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:43:59,996 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-12 00:43:59,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:43:59,997 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:43:59,998 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:43:59,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-12 00:44:00,000 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 [2024-10-12 00:44:00,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,012 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-12 00:44:00,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,025 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-12 00:44:00,027 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 [2024-10-12 00:44:00,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,049 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-12 00:44:00,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,051 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-12 00:44:00,053 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 [2024-10-12 00:44:00,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,065 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:00,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,077 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-12 00:44:00,079 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 [2024-10-12 00:44:00,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,090 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-12 00:44:00,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,102 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-12 00:44:00,105 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 [2024-10-12 00:44:00,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:00,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,128 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-12 00:44:00,130 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 [2024-10-12 00:44:00,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:00,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:00,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:00,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,152 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-12 00:44:00,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,154 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,155 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-12 00:44:00,156 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 [2024-10-12 00:44:00,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:00,168 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:00,171 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:00,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:00,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,185 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-12 00:44:00,186 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 [2024-10-12 00:44:00,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:00,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:00,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:00,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:00,200 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:00,200 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:00,206 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:00,223 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-10-12 00:44:00,223 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-10-12 00:44:00,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:00,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,245 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-12 00:44:00,248 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:00,260 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:00,261 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:00,261 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 9*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-10-12 00:44:00,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-10-12 00:44:00,292 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-12 00:44:00,312 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:44:00,313 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:44:00,352 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:00,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:00,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:00,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:44:00,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:00,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:00,565 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 [2024-10-12 00:44:00,566 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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) [2024-10-12 00:44:00,597 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 27 states, 26 states have (on average 1.6153846153846154) internal successors, (42), 26 states have internal predecessors, (42), 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 83 transitions. Complement of second has 6 states. [2024-10-12 00:44:00,603 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 [2024-10-12 00:44:00,606 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) [2024-10-12 00:44:00,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 41 transitions. [2024-10-12 00:44:00,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 2 letters. Loop has 2 letters. [2024-10-12 00:44:00,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:00,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 4 letters. Loop has 2 letters. [2024-10-12 00:44:00,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:00,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 41 transitions. Stem has 2 letters. Loop has 4 letters. [2024-10-12 00:44:00,608 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:00,609 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 83 transitions. [2024-10-12 00:44:00,611 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,613 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 19 states and 28 transitions. [2024-10-12 00:44:00,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-10-12 00:44:00,614 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2024-10-12 00:44:00,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 28 transitions. [2024-10-12 00:44:00,614 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:00,614 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:44:00,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 28 transitions. [2024-10-12 00:44:00,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-10-12 00:44:00,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 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) [2024-10-12 00:44:00,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 28 transitions. [2024-10-12 00:44:00,632 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:44:00,632 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 28 transitions. [2024-10-12 00:44:00,632 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-12 00:44:00,632 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 28 transitions. [2024-10-12 00:44:00,633 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:00,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:00,633 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-12 00:44:00,633 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:00,633 INFO L745 eck$LassoCheckResult]: Stem: 165#$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(11, 2); 160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 161#L33-3 assume !(main_~i~0#1 < 5); 155#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 156#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 151#L37-3 [2024-10-12 00:44:00,633 INFO L747 eck$LassoCheckResult]: Loop: 151#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 150#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 151#L37-3 [2024-10-12 00:44:00,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,634 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2024-10-12 00:44:00,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:00,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47853572] [2024-10-12 00:44:00,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:00,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:00,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:00,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:00,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47853572] [2024-10-12 00:44:00,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47853572] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:44:00,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:44:00,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-12 00:44:00,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201692618] [2024-10-12 00:44:00,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:44:00,690 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:00,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1891, now seen corresponding path program 1 times [2024-10-12 00:44:00,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:00,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744306363] [2024-10-12 00:44:00,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:00,695 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:00,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:00,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:00,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-12 00:44:00,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-12 00:44:00,740 INFO L87 Difference]: Start difference. First operand 19 states and 28 transitions. cyclomatic complexity: 14 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2024-10-12 00:44:00,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:00,765 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2024-10-12 00:44:00,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2024-10-12 00:44:00,766 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,767 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 24 states and 30 transitions. [2024-10-12 00:44:00,767 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2024-10-12 00:44:00,767 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2024-10-12 00:44:00,767 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2024-10-12 00:44:00,767 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:00,767 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2024-10-12 00:44:00,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2024-10-12 00:44:00,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 20. [2024-10-12 00:44:00,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 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) [2024-10-12 00:44:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2024-10-12 00:44:00,769 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-12 00:44:00,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-12 00:44:00,770 INFO L425 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2024-10-12 00:44:00,770 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-12 00:44:00,770 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2024-10-12 00:44:00,771 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,771 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:00,771 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:00,771 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:00,771 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:00,771 INFO L745 eck$LassoCheckResult]: Stem: 214#$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(11, 2); 209#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 210#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 207#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 208#L33-3 assume !(main_~i~0#1 < 5); 204#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 205#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 215#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 199#L37-2 [2024-10-12 00:44:00,771 INFO L747 eck$LassoCheckResult]: Loop: 199#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 200#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 199#L37-2 [2024-10-12 00:44:00,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,772 INFO L85 PathProgramCache]: Analyzing trace with hash 265181045, now seen corresponding path program 1 times [2024-10-12 00:44:00,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:00,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720166044] [2024-10-12 00:44:00,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:00,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:00,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720166044] [2024-10-12 00:44:00,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720166044] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:00,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [697190505] [2024-10-12 00:44:00,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:00,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:00,820 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:00,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-12 00:44:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:00,860 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:44:00,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:00,868 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:00,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [697190505] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:00,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:00,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-12 00:44:00,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268124488] [2024-10-12 00:44:00,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:00,885 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:00,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 2 times [2024-10-12 00:44:00,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:00,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507663000] [2024-10-12 00:44:00,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:00,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:00,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:00,893 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:00,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:00,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-12 00:44:00,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-12 00:44:00,932 INFO L87 Difference]: Start difference. First operand 20 states and 25 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 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) [2024-10-12 00:44:00,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:00,985 INFO L93 Difference]: Finished difference Result 40 states and 49 transitions. [2024-10-12 00:44:00,985 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2024-10-12 00:44:00,986 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,986 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 40 states and 49 transitions. [2024-10-12 00:44:00,987 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2024-10-12 00:44:00,987 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-10-12 00:44:00,987 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 49 transitions. [2024-10-12 00:44:00,987 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:00,987 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 49 transitions. [2024-10-12 00:44:00,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 49 transitions. [2024-10-12 00:44:00,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 32. [2024-10-12 00:44:00,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:44:00,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2024-10-12 00:44:00,989 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2024-10-12 00:44:00,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-12 00:44:00,990 INFO L425 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2024-10-12 00:44:00,990 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-12 00:44:00,990 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2024-10-12 00:44:00,991 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:00,991 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:00,991 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:00,991 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 3, 1, 1, 1, 1, 1] [2024-10-12 00:44:00,991 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:00,991 INFO L745 eck$LassoCheckResult]: Stem: 326#$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(11, 2); 321#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 322#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 319#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 320#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 328#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 336#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 335#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 332#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 331#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 330#L33-3 assume !(main_~i~0#1 < 5); 316#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 317#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 329#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 311#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 312#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 327#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 339#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 338#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 337#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 334#L37-2 [2024-10-12 00:44:00,992 INFO L747 eck$LassoCheckResult]: Loop: 334#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 333#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 334#L37-2 [2024-10-12 00:44:00,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:00,992 INFO L85 PathProgramCache]: Analyzing trace with hash 213314517, now seen corresponding path program 1 times [2024-10-12 00:44:00,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:00,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665964936] [2024-10-12 00:44:00,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:00,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:01,105 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-12 00:44:01,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:01,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665964936] [2024-10-12 00:44:01,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665964936] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:01,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533826558] [2024-10-12 00:44:01,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:01,107 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:01,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-12 00:44:01,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:01,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:44:01,162 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:01,182 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-12 00:44:01,182 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:01,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-12 00:44:01,254 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-10-12 00:44:01,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533826558] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:01,255 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:01,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2024-10-12 00:44:01,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423738738] [2024-10-12 00:44:01,255 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:01,255 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:01,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 3 times [2024-10-12 00:44:01,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124033291] [2024-10-12 00:44:01,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,262 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:01,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:01,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 00:44:01,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2024-10-12 00:44:01,300 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 2.25) internal successors, (18), 8 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) [2024-10-12 00:44:01,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:01,354 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2024-10-12 00:44:01,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2024-10-12 00:44:01,355 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:01,355 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2024-10-12 00:44:01,356 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-10-12 00:44:01,356 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-12 00:44:01,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2024-10-12 00:44:01,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:01,356 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2024-10-12 00:44:01,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2024-10-12 00:44:01,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 36. [2024-10-12 00:44:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.1388888888888888) internal successors, (41), 35 states have internal predecessors, (41), 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) [2024-10-12 00:44:01,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2024-10-12 00:44:01,358 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 41 transitions. [2024-10-12 00:44:01,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 00:44:01,361 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 41 transitions. [2024-10-12 00:44:01,361 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-12 00:44:01,361 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 41 transitions. [2024-10-12 00:44:01,362 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:01,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:01,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:01,362 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 4, 1, 1, 1, 1, 1] [2024-10-12 00:44:01,362 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:01,363 INFO L745 eck$LassoCheckResult]: Stem: 529#$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(11, 2); 524#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 525#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 522#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 523#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 531#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 543#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 541#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 539#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 538#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 535#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 534#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 533#L33-3 assume !(main_~i~0#1 < 5); 519#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 520#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 532#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 514#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 515#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 530#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 546#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 545#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 544#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 542#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 540#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 537#L37-2 [2024-10-12 00:44:01,363 INFO L747 eck$LassoCheckResult]: Loop: 537#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 536#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 537#L37-2 [2024-10-12 00:44:01,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1212159477, now seen corresponding path program 2 times [2024-10-12 00:44:01,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431072184] [2024-10-12 00:44:01,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:01,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1951, now seen corresponding path program 4 times [2024-10-12 00:44:01,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801035647] [2024-10-12 00:44:01,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,455 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:01,456 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,457 INFO L85 PathProgramCache]: Analyzing trace with hash 949121171, now seen corresponding path program 3 times [2024-10-12 00:44:01,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211538381] [2024-10-12 00:44:01,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:01,608 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:44:01,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:01,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211538381] [2024-10-12 00:44:01,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211538381] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:01,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806314223] [2024-10-12 00:44:01,610 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-12 00:44:01,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:01,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:01,612 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:01,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-12 00:44:01,694 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-10-12 00:44:01,694 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 00:44:01,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-12 00:44:01,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:01,724 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-10-12 00:44:01,725 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 00:44:01,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806314223] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:44:01,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-12 00:44:01,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2024-10-12 00:44:01,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529744673] [2024-10-12 00:44:01,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:44:01,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:01,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-12 00:44:01,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2024-10-12 00:44:01,762 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. cyclomatic complexity: 10 Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 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) [2024-10-12 00:44:01,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:01,843 INFO L93 Difference]: Finished difference Result 48 states and 57 transitions. [2024-10-12 00:44:01,843 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 57 transitions. [2024-10-12 00:44:01,845 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 8 [2024-10-12 00:44:01,846 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 48 states and 57 transitions. [2024-10-12 00:44:01,846 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-10-12 00:44:01,846 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-10-12 00:44:01,846 INFO L73 IsDeterministic]: Start isDeterministic. Operand 48 states and 57 transitions. [2024-10-12 00:44:01,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:01,846 INFO L218 hiAutomatonCegarLoop]: Abstraction has 48 states and 57 transitions. [2024-10-12 00:44:01,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states and 57 transitions. [2024-10-12 00:44:01,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 36. [2024-10-12 00:44:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.0833333333333333) internal successors, (39), 35 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:44:01,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 39 transitions. [2024-10-12 00:44:01,852 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 39 transitions. [2024-10-12 00:44:01,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-12 00:44:01,853 INFO L425 stractBuchiCegarLoop]: Abstraction has 36 states and 39 transitions. [2024-10-12 00:44:01,853 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-12 00:44:01,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 39 transitions. [2024-10-12 00:44:01,853 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2024-10-12 00:44:01,853 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:01,854 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:01,854 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:01,854 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:01,854 INFO L745 eck$LassoCheckResult]: Stem: 702#$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(11, 2); 697#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 698#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 695#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 696#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 716#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 714#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 712#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 710#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 708#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 707#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 706#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 705#L33-3 assume !(main_~i~0#1 < 5); 692#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 693#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 704#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 687#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 688#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 703#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 719#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 718#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 717#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 715#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 713#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 711#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 709#L37-3 assume !(main_~i~0#1 < 5); 700#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 701#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 686#L42-3 [2024-10-12 00:44:01,854 INFO L747 eck$LassoCheckResult]: Loop: 686#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 684#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 686#L42-3 [2024-10-12 00:44:01,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1572377782, now seen corresponding path program 1 times [2024-10-12 00:44:01,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083483680] [2024-10-12 00:44:01,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:01,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,891 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2024-10-12 00:44:01,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204804692] [2024-10-12 00:44:01,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,896 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:01,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:01,896 INFO L85 PathProgramCache]: Analyzing trace with hash -773438245, now seen corresponding path program 1 times [2024-10-12 00:44:01,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:01,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713228406] [2024-10-12 00:44:01,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:01,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,910 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:01,921 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:05,511 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:05,512 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:05,512 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:05,512 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:05,512 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:05,512 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:05,512 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:05,512 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:05,512 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration6_Lasso [2024-10-12 00:44:05,512 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:05,512 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:05,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,520 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:05,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:06,031 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:06,031 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:06,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,038 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,039 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-12 00:44:06,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,065 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-12 00:44:06,066 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 [2024-10-12 00:44:06,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,080 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,092 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-12 00:44:06,093 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 [2024-10-12 00:44:06,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,117 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,119 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-12 00:44:06,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,135 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-10-12 00:44:06,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,149 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-12 00:44:06,151 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 [2024-10-12 00:44:06,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,165 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,177 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-12 00:44:06,182 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 [2024-10-12 00:44:06,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,196 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,209 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-12 00:44:06,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,210 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-12 00:44:06,212 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 [2024-10-12 00:44:06,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,240 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-10-12 00:44:06,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,243 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-12 00:44:06,244 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 [2024-10-12 00:44:06,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,254 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-12 00:44:06,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,269 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,270 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-12 00:44:06,271 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 [2024-10-12 00:44:06,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-10-12 00:44:06,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,309 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-12 00:44:06,311 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 [2024-10-12 00:44:06,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,322 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,329 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,340 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-12 00:44:06,343 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 [2024-10-12 00:44:06,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,369 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-12 00:44:06,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,384 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,394 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-12 00:44:06,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,400 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-12 00:44:06,401 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 [2024-10-12 00:44:06,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,429 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-12 00:44:06,430 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 [2024-10-12 00:44:06,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,440 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,444 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-10-12 00:44:06,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,457 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,461 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-12 00:44:06,461 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 [2024-10-12 00:44:06,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,473 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-10-12 00:44:06,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,486 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-12 00:44:06,488 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 [2024-10-12 00:44:06,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,498 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-12 00:44:06,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,514 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-12 00:44:06,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,529 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,545 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-12 00:44:06,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,547 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-12 00:44:06,549 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 [2024-10-12 00:44:06,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,574 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-12 00:44:06,576 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 [2024-10-12 00:44:06,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,613 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,615 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-12 00:44:06,618 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 [2024-10-12 00:44:06,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,629 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,630 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,630 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,632 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,645 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-12 00:44:06,647 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 [2024-10-12 00:44:06,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,658 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,668 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-12 00:44:06,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,670 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-12 00:44:06,671 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 [2024-10-12 00:44:06,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,681 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 00:44:06,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,684 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-12 00:44:06,684 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-12 00:44:06,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-12 00:44:06,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,705 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-12 00:44:06,707 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 [2024-10-12 00:44:06,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,719 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,729 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,731 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-12 00:44:06,732 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 [2024-10-12 00:44:06,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,766 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-12 00:44:06,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,793 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:06,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,795 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-12 00:44:06,797 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 [2024-10-12 00:44:06,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,827 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-10-12 00:44:06,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,829 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-12 00:44:06,830 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 [2024-10-12 00:44:06,840 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,840 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,844 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,855 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-10-12 00:44:06,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,857 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-12 00:44:06,859 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 [2024-10-12 00:44:06,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,884 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-12 00:44:06,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,885 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-12 00:44:06,887 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 [2024-10-12 00:44:06,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,898 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,900 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,910 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-10-12 00:44:06,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,912 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-12 00:44:06,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:06,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:06,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:06,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:06,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-10-12 00:44:06,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,936 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-12 00:44:06,938 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 [2024-10-12 00:44:06,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,962 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-10-12 00:44:06,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,963 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-12 00:44:06,965 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 [2024-10-12 00:44:06,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:06,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:06,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:06,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:06,975 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:06,975 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:06,978 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:06,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-12 00:44:06,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:06,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:06,989 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:06,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-12 00:44:06,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:07,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:07,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:07,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:07,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:07,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:07,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:07,005 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:07,015 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:07,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:07,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:07,017 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:07,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-10-12 00:44:07,019 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 [2024-10-12 00:44:07,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:07,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:07,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:07,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:07,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:07,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:07,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:07,042 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:07,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:07,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:07,044 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:07,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-10-12 00:44:07,045 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 [2024-10-12 00:44:07,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:07,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:07,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:07,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:07,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:07,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:07,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:07,057 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:07,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:07,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:07,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:07,069 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:07,070 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-10-12 00:44:07,070 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 [2024-10-12 00:44:07,080 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:07,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:07,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:07,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:07,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:07,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:07,087 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:07,103 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-12 00:44:07,103 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-10-12 00:44:07,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:07,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:07,104 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:07,106 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-10-12 00:44:07,106 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:07,118 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-12 00:44:07,118 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:07,118 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2, ULTIMATE.start_main_~nc_A~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_2 - 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [1*ULTIMATE.start_main_~#string_A~0#1.offset >= 0] [2024-10-12 00:44:07,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:07,172 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-10-12 00:44:07,174 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:44:07,174 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:44:07,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:07,239 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:44:07,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:07,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:44:07,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:07,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:07,509 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-12 00:44:07,509 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-10-12 00:44:07,541 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 36 states and 39 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 51 transitions. Complement of second has 5 states. [2024-10-12 00:44:07,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-12 00:44:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2024-10-12 00:44:07,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-10-12 00:44:07,543 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 2 letters. [2024-10-12 00:44:07,543 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:07,544 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 30 letters. Loop has 2 letters. [2024-10-12 00:44:07,544 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:07,544 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 28 letters. Loop has 4 letters. [2024-10-12 00:44:07,544 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:07,544 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 51 transitions. [2024-10-12 00:44:07,545 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-12 00:44:07,545 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 38 states and 42 transitions. [2024-10-12 00:44:07,545 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-10-12 00:44:07,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-12 00:44:07,545 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 42 transitions. [2024-10-12 00:44:07,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:07,546 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-10-12 00:44:07,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 42 transitions. [2024-10-12 00:44:07,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2024-10-12 00:44:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 states have internal predecessors, (42), 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) [2024-10-12 00:44:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2024-10-12 00:44:07,547 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-10-12 00:44:07,548 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2024-10-12 00:44:07,548 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-10-12 00:44:07,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2024-10-12 00:44:07,548 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2024-10-12 00:44:07,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:07,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:07,549 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:07,549 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:07,549 INFO L745 eck$LassoCheckResult]: Stem: 936#$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(11, 2); 931#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 932#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 928#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 929#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 938#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 948#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 946#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 944#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 942#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 941#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 940#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 939#L33-3 assume !(main_~i~0#1 < 5); 925#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 926#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 937#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 920#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 921#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 953#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 952#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 951#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 950#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 949#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 947#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 945#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 943#L37-3 assume !(main_~i~0#1 < 5); 934#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 935#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 930#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 916#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 917#L42-4 main_~nc_B~0#1 := 0; 923#L46-3 [2024-10-12 00:44:07,549 INFO L747 eck$LassoCheckResult]: Loop: 923#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 922#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 923#L46-3 [2024-10-12 00:44:07,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:07,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1793218173, now seen corresponding path program 1 times [2024-10-12 00:44:07,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:07,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417378265] [2024-10-12 00:44:07,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:07,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,563 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,577 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:07,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:07,581 INFO L85 PathProgramCache]: Analyzing trace with hash 2854, now seen corresponding path program 1 times [2024-10-12 00:44:07,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:07,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020062816] [2024-10-12 00:44:07,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:07,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:07,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:07,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:07,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1000780450, now seen corresponding path program 1 times [2024-10-12 00:44:07,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:07,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95302077] [2024-10-12 00:44:07,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:07,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,614 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:07,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:07,625 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:08,020 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-10-12 00:44:10,857 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:10,857 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:10,857 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:10,857 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:10,857 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:10,857 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:10,857 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:10,857 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:10,857 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration7_Lasso [2024-10-12 00:44:10,857 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:10,858 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:10,859 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,861 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,863 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,869 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,878 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,881 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:10,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,162 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:11,356 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:11,357 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:11,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,363 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-10-12 00:44:11,369 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 [2024-10-12 00:44:11,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,391 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-10-12 00:44:11,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,393 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-10-12 00:44:11,394 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 [2024-10-12 00:44:11,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,416 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-10-12 00:44:11,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,417 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-10-12 00:44:11,419 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 [2024-10-12 00:44:11,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-10-12 00:44:11,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,443 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-10-12 00:44:11,445 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 [2024-10-12 00:44:11,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-10-12 00:44:11,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,470 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,470 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-10-12 00:44:11,471 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 [2024-10-12 00:44:11,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,487 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,497 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,499 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-10-12 00:44:11,502 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 [2024-10-12 00:44:11,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,516 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,526 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,527 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-10-12 00:44:11,529 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 [2024-10-12 00:44:11,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,540 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,540 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,542 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,552 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,554 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-10-12 00:44:11,555 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 [2024-10-12 00:44:11,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,569 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-10-12 00:44:11,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,580 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-10-12 00:44:11,583 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 [2024-10-12 00:44:11,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,612 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-10-12 00:44:11,613 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 [2024-10-12 00:44:11,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,637 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-10-12 00:44:11,638 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 [2024-10-12 00:44:11,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,648 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,660 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-10-12 00:44:11,664 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 [2024-10-12 00:44:11,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,676 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,686 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,687 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-10-12 00:44:11,689 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 [2024-10-12 00:44:11,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,710 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,711 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-10-12 00:44:11,713 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 [2024-10-12 00:44:11,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,736 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-10-12 00:44:11,737 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 [2024-10-12 00:44:11,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,762 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-10-12 00:44:11,763 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 [2024-10-12 00:44:11,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,774 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,774 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,776 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-10-12 00:44:11,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,787 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-10-12 00:44:11,788 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 [2024-10-12 00:44:11,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,798 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-12 00:44:11,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,802 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-12 00:44:11,802 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-12 00:44:11,809 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-10-12 00:44:11,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,820 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,821 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-10-12 00:44:11,822 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 [2024-10-12 00:44:11,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,836 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,847 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-10-12 00:44:11,850 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 [2024-10-12 00:44:11,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,874 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,874 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-10-12 00:44:11,875 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 [2024-10-12 00:44:11,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,899 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,900 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,901 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-10-12 00:44:11,901 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 [2024-10-12 00:44:11,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,927 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-10-12 00:44:11,933 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 [2024-10-12 00:44:11,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:11,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:11,955 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,966 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-10-12 00:44:11,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,968 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-10-12 00:44:11,971 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 [2024-10-12 00:44:11,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:11,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:11,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:11,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:11,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:11,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:11,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:11,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:11,993 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:11,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:11,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:11,995 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:11,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-10-12 00:44:11,996 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 [2024-10-12 00:44:12,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:12,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:12,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:12,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:12,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:12,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:12,014 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:12,024 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-12 00:44:12,024 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 4 variables to zero. [2024-10-12 00:44:12,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:12,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:12,026 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:12,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-10-12 00:44:12,027 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:12,039 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2024-10-12 00:44:12,039 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:12,039 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3, ULTIMATE.start_main_~nc_B~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#string_B~0#1.base)_3 - 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [1*ULTIMATE.start_main_~#string_B~0#1.offset >= 0] [2024-10-12 00:44:12,050 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-10-12 00:44:12,067 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-10-12 00:44:12,069 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:44:12,069 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:44:12,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:12,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-12 00:44:12,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:12,280 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:44:12,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:12,295 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-12 00:44:12,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2024-10-12 00:44:12,325 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 42 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 43 states and 50 transitions. Complement of second has 5 states. [2024-10-12 00:44:12,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-12 00:44:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2024-10-12 00:44:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2024-10-12 00:44:12,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 31 letters. Loop has 2 letters. [2024-10-12 00:44:12,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:12,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 33 letters. Loop has 2 letters. [2024-10-12 00:44:12,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:12,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 31 letters. Loop has 4 letters. [2024-10-12 00:44:12,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:12,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 50 transitions. [2024-10-12 00:44:12,327 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,327 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 40 states and 45 transitions. [2024-10-12 00:44:12,327 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2024-10-12 00:44:12,327 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-12 00:44:12,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 40 states and 45 transitions. [2024-10-12 00:44:12,327 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:12,327 INFO L218 hiAutomatonCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-10-12 00:44:12,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states and 45 transitions. [2024-10-12 00:44:12,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-10-12 00:44:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.125) internal successors, (45), 39 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) [2024-10-12 00:44:12,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2024-10-12 00:44:12,329 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-10-12 00:44:12,329 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 45 transitions. [2024-10-12 00:44:12,329 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-10-12 00:44:12,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 45 transitions. [2024-10-12 00:44:12,329 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:12,329 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:12,330 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:12,330 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:12,330 INFO L745 eck$LassoCheckResult]: Stem: 1180#$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(11, 2); 1173#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1174#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1171#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1172#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1197#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1196#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1195#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1194#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1193#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1191#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1189#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1187#L33-3 assume !(main_~i~0#1 < 5); 1168#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1169#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1182#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1162#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1163#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1181#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1192#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1190#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1188#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1186#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1185#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1184#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1183#L37-3 assume !(main_~i~0#1 < 5); 1177#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1178#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1175#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1158#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1159#L42-4 main_~nc_B~0#1 := 0; 1179#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1164#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1165#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1170#L55-2 [2024-10-12 00:44:12,330 INFO L747 eck$LassoCheckResult]: Loop: 1170#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1176#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1170#L55-2 [2024-10-12 00:44:12,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,334 INFO L85 PathProgramCache]: Analyzing trace with hash 959422888, now seen corresponding path program 1 times [2024-10-12 00:44:12,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580083279] [2024-10-12 00:44:12,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:12,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,364 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 1 times [2024-10-12 00:44:12,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521724270] [2024-10-12 00:44:12,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,366 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:12,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1412570677, now seen corresponding path program 1 times [2024-10-12 00:44:12,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392821633] [2024-10-12 00:44:12,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:12,455 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:12,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:12,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392821633] [2024-10-12 00:44:12,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392821633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:44:12,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-12 00:44:12,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-12 00:44:12,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35759607] [2024-10-12 00:44:12,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:44:12,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:12,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-12 00:44:12,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-12 00:44:12,599 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-10-12 00:44:12,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:12,616 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions. [2024-10-12 00:44:12,616 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 55 transitions. [2024-10-12 00:44:12,617 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,617 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 41 states and 45 transitions. [2024-10-12 00:44:12,617 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-10-12 00:44:12,617 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-12 00:44:12,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 45 transitions. [2024-10-12 00:44:12,618 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:12,618 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 45 transitions. [2024-10-12 00:44:12,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 45 transitions. [2024-10-12 00:44:12,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 40. [2024-10-12 00:44:12,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.1) internal successors, (44), 39 states have internal predecessors, (44), 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) [2024-10-12 00:44:12,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2024-10-12 00:44:12,619 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 44 transitions. [2024-10-12 00:44:12,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-12 00:44:12,627 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 44 transitions. [2024-10-12 00:44:12,627 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-10-12 00:44:12,627 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 44 transitions. [2024-10-12 00:44:12,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:12,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:12,628 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:12,628 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:12,628 INFO L745 eck$LassoCheckResult]: Stem: 1278#$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(11, 2); 1272#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1273#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1269#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1270#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1295#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1294#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1293#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1291#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1289#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1287#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1285#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1283#L33-3 assume !(main_~i~0#1 < 5); 1266#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1267#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1279#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1260#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1261#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1292#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1290#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1288#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1286#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1284#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1282#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1281#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1280#L37-3 assume !(main_~i~0#1 < 5); 1275#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1276#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1271#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1258#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1259#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1256#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1257#L42-4 main_~nc_B~0#1 := 0; 1277#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1262#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1263#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1268#L55-2 [2024-10-12 00:44:12,628 INFO L747 eck$LassoCheckResult]: Loop: 1268#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1274#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1268#L55-2 [2024-10-12 00:44:12,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,629 INFO L85 PathProgramCache]: Analyzing trace with hash 94364173, now seen corresponding path program 1 times [2024-10-12 00:44:12,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532569412] [2024-10-12 00:44:12,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:12,723 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:12,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:12,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532569412] [2024-10-12 00:44:12,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532569412] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:12,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857793809] [2024-10-12 00:44:12,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:12,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:12,725 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:12,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-10-12 00:44:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:12,796 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-12 00:44:12,797 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:12,818 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:12,818 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-12 00:44:12,819 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857793809] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-12 00:44:12,819 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-12 00:44:12,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2024-10-12 00:44:12,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991571647] [2024-10-12 00:44:12,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-12 00:44:12,819 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:12,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,819 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 2 times [2024-10-12 00:44:12,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867346515] [2024-10-12 00:44:12,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,823 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:12,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:12,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-12 00:44:12,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-12 00:44:12,882 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. cyclomatic complexity: 7 Second operand has 5 states, 4 states have (on average 5.0) internal successors, (20), 5 states have internal predecessors, (20), 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) [2024-10-12 00:44:12,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:12,897 INFO L93 Difference]: Finished difference Result 44 states and 47 transitions. [2024-10-12 00:44:12,897 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 47 transitions. [2024-10-12 00:44:12,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,898 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 42 states and 45 transitions. [2024-10-12 00:44:12,898 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2024-10-12 00:44:12,898 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36 [2024-10-12 00:44:12,899 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 45 transitions. [2024-10-12 00:44:12,899 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:12,899 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 45 transitions. [2024-10-12 00:44:12,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 45 transitions. [2024-10-12 00:44:12,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2024-10-12 00:44:12,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.075) internal successors, (43), 39 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) [2024-10-12 00:44:12,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 43 transitions. [2024-10-12 00:44:12,900 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 43 transitions. [2024-10-12 00:44:12,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-12 00:44:12,901 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 43 transitions. [2024-10-12 00:44:12,901 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-10-12 00:44:12,901 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 43 transitions. [2024-10-12 00:44:12,901 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:12,901 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:12,901 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:12,902 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:12,902 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:12,902 INFO L745 eck$LassoCheckResult]: Stem: 1477#$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(11, 2); 1470#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1471#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1468#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1469#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1494#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1493#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1492#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1490#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1488#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1486#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1484#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1482#L33-3 assume !(main_~i~0#1 < 5); 1465#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1466#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1478#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1459#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1460#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1491#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1489#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1487#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1485#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1483#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1481#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1480#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1479#L37-3 assume !(main_~i~0#1 < 5); 1474#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1475#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1472#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1457#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1458#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1455#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1456#L42-4 main_~nc_B~0#1 := 0; 1476#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1463#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 1464#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1461#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1462#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1467#L55-2 [2024-10-12 00:44:12,902 INFO L747 eck$LassoCheckResult]: Loop: 1467#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1473#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1467#L55-2 [2024-10-12 00:44:12,903 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,903 INFO L85 PathProgramCache]: Analyzing trace with hash 489706120, now seen corresponding path program 1 times [2024-10-12 00:44:12,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336916943] [2024-10-12 00:44:12,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:12,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,952 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 3 times [2024-10-12 00:44:12,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,952 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382463623] [2024-10-12 00:44:12,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,956 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,962 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:12,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:12,962 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818645, now seen corresponding path program 1 times [2024-10-12 00:44:12,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:12,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699462451] [2024-10-12 00:44:12,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:12,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:12,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:13,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:16,245 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:16,245 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:16,245 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:16,245 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:16,245 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:16,245 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:16,245 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:16,246 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:16,246 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration10_Lasso [2024-10-12 00:44:16,246 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:16,246 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:16,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,250 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,255 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:16,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:17,045 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:17,045 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:17,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,047 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-10-12 00:44:17,049 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 [2024-10-12 00:44:17,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,063 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,073 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-10-12 00:44:17,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,075 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,076 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-10-12 00:44:17,076 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 [2024-10-12 00:44:17,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,088 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,098 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-10-12 00:44:17,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,099 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-10-12 00:44:17,100 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 [2024-10-12 00:44:17,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,113 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-10-12 00:44:17,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,125 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-10-12 00:44:17,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:17,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,137 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,137 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-10-12 00:44:17,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,149 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,150 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-10-12 00:44:17,151 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 [2024-10-12 00:44:17,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,163 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,173 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-10-12 00:44:17,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,174 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-10-12 00:44:17,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:17,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,188 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,198 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,199 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-10-12 00:44:17,201 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 [2024-10-12 00:44:17,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,211 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,212 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,212 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,224 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-10-12 00:44:17,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:17,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,248 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-10-12 00:44:17,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:17,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,260 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:17,260 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:17,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-10-12 00:44:17,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,276 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-10-12 00:44:17,277 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 [2024-10-12 00:44:17,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:17,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:17,290 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,302 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-10-12 00:44:17,304 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 [2024-10-12 00:44:17,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,316 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,327 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-10-12 00:44:17,329 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 [2024-10-12 00:44:17,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-10-12 00:44:17,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,352 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-10-12 00:44:17,354 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 [2024-10-12 00:44:17,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,366 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,377 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-10-12 00:44:17,379 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 [2024-10-12 00:44:17,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,389 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,389 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,402 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-10-12 00:44:17,404 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 [2024-10-12 00:44:17,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,425 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2024-10-12 00:44:17,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,428 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-10-12 00:44:17,430 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 [2024-10-12 00:44:17,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2024-10-12 00:44:17,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,453 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-10-12 00:44:17,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:17,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,476 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,478 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2024-10-12 00:44:17,479 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 [2024-10-12 00:44:17,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,491 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,502 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2024-10-12 00:44:17,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,503 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,504 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-10-12 00:44:17,506 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 [2024-10-12 00:44:17,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:17,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:17,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:17,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:17,528 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,530 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-10-12 00:44:17,532 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 [2024-10-12 00:44:17,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:17,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:17,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:17,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:17,546 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:17,549 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:17,558 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:17,571 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-10-12 00:44:17,571 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-12 00:44:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:17,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:17,574 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:17,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2024-10-12 00:44:17,575 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:17,586 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:17,586 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:17,586 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~nc_B~0#1) = -1*ULTIMATE.start_main_~j~0#1 + 1*ULTIMATE.start_main_~nc_B~0#1 Supporting invariants [] [2024-10-12 00:44:17,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:17,612 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2024-10-12 00:44:17,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:17,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:17,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:17,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:44:17,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:17,733 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 [2024-10-12 00:44:17,733 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 43 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2024-10-12 00:44:17,763 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 43 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) Result 44 states and 49 transitions. Complement of second has 5 states. [2024-10-12 00:44:17,764 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 [2024-10-12 00:44:17,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 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) [2024-10-12 00:44:17,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2024-10-12 00:44:17,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 38 letters. Loop has 2 letters. [2024-10-12 00:44:17,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:17,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 40 letters. Loop has 2 letters. [2024-10-12 00:44:17,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:17,765 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 38 letters. Loop has 4 letters. [2024-10-12 00:44:17,765 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:17,765 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 49 transitions. [2024-10-12 00:44:17,766 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:17,766 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 49 transitions. [2024-10-12 00:44:17,766 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2024-10-12 00:44:17,766 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-10-12 00:44:17,766 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 49 transitions. [2024-10-12 00:44:17,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:17,766 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-10-12 00:44:17,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 49 transitions. [2024-10-12 00:44:17,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 44. [2024-10-12 00:44:17,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.1136363636363635) internal successors, (49), 43 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) [2024-10-12 00:44:17,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 49 transitions. [2024-10-12 00:44:17,775 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-10-12 00:44:17,776 INFO L425 stractBuchiCegarLoop]: Abstraction has 44 states and 49 transitions. [2024-10-12 00:44:17,776 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-10-12 00:44:17,780 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 49 transitions. [2024-10-12 00:44:17,781 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:17,781 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:17,781 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:17,781 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:17,781 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:17,782 INFO L745 eck$LassoCheckResult]: Stem: 1737#$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(11, 2); 1727#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 1728#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1724#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1725#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1739#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1754#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1753#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1752#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1750#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1748#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 1746#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 1744#L33-3 assume !(main_~i~0#1 < 5); 1721#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 1722#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 1738#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1715#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1716#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1751#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1749#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1747#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1745#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1743#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1742#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 1741#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1740#L37-3 assume !(main_~i~0#1 < 5); 1733#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 1734#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 1726#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1713#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 1714#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 1711#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 1712#L42-4 main_~nc_B~0#1 := 0; 1735#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1719#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 1720#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 1717#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 1718#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 1723#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1729#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 1730#L55-2 [2024-10-12 00:44:17,782 INFO L747 eck$LassoCheckResult]: Loop: 1730#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 1736#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 1730#L55-2 [2024-10-12 00:44:17,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:17,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1838818643, now seen corresponding path program 1 times [2024-10-12 00:44:17,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:17,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209904448] [2024-10-12 00:44:17,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:17,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:17,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:17,889 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:17,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:17,889 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 4 times [2024-10-12 00:44:17,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:17,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455952136] [2024-10-12 00:44:17,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:17,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:17,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:17,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:17,902 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:17,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:17,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1873154672, now seen corresponding path program 1 times [2024-10-12 00:44:17,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:17,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109146735] [2024-10-12 00:44:17,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:18,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:18,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109146735] [2024-10-12 00:44:18,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109146735] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:18,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515444861] [2024-10-12 00:44:18,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:18,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:18,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:18,215 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:18,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2024-10-12 00:44:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:18,344 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-12 00:44:18,350 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:18,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:18,407 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-12 00:44:18,407 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:18,458 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-10-12 00:44:18,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515444861] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:18,458 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:18,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6, 6] total 13 [2024-10-12 00:44:18,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482578265] [2024-10-12 00:44:18,458 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:18,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:18,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-12 00:44:18,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-10-12 00:44:18,513 INFO L87 Difference]: Start difference. First operand 44 states and 49 transitions. cyclomatic complexity: 9 Second operand has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 13 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-12 00:44:18,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:18,651 INFO L93 Difference]: Finished difference Result 69 states and 75 transitions. [2024-10-12 00:44:18,651 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 69 states and 75 transitions. [2024-10-12 00:44:18,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:18,652 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 69 states to 47 states and 52 transitions. [2024-10-12 00:44:18,652 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-10-12 00:44:18,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-10-12 00:44:18,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 52 transitions. [2024-10-12 00:44:18,652 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:18,652 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 52 transitions. [2024-10-12 00:44:18,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 52 transitions. [2024-10-12 00:44:18,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 46. [2024-10-12 00:44:18,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.108695652173913) internal successors, (51), 45 states have internal predecessors, (51), 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) [2024-10-12 00:44:18,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2024-10-12 00:44:18,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-10-12 00:44:18,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-12 00:44:18,658 INFO L425 stractBuchiCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-10-12 00:44:18,658 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-10-12 00:44:18,658 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 51 transitions. [2024-10-12 00:44:18,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:18,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:18,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:18,659 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:18,659 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:18,659 INFO L745 eck$LassoCheckResult]: Stem: 2125#$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(11, 2); 2115#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2116#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2111#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2112#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2143#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2142#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2141#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2139#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2137#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2135#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2133#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2131#L33-3 assume !(main_~i~0#1 < 5); 2108#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2109#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2126#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2102#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2103#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2140#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2138#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2136#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2134#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2132#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2130#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2129#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2128#L37-3 assume !(main_~i~0#1 < 5); 2121#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2122#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2113#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2100#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2101#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2114#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2127#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2098#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2099#L42-4 main_~nc_B~0#1 := 0; 2123#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2106#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2107#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2104#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2105#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2110#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2117#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2118#L55-2 [2024-10-12 00:44:18,659 INFO L747 eck$LassoCheckResult]: Loop: 2118#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2124#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2118#L55-2 [2024-10-12 00:44:18,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:18,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1199867054, now seen corresponding path program 2 times [2024-10-12 00:44:18,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:18,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049974512] [2024-10-12 00:44:18,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:18,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:18,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:18,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049974512] [2024-10-12 00:44:18,770 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049974512] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:18,770 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [831269001] [2024-10-12 00:44:18,770 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-12 00:44:18,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:18,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:18,771 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:18,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Waiting until timeout for monitored process [2024-10-12 00:44:18,855 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-12 00:44:18,855 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 00:44:18,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-12 00:44:18,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:18,965 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:19,005 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:19,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [831269001] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:19,005 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:19,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-10-12 00:44:19,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861715884] [2024-10-12 00:44:19,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:19,005 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:19,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:19,006 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 5 times [2024-10-12 00:44:19,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:19,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865461948] [2024-10-12 00:44:19,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:19,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,014 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:19,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,021 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:19,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:19,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-12 00:44:19,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-10-12 00:44:19,176 INFO L87 Difference]: Start difference. First operand 46 states and 51 transitions. cyclomatic complexity: 9 Second operand has 11 states, 11 states have (on average 3.4545454545454546) internal successors, (38), 11 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) [2024-10-12 00:44:19,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:19,249 INFO L93 Difference]: Finished difference Result 52 states and 57 transitions. [2024-10-12 00:44:19,249 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 57 transitions. [2024-10-12 00:44:19,250 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:19,251 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 50 states and 55 transitions. [2024-10-12 00:44:19,251 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-10-12 00:44:19,252 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2024-10-12 00:44:19,252 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 55 transitions. [2024-10-12 00:44:19,252 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:19,252 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 55 transitions. [2024-10-12 00:44:19,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 55 transitions. [2024-10-12 00:44:19,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48. [2024-10-12 00:44:19,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 48 states have (on average 1.1041666666666667) internal successors, (53), 47 states have internal predecessors, (53), 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) [2024-10-12 00:44:19,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2024-10-12 00:44:19,254 INFO L240 hiAutomatonCegarLoop]: Abstraction has 48 states and 53 transitions. [2024-10-12 00:44:19,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-12 00:44:19,256 INFO L425 stractBuchiCegarLoop]: Abstraction has 48 states and 53 transitions. [2024-10-12 00:44:19,256 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-10-12 00:44:19,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 48 states and 53 transitions. [2024-10-12 00:44:19,257 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:19,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:19,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:19,257 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:19,258 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:19,258 INFO L745 eck$LassoCheckResult]: Stem: 2484#$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(11, 2); 2473#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2474#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2469#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2470#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2503#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2501#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2499#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2497#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2495#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2493#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2491#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2489#L33-3 assume !(main_~i~0#1 < 5); 2466#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2467#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2485#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2460#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2461#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2502#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2500#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2498#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2496#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2494#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2492#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2490#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2488#L37-3 assume !(main_~i~0#1 < 5); 2479#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2480#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2471#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2458#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2459#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2472#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2486#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2456#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2457#L42-4 main_~nc_B~0#1 := 0; 2481#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2464#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2465#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2482#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2487#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2462#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2463#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2468#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2475#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2476#L55-2 [2024-10-12 00:44:19,258 INFO L747 eck$LassoCheckResult]: Loop: 2476#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2483#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2476#L55-2 [2024-10-12 00:44:19,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:19,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1976327923, now seen corresponding path program 3 times [2024-10-12 00:44:19,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:19,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187917656] [2024-10-12 00:44:19,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:19,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,299 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:19,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:19,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:19,330 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 6 times [2024-10-12 00:44:19,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:19,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895303843] [2024-10-12 00:44:19,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:19,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:19,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,336 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:19,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:19,343 INFO L85 PathProgramCache]: Analyzing trace with hash -875586576, now seen corresponding path program 2 times [2024-10-12 00:44:19,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:19,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955620632] [2024-10-12 00:44:19,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:19,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:19,411 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:23,202 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:23,202 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:23,202 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:23,202 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:23,202 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:23,202 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:23,202 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:23,202 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:23,202 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration13_Lasso [2024-10-12 00:44:23,202 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:23,202 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:23,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,214 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,217 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,220 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,221 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,223 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:23,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:24,161 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:24,161 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:24,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,167 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-10-12 00:44:24,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,181 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,181 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,184 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,197 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-10-12 00:44:24,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,212 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2024-10-12 00:44:24,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,224 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,225 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-10-12 00:44:24,225 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 [2024-10-12 00:44:24,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,247 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,249 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,250 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-10-12 00:44:24,251 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 [2024-10-12 00:44:24,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,261 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,261 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,262 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,274 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-10-12 00:44:24,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,288 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2024-10-12 00:44:24,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,300 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2024-10-12 00:44:24,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,311 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,312 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,324 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-10-12 00:44:24,325 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 [2024-10-12 00:44:24,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,335 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,336 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,347 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2024-10-12 00:44:24,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,349 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,350 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-10-12 00:44:24,350 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 [2024-10-12 00:44:24,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,372 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2024-10-12 00:44:24,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,374 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-10-12 00:44:24,375 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 [2024-10-12 00:44:24,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-10-12 00:44:24,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,398 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,400 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-10-12 00:44:24,403 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 [2024-10-12 00:44:24,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,414 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,415 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,416 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,427 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,428 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-10-12 00:44:24,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,439 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,439 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,439 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,439 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,439 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,440 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,451 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,453 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-10-12 00:44:24,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,465 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,476 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2024-10-12 00:44:24,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,478 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2024-10-12 00:44:24,479 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 [2024-10-12 00:44:24,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,501 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0 [2024-10-12 00:44:24,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,502 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2024-10-12 00:44:24,503 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 [2024-10-12 00:44:24,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-12 00:44:24,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,513 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-12 00:44:24,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-12 00:44:24,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,526 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2024-10-12 00:44:24,527 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 [2024-10-12 00:44:24,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,552 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2024-10-12 00:44:24,554 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 [2024-10-12 00:44:24,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,565 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,568 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,580 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,580 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2024-10-12 00:44:24,581 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 [2024-10-12 00:44:24,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,594 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,594 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,595 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,595 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2024-10-12 00:44:24,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,622 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,624 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,625 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2024-10-12 00:44:24,625 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 [2024-10-12 00:44:24,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,643 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,658 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2024-10-12 00:44:24,660 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 [2024-10-12 00:44:24,670 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,686 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2024-10-12 00:44:24,690 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 [2024-10-12 00:44:24,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,716 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,717 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2024-10-12 00:44:24,718 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 [2024-10-12 00:44:24,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,742 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2024-10-12 00:44:24,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,743 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,744 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2024-10-12 00:44:24,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,757 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,760 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,770 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2024-10-12 00:44:24,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,772 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2024-10-12 00:44:24,773 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 [2024-10-12 00:44:24,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,783 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:24,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,785 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:24,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,788 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2024-10-12 00:44:24,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,800 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2024-10-12 00:44:24,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:24,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,812 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts [2024-10-12 00:44:24,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,824 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2024-10-12 00:44:24,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,849 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,850 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,851 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2024-10-12 00:44:24,852 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 [2024-10-12 00:44:24,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,863 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,863 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,865 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,877 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2024-10-12 00:44:24,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,879 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,880 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2024-10-12 00:44:24,880 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 [2024-10-12 00:44:24,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,891 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,891 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,894 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2024-10-12 00:44:24,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,908 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2024-10-12 00:44:24,910 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 [2024-10-12 00:44:24,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,920 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2024-10-12 00:44:24,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,933 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2024-10-12 00:44:24,935 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 [2024-10-12 00:44:24,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,958 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,959 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,960 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2024-10-12 00:44:24,961 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 [2024-10-12 00:44:24,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:24,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:24,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:24,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:24,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:24,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:24,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:24,986 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:24,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2024-10-12 00:44:24,988 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 [2024-10-12 00:44:24,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:24,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:24,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:24,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:25,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:25,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:25,007 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:25,032 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2024-10-12 00:44:25,033 INFO L444 ModelExtractionUtils]: 0 out of 16 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-12 00:44:25,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:25,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:25,034 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:25,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2024-10-12 00:44:25,036 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:25,047 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:25,047 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:25,047 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-10-12 00:44:25,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:25,097 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-10-12 00:44:25,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:25,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:25,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:25,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:25,267 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:44:25,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:25,286 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 [2024-10-12 00:44:25,286 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 48 states and 53 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-10-12 00:44:25,318 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 48 states and 53 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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 59 transitions. Complement of second has 5 states. [2024-10-12 00:44:25,318 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 [2024-10-12 00:44:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2024-10-12 00:44:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-10-12 00:44:25,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 44 letters. Loop has 2 letters. [2024-10-12 00:44:25,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:25,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 46 letters. Loop has 2 letters. [2024-10-12 00:44:25,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:25,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 44 letters. Loop has 4 letters. [2024-10-12 00:44:25,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:25,319 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 59 transitions. [2024-10-12 00:44:25,320 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:25,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 52 states and 59 transitions. [2024-10-12 00:44:25,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2024-10-12 00:44:25,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-10-12 00:44:25,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 59 transitions. [2024-10-12 00:44:25,320 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:25,320 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-10-12 00:44:25,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 59 transitions. [2024-10-12 00:44:25,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-10-12 00:44:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.1346153846153846) internal successors, (59), 51 states have internal predecessors, (59), 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) [2024-10-12 00:44:25,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2024-10-12 00:44:25,322 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-10-12 00:44:25,322 INFO L425 stractBuchiCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-10-12 00:44:25,329 INFO L332 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-10-12 00:44:25,329 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 59 transitions. [2024-10-12 00:44:25,330 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:25,330 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:25,330 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:25,330 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:25,330 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:25,331 INFO L745 eck$LassoCheckResult]: Stem: 2788#$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(11, 2); 2773#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 2774#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2771#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2772#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2804#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2802#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2800#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2798#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2796#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2794#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 2792#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 2791#L33-3 assume !(main_~i~0#1 < 5); 2768#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 2769#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 2789#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2762#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2763#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2806#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2805#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2803#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2801#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2799#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2797#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 2795#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2793#L37-3 assume !(main_~i~0#1 < 5); 2782#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 2783#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 2775#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2776#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2777#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2760#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 2761#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 2758#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 2759#L42-4 main_~nc_B~0#1 := 0; 2784#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2766#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2767#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2785#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 2790#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 2764#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 2765#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 2770#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2778#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2779#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2807#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 2786#L55-2 [2024-10-12 00:44:25,331 INFO L747 eck$LassoCheckResult]: Loop: 2786#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 2787#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 2786#L55-2 [2024-10-12 00:44:25,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:25,334 INFO L85 PathProgramCache]: Analyzing trace with hash -875586574, now seen corresponding path program 4 times [2024-10-12 00:44:25,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:25,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274793725] [2024-10-12 00:44:25,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:25,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:25,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:25,400 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:25,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:25,405 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 7 times [2024-10-12 00:44:25,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:25,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496215500] [2024-10-12 00:44:25,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:25,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:25,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:25,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:25,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:25,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:25,420 INFO L85 PathProgramCache]: Analyzing trace with hash 374894997, now seen corresponding path program 3 times [2024-10-12 00:44:25,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:25,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857921343] [2024-10-12 00:44:25,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:25,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:25,677 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-12 00:44:25,677 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:25,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857921343] [2024-10-12 00:44:25,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857921343] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:25,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209433460] [2024-10-12 00:44:25,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-12 00:44:25,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:25,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:25,679 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:25,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Waiting until timeout for monitored process [2024-10-12 00:44:25,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:25,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-12 00:44:25,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 00:44:25,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-12 00:44:25,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:25,894 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-12 00:44:25,895 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-10-12 00:44:25,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209433460] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:25,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:25,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2024-10-12 00:44:25,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652007807] [2024-10-12 00:44:25,942 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:25,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:25,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-12 00:44:25,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2024-10-12 00:44:25,997 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. cyclomatic complexity: 12 Second operand has 16 states, 16 states have (on average 3.1875) internal successors, (51), 16 states have internal predecessors, (51), 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) [2024-10-12 00:44:26,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:26,172 INFO L93 Difference]: Finished difference Result 92 states and 105 transitions. [2024-10-12 00:44:26,172 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 105 transitions. [2024-10-12 00:44:26,173 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:26,174 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 58 states and 65 transitions. [2024-10-12 00:44:26,174 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2024-10-12 00:44:26,174 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-10-12 00:44:26,174 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 65 transitions. [2024-10-12 00:44:26,174 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:26,175 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58 states and 65 transitions. [2024-10-12 00:44:26,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 65 transitions. [2024-10-12 00:44:26,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 56. [2024-10-12 00:44:26,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.125) internal successors, (63), 55 states have internal predecessors, (63), 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) [2024-10-12 00:44:26,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 63 transitions. [2024-10-12 00:44:26,180 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 63 transitions. [2024-10-12 00:44:26,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-12 00:44:26,180 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 63 transitions. [2024-10-12 00:44:26,180 INFO L332 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-10-12 00:44:26,181 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 63 transitions. [2024-10-12 00:44:26,181 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-10-12 00:44:26,181 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:26,181 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:26,182 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:26,184 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:26,185 INFO L745 eck$LassoCheckResult]: Stem: 3257#$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(11, 2); 3240#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 3241#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3238#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3239#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3275#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3273#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3271#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3269#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3267#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3266#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 3265#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3264#L33-3 assume !(main_~i~0#1 < 5); 3235#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 3236#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 3259#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3229#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3230#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3258#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3278#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3277#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3276#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3274#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3272#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 3270#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3268#L37-3 assume !(main_~i~0#1 < 5); 3249#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 3250#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 3242#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3243#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3244#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3227#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3228#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3261#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 3260#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 3225#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 3226#L42-4 main_~nc_B~0#1 := 0; 3254#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3255#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3256#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3233#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3234#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3263#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 3262#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 3231#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 3232#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 3237#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3280#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3279#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3245#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 3246#L55-2 [2024-10-12 00:44:26,185 INFO L747 eck$LassoCheckResult]: Loop: 3246#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 3251#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 3246#L55-2 [2024-10-12 00:44:26,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:26,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1412851758, now seen corresponding path program 5 times [2024-10-12 00:44:26,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:26,185 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270277465] [2024-10-12 00:44:26,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:26,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,253 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:26,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:26,254 INFO L85 PathProgramCache]: Analyzing trace with hash 3556, now seen corresponding path program 8 times [2024-10-12 00:44:26,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:26,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138153889] [2024-10-12 00:44:26,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:26,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:26,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:26,267 INFO L85 PathProgramCache]: Analyzing trace with hash -540871307, now seen corresponding path program 4 times [2024-10-12 00:44:26,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:26,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548337859] [2024-10-12 00:44:26,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:26,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:26,344 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:30,868 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:30,868 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:30,868 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:30,868 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:30,868 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:30,868 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:30,869 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:30,869 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:30,869 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration15_Lasso [2024-10-12 00:44:30,869 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:30,869 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:30,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,297 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,303 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,311 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,314 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:31,469 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2024-10-12 00:44:32,703 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:32,703 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:32,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,705 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2024-10-12 00:44:32,706 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 [2024-10-12 00:44:32,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:32,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:32,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:32,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:32,735 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2024-10-12 00:44:32,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,736 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,737 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2024-10-12 00:44:32,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:32,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:32,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,749 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:32,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:32,751 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:32,764 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2024-10-12 00:44:32,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,766 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,767 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2024-10-12 00:44:32,768 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 [2024-10-12 00:44:32,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:32,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:32,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:32,784 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:32,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2024-10-12 00:44:32,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,798 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2024-10-12 00:44:32,800 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 [2024-10-12 00:44:32,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:32,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:32,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:32,818 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:32,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2024-10-12 00:44:32,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,831 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,832 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2024-10-12 00:44:32,832 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 [2024-10-12 00:44:32,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,844 INFO L203 nArgumentSynthesizer]: 36 stem disjuncts [2024-10-12 00:44:32,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,901 INFO L401 nArgumentSynthesizer]: We have 76 Motzkin's Theorem applications. [2024-10-12 00:44:32,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:32,964 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:32,976 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2024-10-12 00:44:32,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:32,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:32,981 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:32,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2024-10-12 00:44:32,986 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 [2024-10-12 00:44:32,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:32,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:32,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:32,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:32,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:32,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,000 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,011 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2024-10-12 00:44:33,013 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 [2024-10-12 00:44:33,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:33,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:33,025 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,042 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,054 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2024-10-12 00:44:33,056 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 [2024-10-12 00:44:33,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:33,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:33,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,086 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,086 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2024-10-12 00:44:33,087 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 [2024-10-12 00:44:33,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,097 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:33,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,098 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:33,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,100 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,110 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,112 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2024-10-12 00:44:33,115 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 [2024-10-12 00:44:33,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,125 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:33,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,125 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,126 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:33,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,129 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,141 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,141 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2024-10-12 00:44:33,142 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 [2024-10-12 00:44:33,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:33,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:33,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:33,165 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2024-10-12 00:44:33,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,167 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2024-10-12 00:44:33,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:33,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:33,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:33,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:33,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:33,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:33,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:33,188 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:33,207 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2024-10-12 00:44:33,208 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-12 00:44:33,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:33,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:33,211 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:33,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2024-10-12 00:44:33,213 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:33,224 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:33,224 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:33,224 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~nc_A~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~nc_A~0#1 Supporting invariants [] [2024-10-12 00:44:33,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:33,263 INFO L156 tatePredicateManager]: 14 out of 14 supporting invariants were superfluous and have been removed [2024-10-12 00:44:33,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,332 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,407 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:33,419 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 [2024-10-12 00:44:33,419 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,436 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 58 states and 67 transitions. Complement of second has 5 states. [2024-10-12 00:44:33,437 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 [2024-10-12 00:44:33,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-10-12 00:44:33,437 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 50 letters. Loop has 2 letters. [2024-10-12 00:44:33,438 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:33,438 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-12 00:44:33,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,487 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:33,542 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-12 00:44:33,542 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,556 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 58 states and 67 transitions. Complement of second has 5 states. [2024-10-12 00:44:33,557 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 [2024-10-12 00:44:33,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 25 transitions. [2024-10-12 00:44:33,557 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 25 transitions. Stem has 50 letters. Loop has 2 letters. [2024-10-12 00:44:33,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:33,557 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-10-12 00:44:33,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:33,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-12 00:44:33,672 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:33,681 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-10-12 00:44:33,682 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,700 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 63 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 60 states and 70 transitions. Complement of second has 4 states. [2024-10-12 00:44:33,700 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 [2024-10-12 00:44:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:33,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 26 transitions. [2024-10-12 00:44:33,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 50 letters. Loop has 2 letters. [2024-10-12 00:44:33,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:33,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 52 letters. Loop has 2 letters. [2024-10-12 00:44:33,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:33,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 26 transitions. Stem has 50 letters. Loop has 4 letters. [2024-10-12 00:44:33,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:33,702 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 70 transitions. [2024-10-12 00:44:33,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-12 00:44:33,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 58 states and 66 transitions. [2024-10-12 00:44:33,703 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2024-10-12 00:44:33,703 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-10-12 00:44:33,703 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 66 transitions. [2024-10-12 00:44:33,703 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:33,704 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58 states and 66 transitions. [2024-10-12 00:44:33,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 66 transitions. [2024-10-12 00:44:33,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 50. [2024-10-12 00:44:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 50 states have (on average 1.08) internal successors, (54), 49 states have internal predecessors, (54), 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) [2024-10-12 00:44:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2024-10-12 00:44:33,705 INFO L240 hiAutomatonCegarLoop]: Abstraction has 50 states and 54 transitions. [2024-10-12 00:44:33,705 INFO L425 stractBuchiCegarLoop]: Abstraction has 50 states and 54 transitions. [2024-10-12 00:44:33,705 INFO L332 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-10-12 00:44:33,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 50 states and 54 transitions. [2024-10-12 00:44:33,706 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-12 00:44:33,706 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:33,706 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:33,706 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:33,706 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:33,707 INFO L745 eck$LassoCheckResult]: Stem: 4037#$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(11, 2); 4028#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4029#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4023#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4024#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4054#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4052#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4050#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4048#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4047#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4046#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4045#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4044#L33-3 assume !(main_~i~0#1 < 5); 4020#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4021#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4038#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4014#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4015#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4059#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4058#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4057#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4056#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4055#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4053#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4051#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4049#L37-3 assume !(main_~i~0#1 < 5); 4033#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4034#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4025#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4026#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4027#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4012#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4013#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4040#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4039#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4010#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4011#L42-4 main_~nc_B~0#1 := 0; 4035#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4018#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4019#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4036#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4043#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4042#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4041#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4016#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4017#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4022#L55-2 [2024-10-12 00:44:33,707 INFO L747 eck$LassoCheckResult]: Loop: 4022#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4030#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4022#L55-2 [2024-10-12 00:44:33,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1972313288, now seen corresponding path program 2 times [2024-10-12 00:44:33,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:33,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576549299] [2024-10-12 00:44:33,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:33,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,727 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:33,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,746 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:33,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,747 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 1 times [2024-10-12 00:44:33,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:33,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949406044] [2024-10-12 00:44:33,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:33,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:33,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,751 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:33,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:33,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1312494829, now seen corresponding path program 6 times [2024-10-12 00:44:33,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:33,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789518676] [2024-10-12 00:44:33,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:33,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,785 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:33,813 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:36,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:38,466 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:38,466 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:38,466 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:38,466 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:38,466 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:38,467 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:38,467 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:38,467 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:38,467 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration16_Lasso [2024-10-12 00:44:38,467 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:38,467 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:38,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,913 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,925 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,927 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:38,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:39,256 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:39,256 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:39,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,258 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2024-10-12 00:44:39,259 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 [2024-10-12 00:44:39,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,272 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:39,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,273 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:39,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,276 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:39,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:39,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,287 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,288 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2024-10-12 00:44:39,290 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 [2024-10-12 00:44:39,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:39,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,300 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:39,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:39,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:39,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,315 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2024-10-12 00:44:39,317 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 [2024-10-12 00:44:39,327 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:39,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:39,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,331 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:39,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2024-10-12 00:44:39,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,343 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2024-10-12 00:44:39,345 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 [2024-10-12 00:44:39,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,355 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:39,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,356 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:39,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:39,369 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Ended with exit code 0 [2024-10-12 00:44:39,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,370 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2024-10-12 00:44:39,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:39,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,382 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2024-10-12 00:44:39,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,383 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-10-12 00:44:39,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,386 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:39,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:39,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,396 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,398 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2024-10-12 00:44:39,399 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 [2024-10-12 00:44:39,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:39,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:39,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:39,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:39,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:39,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:39,424 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:39,445 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-10-12 00:44:39,445 INFO L444 ModelExtractionUtils]: 3 out of 28 variables were initially zero. Simplification set additionally 22 variables to zero. [2024-10-12 00:44:39,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:39,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:39,446 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:39,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2024-10-12 00:44:39,447 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:39,459 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:39,459 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:39,459 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_7) = -2*ULTIMATE.start_main_~i~0#1 + 5*v_rep(select #length ULTIMATE.start_main_~#string_A~0#1.base)_7 Supporting invariants [] [2024-10-12 00:44:39,470 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Ended with exit code 0 [2024-10-12 00:44:39,510 INFO L156 tatePredicateManager]: 16 out of 18 supporting invariants were superfluous and have been removed [2024-10-12 00:44:39,514 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-12 00:44:39,514 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-12 00:44:39,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:39,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:39,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-10-12 00:44:39,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:39,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-12 00:44:39,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:39,710 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2024-10-12 00:44:39,710 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 50 states and 54 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 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) [2024-10-12 00:44:39,779 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 50 states and 54 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 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) Result 74 states and 86 transitions. Complement of second has 10 states. [2024-10-12 00:44:39,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2024-10-12 00:44:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 3.857142857142857) internal successors, (27), 7 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) [2024-10-12 00:44:39,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 37 transitions. [2024-10-12 00:44:39,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 46 letters. Loop has 2 letters. [2024-10-12 00:44:39,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:39,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 48 letters. Loop has 2 letters. [2024-10-12 00:44:39,781 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:39,781 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 37 transitions. Stem has 46 letters. Loop has 4 letters. [2024-10-12 00:44:39,782 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:39,782 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 86 transitions. [2024-10-12 00:44:39,782 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-12 00:44:39,783 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 72 states and 82 transitions. [2024-10-12 00:44:39,783 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2024-10-12 00:44:39,784 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-10-12 00:44:39,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 72 states and 82 transitions. [2024-10-12 00:44:39,784 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:39,784 INFO L218 hiAutomatonCegarLoop]: Abstraction has 72 states and 82 transitions. [2024-10-12 00:44:39,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states and 82 transitions. [2024-10-12 00:44:39,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2024-10-12 00:44:39,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 66 states have (on average 1.121212121212121) internal successors, (74), 65 states have internal predecessors, (74), 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) [2024-10-12 00:44:39,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 74 transitions. [2024-10-12 00:44:39,789 INFO L240 hiAutomatonCegarLoop]: Abstraction has 66 states and 74 transitions. [2024-10-12 00:44:39,789 INFO L425 stractBuchiCegarLoop]: Abstraction has 66 states and 74 transitions. [2024-10-12 00:44:39,789 INFO L332 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-10-12 00:44:39,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 66 states and 74 transitions. [2024-10-12 00:44:39,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-12 00:44:39,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:39,789 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:39,789 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:39,789 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:39,790 INFO L745 eck$LassoCheckResult]: Stem: 4419#$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(11, 2); 4406#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4407#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4404#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4405#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4436#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4434#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4432#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4430#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4428#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4426#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4424#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4421#L33-3 assume !(main_~i~0#1 < 5); 4401#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4402#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4420#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4395#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4396#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4435#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4433#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4431#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4429#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4427#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4425#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4423#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4422#L37-3 assume !(main_~i~0#1 < 5); 4414#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4415#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4408#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4393#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4394#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4409#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4456#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4455#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4454#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4453#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4452#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4451#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4450#L42-4 main_~nc_B~0#1 := 0; 4449#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4448#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4447#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4446#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4442#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4439#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4437#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4438#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4445#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4411#L55-2 [2024-10-12 00:44:39,790 INFO L747 eck$LassoCheckResult]: Loop: 4411#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4410#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4411#L55-2 [2024-10-12 00:44:39,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:39,790 INFO L85 PathProgramCache]: Analyzing trace with hash -179245651, now seen corresponding path program 3 times [2024-10-12 00:44:39,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:39,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891063335] [2024-10-12 00:44:39,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:39,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:39,943 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2024-10-12 00:44:40,024 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:40,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-12 00:44:40,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891063335] [2024-10-12 00:44:40,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891063335] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-12 00:44:40,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546280228] [2024-10-12 00:44:40,025 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-12 00:44:40,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-12 00:44:40,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:40,026 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-12 00:44:40,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Waiting until timeout for monitored process [2024-10-12 00:44:40,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-10-12 00:44:40,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-12 00:44:40,141 INFO L255 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-12 00:44:40,143 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:40,251 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:40,251 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-12 00:44:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-10-12 00:44:40,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546280228] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-12 00:44:40,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-12 00:44:40,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2024-10-12 00:44:40,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225383883] [2024-10-12 00:44:40,317 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-12 00:44:40,318 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-10-12 00:44:40,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:40,318 INFO L85 PathProgramCache]: Analyzing trace with hash 3558, now seen corresponding path program 2 times [2024-10-12 00:44:40,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:40,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821942578] [2024-10-12 00:44:40,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:40,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,324 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:40,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,331 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:40,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-12 00:44:40,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-10-12 00:44:40,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=175, Unknown=0, NotChecked=0, Total=272 [2024-10-12 00:44:40,385 INFO L87 Difference]: Start difference. First operand 66 states and 74 transitions. cyclomatic complexity: 13 Second operand has 17 states, 16 states have (on average 3.0) internal successors, (48), 17 states have internal predecessors, (48), 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) [2024-10-12 00:44:40,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-12 00:44:40,457 INFO L93 Difference]: Finished difference Result 77 states and 87 transitions. [2024-10-12 00:44:40,457 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 87 transitions. [2024-10-12 00:44:40,458 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-10-12 00:44:40,458 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 75 states and 85 transitions. [2024-10-12 00:44:40,458 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-10-12 00:44:40,460 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2024-10-12 00:44:40,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 85 transitions. [2024-10-12 00:44:40,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-10-12 00:44:40,460 INFO L218 hiAutomatonCegarLoop]: Abstraction has 75 states and 85 transitions. [2024-10-12 00:44:40,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 85 transitions. [2024-10-12 00:44:40,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 68. [2024-10-12 00:44:40,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.1176470588235294) internal successors, (76), 67 states have internal predecessors, (76), 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) [2024-10-12 00:44:40,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 76 transitions. [2024-10-12 00:44:40,462 INFO L240 hiAutomatonCegarLoop]: Abstraction has 68 states and 76 transitions. [2024-10-12 00:44:40,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-12 00:44:40,463 INFO L425 stractBuchiCegarLoop]: Abstraction has 68 states and 76 transitions. [2024-10-12 00:44:40,463 INFO L332 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2024-10-12 00:44:40,464 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 76 transitions. [2024-10-12 00:44:40,464 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-10-12 00:44:40,464 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-12 00:44:40,464 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-12 00:44:40,464 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-12 00:44:40,465 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-12 00:44:40,465 INFO L745 eck$LassoCheckResult]: Stem: 4874#$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(11, 2); 4858#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~post2#1, main_#t~mem3#1, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_#t~post14#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset, main_~#string_B~0#1.base, main_~#string_B~0#1.offset, main_~i~0#1, main_~j~0#1, main_~nc_A~0#1, main_~nc_B~0#1, main_~found~0#1;call main_~#string_A~0#1.base, main_~#string_A~0#1.offset := #Ultimate.allocOnStack(5);call main_~#string_B~0#1.base, main_~#string_B~0#1.offset := #Ultimate.allocOnStack(5);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~nc_A~0#1;havoc main_~nc_B~0#1;main_~found~0#1 := 0;main_~i~0#1 := 0; 4859#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4856#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4857#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4893#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4891#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4889#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4887#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4885#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4883#L33-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet1#1;call write~int#1(main_#t~nondet1#1, main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1); 4881#L33-2 main_#t~post2#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 4878#L33-3 assume !(main_~i~0#1 < 5); 4852#L33-4 call main_#t~mem3#1 := read~int#1(main_~#string_A~0#1.base, 4 + main_~#string_A~0#1.offset, 1); 4853#L35 assume !!(0 == main_#t~mem3#1);havoc main_#t~mem3#1;main_~i~0#1 := 0; 4875#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4846#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4847#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4892#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4890#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4888#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4886#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4884#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4882#L37-3 assume !!(main_~i~0#1 < 5);havoc main_#t~nondet4#1;call write~int#2(main_#t~nondet4#1, main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~i~0#1, 1); 4880#L37-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4879#L37-3 assume !(main_~i~0#1 < 5); 4867#L37-4 call main_#t~mem6#1 := read~int#2(main_~#string_B~0#1.base, 4 + main_~#string_B~0#1.offset, 1); 4868#L39 assume !!(0 == main_#t~mem6#1);havoc main_#t~mem6#1;main_~nc_A~0#1 := 0; 4860#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4861#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4901#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4902#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4862#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4863#L42-1 assume !!(0 != main_#t~mem7#1);havoc main_#t~mem7#1;main_#t~post8#1 := main_~nc_A~0#1;main_~nc_A~0#1 := 1 + main_#t~post8#1; 4896#L42-3 call main_#t~mem7#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~nc_A~0#1, 1); 4897#L42-1 assume !(0 != main_#t~mem7#1);havoc main_#t~mem7#1; 4876#L42-4 main_~nc_B~0#1 := 0; 4877#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4906#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4905#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4904#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4903#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4895#L46-1 assume !!(0 != main_#t~mem9#1);havoc main_#t~mem9#1;main_#t~post10#1 := main_~nc_B~0#1;main_~nc_B~0#1 := 1 + main_#t~post10#1; 4894#L46-3 call main_#t~mem9#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~nc_B~0#1, 1); 4848#L46-1 assume !(0 != main_#t~mem9#1);havoc main_#t~mem9#1; 4849#L46-4 assume !!(main_~nc_B~0#1 >= main_~nc_A~0#1);main_~j~0#1 := 0;main_~i~0#1 := main_~j~0#1; 4871#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4865#L55 assume main_#t~mem11#1 == main_#t~mem12#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;main_#t~post14#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post14#1;havoc main_#t~post14#1; 4866#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4864#L55 [2024-10-12 00:44:40,465 INFO L747 eck$LassoCheckResult]: Loop: 4864#L55 assume !(main_#t~mem11#1 == main_#t~mem12#1);havoc main_#t~mem11#1;havoc main_#t~mem12#1;main_~i~0#1 := 1 + (main_~i~0#1 - main_~j~0#1);main_~j~0#1 := 0; 4855#L55-2 assume !!(main_~i~0#1 < main_~nc_A~0#1 && main_~j~0#1 < main_~nc_B~0#1);call main_#t~mem11#1 := read~int#1(main_~#string_A~0#1.base, main_~#string_A~0#1.offset + main_~i~0#1, 1);call main_#t~mem12#1 := read~int#2(main_~#string_B~0#1.base, main_~#string_B~0#1.offset + main_~j~0#1, 1); 4864#L55 [2024-10-12 00:44:40,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:40,465 INFO L85 PathProgramCache]: Analyzing trace with hash 2032634054, now seen corresponding path program 2 times [2024-10-12 00:44:40,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:40,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554384452] [2024-10-12 00:44:40,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:40,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:40,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,483 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:40,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:40,498 INFO L85 PathProgramCache]: Analyzing trace with hash 3708, now seen corresponding path program 3 times [2024-10-12 00:44:40,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:40,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394149969] [2024-10-12 00:44:40,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:40,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:40,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,504 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:40,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:40,504 INFO L85 PathProgramCache]: Analyzing trace with hash -848791039, now seen corresponding path program 5 times [2024-10-12 00:44:40,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-12 00:44:40,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820826449] [2024-10-12 00:44:40,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-12 00:44:40,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-12 00:44:40,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-12 00:44:40,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-12 00:44:40,541 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-12 00:44:46,642 WARN L286 SmtUtils]: Spent 6.03s on a formula simplification. DAG size of input: 374 DAG size of output: 282 (called from [L 275] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-10-12 00:44:47,223 INFO L204 LassoAnalysis]: Preferences: [2024-10-12 00:44:47,223 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-12 00:44:47,224 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-12 00:44:47,224 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-12 00:44:47,224 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-12 00:44:47,224 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:47,224 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-12 00:44:47,224 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-12 00:44:47,224 INFO L132 ssoRankerPreferences]: Filename of dumped script: string-1.i_Iteration18_Lasso [2024-10-12 00:44:47,224 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-12 00:44:47,224 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-12 00:44:47,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,866 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,868 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,880 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,882 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,883 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,885 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,886 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,889 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:47,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-12 00:44:48,176 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-12 00:44:48,177 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-12 00:44:48,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:48,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:48,178 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:48,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2024-10-12 00:44:48,180 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 [2024-10-12 00:44:48,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:48,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:48,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:48,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:48,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:48,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:48,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:48,204 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:48,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:48,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:48,206 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:48,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2024-10-12 00:44:48,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-12 00:44:48,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:48,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:48,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:48,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:48,219 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:48,219 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:48,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:48,231 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:48,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:48,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:48,233 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:48,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2024-10-12 00:44:48,234 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 [2024-10-12 00:44:48,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:48,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:48,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:48,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:48,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:48,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:48,251 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-12 00:44:48,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:48,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:48,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:48,263 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:48,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2024-10-12 00:44:48,264 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 [2024-10-12 00:44:48,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-12 00:44:48,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-12 00:44:48,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-12 00:44:48,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-12 00:44:48,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-12 00:44:48,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-12 00:44:48,284 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-12 00:44:48,295 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-10-12 00:44:48,296 INFO L444 ModelExtractionUtils]: 0 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-10-12 00:44:48,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-12 00:44:48,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-12 00:44:48,299 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-12 00:44:48,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2024-10-12 00:44:48,300 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-12 00:44:48,311 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-12 00:44:48,311 INFO L474 LassoAnalysis]: Proved termination. [2024-10-12 00:44:48,311 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nc_A~0#1, ULTIMATE.start_main_~j~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~nc_A~0#1 + 1*ULTIMATE.start_main_~j~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-10-12 00:44:48,322 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:48,356 INFO L156 tatePredicateManager]: 12 out of 12 supporting invariants were superfluous and have been removed [2024-10-12 00:44:48,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-12 00:44:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:48,451 INFO L255 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-12 00:44:48,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-12 00:44:48,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-12 00:44:48,573 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-12 00:44:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-12 00:44:48,595 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 [2024-10-12 00:44:48,595 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 68 states and 76 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:48,642 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 68 states and 76 transitions. cyclomatic complexity: 13. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 83 states and 97 transitions. Complement of second has 6 states. [2024-10-12 00:44:48,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-10-12 00:44:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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) [2024-10-12 00:44:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2024-10-12 00:44:48,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 2 letters. [2024-10-12 00:44:48,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:48,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 51 letters. Loop has 2 letters. [2024-10-12 00:44:48,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:48,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 49 letters. Loop has 4 letters. [2024-10-12 00:44:48,647 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-12 00:44:48,647 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 97 transitions. [2024-10-12 00:44:48,648 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:44:48,648 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 0 states and 0 transitions. [2024-10-12 00:44:48,648 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-12 00:44:48,648 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-12 00:44:48,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-12 00:44:48,648 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-12 00:44:48,648 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:44:48,648 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:44:48,648 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-12 00:44:48,648 INFO L332 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2024-10-12 00:44:48,649 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-12 00:44:48,649 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-12 00:44:48,649 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-12 00:44:48,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 12:44:48 BoogieIcfgContainer [2024-10-12 00:44:48,664 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-12 00:44:48,664 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-12 00:44:48,668 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-12 00:44:48,668 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-12 00:44:48,669 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 12:43:58" (3/4) ... [2024-10-12 00:44:48,670 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-12 00:44:48,672 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-12 00:44:48,676 INFO L158 Benchmark]: Toolchain (without parser) took 51124.18ms. Allocated memory was 188.7MB in the beginning and 371.2MB in the end (delta: 182.5MB). Free memory was 120.8MB in the beginning and 121.2MB in the end (delta: -423.0kB). Peak memory consumption was 183.5MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,676 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-12 00:44:48,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.98ms. Allocated memory is still 188.7MB. Free memory was 120.6MB in the beginning and 108.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,676 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.64ms. Allocated memory is still 188.7MB. Free memory was 108.1MB in the beginning and 106.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,677 INFO L158 Benchmark]: Boogie Preprocessor took 90.22ms. Allocated memory is still 188.7MB. Free memory was 106.3MB in the beginning and 104.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,677 INFO L158 Benchmark]: RCFGBuilder took 370.95ms. Allocated memory is still 188.7MB. Free memory was 104.1MB in the beginning and 149.0MB in the end (delta: -44.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,677 INFO L158 Benchmark]: BuchiAutomizer took 50136.79ms. Allocated memory was 188.7MB in the beginning and 371.2MB in the end (delta: 182.5MB). Free memory was 148.2MB in the beginning and 122.3MB in the end (delta: 25.9MB). Peak memory consumption was 209.1MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,678 INFO L158 Benchmark]: Witness Printer took 10.60ms. Allocated memory is still 371.2MB. Free memory was 122.3MB in the beginning and 121.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-12 00:44:48,679 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 78.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.98ms. Allocated memory is still 188.7MB. Free memory was 120.6MB in the beginning and 108.1MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.64ms. Allocated memory is still 188.7MB. Free memory was 108.1MB in the beginning and 106.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.22ms. Allocated memory is still 188.7MB. Free memory was 106.3MB in the beginning and 104.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 370.95ms. Allocated memory is still 188.7MB. Free memory was 104.1MB in the beginning and 149.0MB in the end (delta: -44.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 50136.79ms. Allocated memory was 188.7MB in the beginning and 371.2MB in the end (delta: 182.5MB). Free memory was 148.2MB in the beginning and 122.3MB in the end (delta: 25.9MB). Peak memory consumption was 209.1MB. Max. memory is 16.1GB. * Witness Printer took 10.60ms. Allocated memory is still 371.2MB. Free memory was 122.3MB in the beginning and 121.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - 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 18 terminating modules (10 trivial, 7 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function (((long long) -1 * j) + nc_B) and consists of 3 locations. One deterministic module has affine ranking function (((long long) -1 * i) + nc_A) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 8 locations. One deterministic module has affine ranking function ((((long long) -1 * i) + j) + nc_A) and consists of 4 locations. One nondeterministic module has affine ranking function (((long long) -1 * i) + nc_A) and consists of 3 locations. 10 modules have a trivial ranking function, the largest among these consists of 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 50.0s and 19 iterations. TraceHistogramMax:5. Analysis of lassos took 46.8s. Construction of modules took 0.5s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 12. Automata minimization 0.1s AutomataMinimizationTime, 17 MinimizatonAttempts, 63 StatesRemovedByMinimization, 12 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 [7, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 444 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 437 mSDsluCounter, 798 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 445 mSDsCounter, 140 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 725 IncrementalHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 140 mSolverCounterUnsat, 353 mSDtfsCounter, 725 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc4 concLT0 SILN0 SILU6 SILI0 SILT0 lasso8 LassoPreprocessingBenchmarks: Lassos: inital312 mio100 ax100 hnf100 lsp94 ukn50 mio100 lsp26 div100 bol100 ite100 ukn100 eq168 hnf92 smp100 dnf589 smp89 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 133ms VariablesStem: 6 VariablesLoop: 2 DisjunctsStem: 36 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 76 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! [2024-10-12 00:44:48,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:48,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (162)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:49,115 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (141)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:49,319 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (109)] Forceful destruction successful, exit code 0 [2024-10-12 00:44:49,518 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2024-10-12 00:44:49,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Ended with exit code 0 [2024-10-12 00:44:49,919 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-10-12 00:44:50,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-10-12 00:44:50,319 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-10-12 00:44:50,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE