./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/count_down-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/count_down-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd --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 64bit --witnessprinter.graph.data.programhash 99c02e26cc69c81635e61f874ccaf79837a3339fa533477441a437bf8690e003 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:32:20,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:32:20,935 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-13 13:32:20,944 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:32:20,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:32:20,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:32:20,988 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:32:20,988 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:32:20,988 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:32:20,989 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:32:20,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:32:20,990 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:32:20,990 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:32:20,990 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-13 13:32:20,990 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-13 13:32:20,992 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-13 13:32:20,992 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-13 13:32:20,992 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-13 13:32:20,993 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-13 13:32:20,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:32:20,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-13 13:32:20,994 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:32:20,995 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:32:20,995 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:32:20,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:32:20,995 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:32:20,997 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-13 13:32:20,997 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99c02e26cc69c81635e61f874ccaf79837a3339fa533477441a437bf8690e003 [2024-11-13 13:32:21,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:32:21,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:32:21,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:32:21,431 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:32:21,431 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:32:21,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/termination-memory-alloca/count_down-alloca-2.i Unable to find full path for "g++" [2024-11-13 13:32:23,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:32:24,221 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:32:24,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/sv-benchmarks/c/termination-memory-alloca/count_down-alloca-2.i [2024-11-13 13:32:24,235 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/data/1ba947fd4/2544bf3395a9440392384b195f54af61/FLAGd0e8d5183 [2024-11-13 13:32:24,253 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/data/1ba947fd4/2544bf3395a9440392384b195f54af61 [2024-11-13 13:32:24,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:32:24,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:32:24,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:32:24,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:32:24,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:32:24,264 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,265 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4d8d4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24, skipping insertion in model container [2024-11-13 13:32:24,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,307 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:32:24,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:32:24,620 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:32:24,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:32:24,703 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:32:24,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24 WrapperNode [2024-11-13 13:32:24,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:32:24,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:32:24,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:32:24,705 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:32:24,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,750 INFO L138 Inliner]: procedures = 110, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2024-11-13 13:32:24,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:32:24,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:32:24,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:32:24,751 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:32:24,759 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,762 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,774 INFO L175 MemorySlicer]: Split 4 memory accesses to 1 slices as follows [4]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2]. [2024-11-13 13:32:24,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,780 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,786 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:32:24,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:32:24,789 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:32:24,789 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:32:24,790 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (1/1) ... [2024-11-13 13:32:24,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:24,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:24,826 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:24,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-13 13:32:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 13:32:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 13:32:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:32:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:32:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:32:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:32:24,987 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:32:24,989 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:32:25,138 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 13:32:25,138 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:32:25,149 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:32:25,150 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 13:32:25,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:32:25 BoogieIcfgContainer [2024-11-13 13:32:25,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:32:25,151 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-13 13:32:25,151 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-13 13:32:25,157 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-13 13:32:25,158 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:32:25,158 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.11 01:32:24" (1/3) ... [2024-11-13 13:32:25,159 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53e63ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:32:25, skipping insertion in model container [2024-11-13 13:32:25,159 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:32:25,160 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:32:24" (2/3) ... [2024-11-13 13:32:25,160 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53e63ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.11 01:32:25, skipping insertion in model container [2024-11-13 13:32:25,160 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-13 13:32:25,160 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:32:25" (3/3) ... [2024-11-13 13:32:25,161 INFO L333 chiAutomizerObserver]: Analyzing ICFG count_down-alloca-2.i [2024-11-13 13:32:25,222 INFO L299 stractBuchiCegarLoop]: Interprodecural is true [2024-11-13 13:32:25,222 INFO L300 stractBuchiCegarLoop]: Hoare is None [2024-11-13 13:32:25,223 INFO L301 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-13 13:32:25,223 INFO L302 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-13 13:32:25,223 INFO L303 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-13 13:32:25,223 INFO L304 stractBuchiCegarLoop]: Difference is false [2024-11-13 13:32:25,223 INFO L305 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-13 13:32:25,223 INFO L309 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-13 13:32:25,229 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) [2024-11-13 13:32:25,249 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-13 13:32:25,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:25,249 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:25,255 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-13 13:32:25,255 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 13:32:25,255 INFO L331 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-13 13:32:25,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) [2024-11-13 13:32:25,257 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-13 13:32:25,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:25,257 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:25,258 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-11-13 13:32:25,258 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 13:32:25,267 INFO L745 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 15#L551true assume !(main_~length~0#1 < 1); 10#L551-2true call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 8#L553true assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 12#L554-2true [2024-11-13 13:32:25,267 INFO L747 eck$LassoCheckResult]: Loop: 12#L554-2true assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4#L556true assume main_~val~0#1 < 0;main_~val~0#1 := 0; 5#L556-2true call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12#L554-2true [2024-11-13 13:32:25,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:25,277 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2024-11-13 13:32:25,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:25,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051983001] [2024-11-13 13:32:25,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:25,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:25,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,445 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,493 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:25,497 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:25,498 INFO L85 PathProgramCache]: Analyzing trace with hash 51737, now seen corresponding path program 1 times [2024-11-13 13:32:25,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:25,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672856415] [2024-11-13 13:32:25,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:25,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,542 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:25,544 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:25,544 INFO L85 PathProgramCache]: Analyzing trace with hash 176707665, now seen corresponding path program 1 times [2024-11-13 13:32:25,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:25,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708275698] [2024-11-13 13:32:25,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:25,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:25,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:26,144 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:26,145 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:26,145 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:26,145 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:26,145 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:26,146 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:26,146 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:26,146 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:26,146 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration1_Lasso [2024-11-13 13:32:26,146 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:26,146 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:26,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,194 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:26,923 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:26,928 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:26,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:26,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:26,934 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:26,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-13 13:32:26,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:26,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:26,953 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:26,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:26,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:26,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:26,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:26,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:26,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:26,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-13 13:32:26,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:26,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:26,987 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:26,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-13 13:32:26,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,009 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:27,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-13 13:32:27,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-13 13:32:27,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,077 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-13 13:32:27,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,100 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-13 13:32:27,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,127 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-13 13:32:27,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:27,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:27,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-13 13:32:27,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,173 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-13 13:32:27,176 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 [2024-11-13 13:32:27,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:27,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:27,200 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:27,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,221 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-13 13:32:27,225 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 [2024-11-13 13:32:27,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,250 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-13 13:32:27,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,272 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-13 13:32:27,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-13 13:32:27,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,317 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-13 13:32:27,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-13 13:32:27,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,359 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-13 13:32:27,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,372 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-13 13:32:27,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,397 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-13 13:32:27,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:27,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:27,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-13 13:32:27,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,450 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-13 13:32:27,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,477 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-13 13:32:27,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,500 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-13 13:32:27,503 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 [2024-11-13 13:32:27,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,522 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-13 13:32:27,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,545 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-13 13:32:27,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:27,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:27,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:27,564 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-13 13:32:27,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,588 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-13 13:32:27,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:27,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:27,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:27,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:27,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,643 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-13 13:32:27,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:27,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:27,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:27,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:27,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:27,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:27,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:27,702 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:27,740 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-13 13:32:27,744 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 11 variables to zero. [2024-11-13 13:32:27,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:27,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:27,750 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:27,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-13 13:32:27,752 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:27,771 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:27,771 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:27,772 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc3#1.base)_1, ULTIMATE.start_main_~arr~0#1.offset, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc3#1.base)_1 - 1*ULTIMATE.start_main_~arr~0#1.offset - 4*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2024-11-13 13:32:27,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:27,803 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2024-11-13 13:32:27,813 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 13:32:27,814 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 13:32:27,818 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-13 13:32:27,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:27,882 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 13:32:27,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:27,922 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 13:32:27,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:27,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:28,051 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2024-11-13 13:32:28,054 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-13 13:32:28,131 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5625) internal successors, (25), 16 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). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 46 transitions. Complement of second has 7 states. [2024-11-13 13:32:28,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 26 transitions. [2024-11-13 13:32:28,148 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 5 letters. Loop has 3 letters. [2024-11-13 13:32:28,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:28,149 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 8 letters. Loop has 3 letters. [2024-11-13 13:32:28,149 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:28,150 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 26 transitions. Stem has 5 letters. Loop has 6 letters. [2024-11-13 13:32:28,150 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:28,150 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 46 transitions. [2024-11-13 13:32:28,153 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,156 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 14 states and 20 transitions. [2024-11-13 13:32:28,157 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:28,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-13 13:32:28,158 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 20 transitions. [2024-11-13 13:32:28,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:32:28,158 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 20 transitions. [2024-11-13 13:32:28,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 20 transitions. [2024-11-13 13:32:28,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-13 13:32:28,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 13 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) [2024-11-13 13:32:28,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 20 transitions. [2024-11-13 13:32:28,189 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 20 transitions. [2024-11-13 13:32:28,189 INFO L424 stractBuchiCegarLoop]: Abstraction has 14 states and 20 transitions. [2024-11-13 13:32:28,189 INFO L331 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-13 13:32:28,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 20 transitions. [2024-11-13 13:32:28,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,192 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:28,192 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:28,193 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:28,193 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-13 13:32:28,193 INFO L745 eck$LassoCheckResult]: Stem: 128#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 121#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 122#L551 assume !(main_~length~0#1 < 1); 125#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 123#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 124#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 127#L554-3 main_~j~0#1 := 0; 116#L561-2 [2024-11-13 13:32:28,194 INFO L747 eck$LassoCheckResult]: Loop: 116#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 120#L562-3 assume !true; 115#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 116#L561-2 [2024-11-13 13:32:28,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815510, now seen corresponding path program 1 times [2024-11-13 13:32:28,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891664770] [2024-11-13 13:32:28,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:28,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:28,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:28,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891664770] [2024-11-13 13:32:28,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891664770] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:32:28,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:32:28,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 13:32:28,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244004952] [2024-11-13 13:32:28,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:32:28,343 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:28,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,344 INFO L85 PathProgramCache]: Analyzing trace with hash 70858, now seen corresponding path program 1 times [2024-11-13 13:32:28,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781347249] [2024-11-13 13:32:28,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:28,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:28,355 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781347249] [2024-11-13 13:32:28,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781347249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:32:28,355 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:32:28,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:32:28,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361974235] [2024-11-13 13:32:28,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:32:28,355 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-13 13:32:28,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:28,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 13:32:28,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:32:28,361 INFO L87 Difference]: Start difference. First operand 14 states and 20 transitions. cyclomatic complexity: 8 Second operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:28,367 INFO L93 Difference]: Finished difference Result 14 states and 19 transitions. [2024-11-13 13:32:28,367 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 19 transitions. [2024-11-13 13:32:28,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,368 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 19 transitions. [2024-11-13 13:32:28,368 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:28,368 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-13 13:32:28,368 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 19 transitions. [2024-11-13 13:32:28,368 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:32:28,368 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2024-11-13 13:32:28,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 19 transitions. [2024-11-13 13:32:28,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2024-11-13 13:32:28,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2024-11-13 13:32:28,372 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 19 transitions. [2024-11-13 13:32:28,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 13:32:28,373 INFO L424 stractBuchiCegarLoop]: Abstraction has 14 states and 19 transitions. [2024-11-13 13:32:28,373 INFO L331 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-13 13:32:28,373 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 19 transitions. [2024-11-13 13:32:28,374 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:28,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:28,374 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:28,374 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 13:32:28,374 INFO L745 eck$LassoCheckResult]: Stem: 163#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 156#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 157#L551 assume !(main_~length~0#1 < 1); 160#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 158#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 159#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 162#L554-3 main_~j~0#1 := 0; 151#L561-2 [2024-11-13 13:32:28,376 INFO L747 eck$LassoCheckResult]: Loop: 151#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 155#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 161#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 150#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 151#L561-2 [2024-11-13 13:32:28,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,377 INFO L85 PathProgramCache]: Analyzing trace with hash 1806815510, now seen corresponding path program 2 times [2024-11-13 13:32:28,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944615243] [2024-11-13 13:32:28,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:28,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:28,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:28,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944615243] [2024-11-13 13:32:28,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944615243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:32:28,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:32:28,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 13:32:28,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687689118] [2024-11-13 13:32:28,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:32:28,473 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:28,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,474 INFO L85 PathProgramCache]: Analyzing trace with hash 2189739, now seen corresponding path program 1 times [2024-11-13 13:32:28,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947469382] [2024-11-13 13:32:28,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:28,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:28,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 13:32:28,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 13:32:28,565 INFO L87 Difference]: Start difference. First operand 14 states and 19 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:28,591 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2024-11-13 13:32:28,591 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 21 transitions. [2024-11-13 13:32:28,591 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,592 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 21 transitions. [2024-11-13 13:32:28,592 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:28,592 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-13 13:32:28,592 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2024-11-13 13:32:28,592 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-13 13:32:28,592 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-11-13 13:32:28,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2024-11-13 13:32:28,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 14. [2024-11-13 13:32:28,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:28,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2024-11-13 13:32:28,594 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-13 13:32:28,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 13:32:28,595 INFO L424 stractBuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2024-11-13 13:32:28,596 INFO L331 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-13 13:32:28,596 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2024-11-13 13:32:28,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-13 13:32:28,596 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:28,596 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:28,597 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:28,597 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-13 13:32:28,597 INFO L745 eck$LassoCheckResult]: Stem: 200#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 193#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 194#L551 assume !(main_~length~0#1 < 1); 197#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 195#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 196#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 189#L556 assume !(main_~val~0#1 < 0); 190#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 191#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 199#L554-3 main_~j~0#1 := 0; 188#L561-2 [2024-11-13 13:32:28,597 INFO L747 eck$LassoCheckResult]: Loop: 188#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 192#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 198#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 187#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 188#L561-2 [2024-11-13 13:32:28,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,598 INFO L85 PathProgramCache]: Analyzing trace with hash -1982565540, now seen corresponding path program 1 times [2024-11-13 13:32:28,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882132014] [2024-11-13 13:32:28,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,643 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:28,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,646 INFO L85 PathProgramCache]: Analyzing trace with hash 2189739, now seen corresponding path program 2 times [2024-11-13 13:32:28,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61562004] [2024-11-13 13:32:28,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:28,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:28,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:28,673 INFO L85 PathProgramCache]: Analyzing trace with hash -645482618, now seen corresponding path program 1 times [2024-11-13 13:32:28,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:28,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020668699] [2024-11-13 13:32:28,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:28,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,709 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:28,745 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:29,085 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:29,085 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:29,085 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:29,085 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:29,085 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:29,086 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,086 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:29,086 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:29,086 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration4_Lasso [2024-11-13 13:32:29,087 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:29,087 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:29,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:29,537 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:29,537 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:29,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,541 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-13 13:32:29,549 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 [2024-11-13 13:32:29,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:29,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:29,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:29,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:29,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:29,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:29,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:29,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:29,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-13 13:32:29,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,600 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-13 13:32:29,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:29,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:29,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:29,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:29,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:29,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:29,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:29,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:29,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:29,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-13 13:32:29,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,643 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-13 13:32:29,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:29,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:29,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:29,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:29,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:29,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:29,661 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:29,661 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:29,664 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:29,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-13 13:32:29,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,685 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-13 13:32:29,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:29,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:29,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:29,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:29,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:29,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:29,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:29,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:29,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:29,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:29,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,729 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-13 13:32:29,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:29,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:29,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:29,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:29,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:29,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:29,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:29,794 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:29,834 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 13:32:29,834 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero. [2024-11-13 13:32:29,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:29,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:29,836 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:29,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-13 13:32:29,840 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:29,858 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:29,859 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:29,859 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1, ULTIMATE.start_main_~j~0#1) = 1*ULTIMATE.start_main_~length~0#1 - 1*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2024-11-13 13:32:29,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:29,886 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2024-11-13 13:32:29,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:29,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 13:32:29,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:29,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:29,957 INFO L255 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 13:32:29,957 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:29,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:29,992 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-13 13:32:29,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2024-11-13 13:32:30,028 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 18 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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 19 states and 25 transitions. Complement of second has 4 states. [2024-11-13 13:32:30,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:30,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 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) [2024-11-13 13:32:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2024-11-13 13:32:30,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 4 letters. [2024-11-13 13:32:30,030 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:30,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 14 letters. Loop has 4 letters. [2024-11-13 13:32:30,030 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:30,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 10 letters. Loop has 8 letters. [2024-11-13 13:32:30,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:30,031 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 25 transitions. [2024-11-13 13:32:30,031 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:30,032 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 18 states and 24 transitions. [2024-11-13 13:32:30,032 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:30,032 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2024-11-13 13:32:30,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2024-11-13 13:32:30,032 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:30,032 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 24 transitions. [2024-11-13 13:32:30,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2024-11-13 13:32:30,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2024-11-13 13:32:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:30,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2024-11-13 13:32:30,034 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-11-13 13:32:30,034 INFO L424 stractBuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2024-11-13 13:32:30,034 INFO L331 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-13 13:32:30,034 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2024-11-13 13:32:30,035 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:30,035 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:30,035 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:30,035 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:30,035 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:30,036 INFO L745 eck$LassoCheckResult]: Stem: 309#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 301#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 302#L551 assume !(main_~length~0#1 < 1); 307#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 303#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 304#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 295#L556 assume !(main_~val~0#1 < 0); 296#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 297#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 308#L554-3 main_~j~0#1 := 0; 298#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 300#L562-3 [2024-11-13 13:32:30,036 INFO L747 eck$LassoCheckResult]: Loop: 300#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 305#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 300#L562-3 [2024-11-13 13:32:30,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:30,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1329989555, now seen corresponding path program 1 times [2024-11-13 13:32:30,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:30,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153394056] [2024-11-13 13:32:30,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:30,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,054 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,078 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:30,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:30,079 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 1 times [2024-11-13 13:32:30,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:30,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261103184] [2024-11-13 13:32:30,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:30,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:30,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:30,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1780293298, now seen corresponding path program 1 times [2024-11-13 13:32:30,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:30,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848671378] [2024-11-13 13:32:30,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:30,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:30,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:30,366 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:30,366 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:30,366 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:30,366 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:30,366 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:30,366 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,366 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:30,366 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:30,366 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration5_Lasso [2024-11-13 13:32:30,366 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:30,366 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:30,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,378 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,383 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-13 13:32:30,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,589 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:30,825 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:30,825 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:30,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,828 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:30,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-13 13:32:30,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:30,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:30,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:30,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:30,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:30,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:30,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:30,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:30,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:30,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-13 13:32:30,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,869 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:30,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-13 13:32:30,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:30,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:30,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:30,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:30,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:30,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:30,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:30,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:30,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:30,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-13 13:32:30,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,910 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:30,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-13 13:32:30,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:30,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:30,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:30,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:30,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:30,929 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:30,929 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:30,934 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:30,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-13 13:32:30,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,955 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:30,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-13 13:32:30,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:30,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:30,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:30,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:30,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:30,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:30,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:30,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:30,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:30,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-13 13:32:30,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:30,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:30,997 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-13 13:32:31,000 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 [2024-11-13 13:32:31,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-13 13:32:31,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,038 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-13 13:32:31,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,081 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-13 13:32:31,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,099 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,101 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,121 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-13 13:32:31,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,142 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-13 13:32:31,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,161 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-13 13:32:31,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,180 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,181 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,201 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-13 13:32:31,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,226 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-13 13:32:31,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,247 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-13 13:32:31,250 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 [2024-11-13 13:32:31,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:31,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:31,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:31,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-13 13:32:31,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,294 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-13 13:32:31,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,308 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,309 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,313 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-13 13:32:31,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,333 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-13 13:32:31,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,394 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-13 13:32:31,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,445 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,475 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-13 13:32:31,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:31,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:31,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,540 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-13 13:32:31,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:31,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:31,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:31,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:31,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:31,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:31,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:31,571 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:31,583 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-13 13:32:31,584 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:32:31,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:31,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:31,586 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:31,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-13 13:32:31,591 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:31,606 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:31,606 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:31,606 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 0)_1 Supporting invariants [] [2024-11-13 13:32:31,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-13 13:32:31,651 INFO L156 tatePredicateManager]: 3 out of 4 supporting invariants were superfluous and have been removed [2024-11-13 13:32:31,656 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:31,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:31,658 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:31,699 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:31,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:32:31,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:31,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:31,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:31,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:31,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:31,842 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2024-11-13 13:32:31,843 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:31,943 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 9. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 34 transitions. Complement of second has 9 states. [2024-11-13 13:32:31,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:31,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:31,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 16 transitions. [2024-11-13 13:32:31,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 11 letters. Loop has 2 letters. [2024-11-13 13:32:31,945 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:31,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 13 letters. Loop has 2 letters. [2024-11-13 13:32:31,945 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:31,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 16 transitions. Stem has 11 letters. Loop has 4 letters. [2024-11-13 13:32:31,945 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:31,947 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 34 transitions. [2024-11-13 13:32:31,948 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:31,952 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 21 states and 27 transitions. [2024-11-13 13:32:31,953 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:31,953 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:31,953 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 27 transitions. [2024-11-13 13:32:31,953 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:31,953 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 27 transitions. [2024-11-13 13:32:31,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 27 transitions. [2024-11-13 13:32:31,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 20. [2024-11-13 13:32:31,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.3) internal successors, (26), 19 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 26 transitions. [2024-11-13 13:32:31,955 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-13 13:32:31,955 INFO L424 stractBuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2024-11-13 13:32:31,955 INFO L331 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-13 13:32:31,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 26 transitions. [2024-11-13 13:32:31,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:31,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:31,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:31,956 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:31,956 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:31,956 INFO L745 eck$LassoCheckResult]: Stem: 442#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 434#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 435#L551 assume !(main_~length~0#1 < 1); 438#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 436#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 437#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 427#L556 assume !(main_~val~0#1 < 0); 428#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 429#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 441#L554-3 main_~j~0#1 := 0; 430#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 431#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 440#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 425#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 426#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 433#L562-3 [2024-11-13 13:32:31,956 INFO L747 eck$LassoCheckResult]: Loop: 433#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 439#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 433#L562-3 [2024-11-13 13:32:31,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:31,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1464875363, now seen corresponding path program 2 times [2024-11-13 13:32:31,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:31,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531309046] [2024-11-13 13:32:31,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:31,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:32,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:32,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:32,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531309046] [2024-11-13 13:32:32,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531309046] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:32,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561096177] [2024-11-13 13:32:32,205 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:32:32,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:32,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:32,208 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:32,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-11-13 13:32:32,276 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:32:32,276 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:32,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 13:32:32,278 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:32,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:32,351 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:32,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:32,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561096177] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:32,411 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:32,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-13 13:32:32,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200661197] [2024-11-13 13:32:32,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:32,413 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:32,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:32,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 2 times [2024-11-13 13:32:32,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:32,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116038166] [2024-11-13 13:32:32,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:32,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:32,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:32,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 13:32:32,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2024-11-13 13:32:32,473 INFO L87 Difference]: Start difference. First operand 20 states and 26 transitions. cyclomatic complexity: 10 Second operand has 11 states, 10 states have (on average 3.0) internal successors, (30), 11 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:32,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:32,583 INFO L93 Difference]: Finished difference Result 40 states and 52 transitions. [2024-11-13 13:32:32,583 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 52 transitions. [2024-11-13 13:32:32,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:32,586 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 25 states and 32 transitions. [2024-11-13 13:32:32,586 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:32,586 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:32,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 32 transitions. [2024-11-13 13:32:32,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:32,587 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 32 transitions. [2024-11-13 13:32:32,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 32 transitions. [2024-11-13 13:32:32,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2024-11-13 13:32:32,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.2608695652173914) internal successors, (29), 22 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:32,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 29 transitions. [2024-11-13 13:32:32,588 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-11-13 13:32:32,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 13:32:32,593 INFO L424 stractBuchiCegarLoop]: Abstraction has 23 states and 29 transitions. [2024-11-13 13:32:32,593 INFO L331 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-13 13:32:32,593 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 29 transitions. [2024-11-13 13:32:32,594 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:32,594 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:32,594 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:32,594 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:32,594 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:32,594 INFO L745 eck$LassoCheckResult]: Stem: 607#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 599#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 600#L551 assume !(main_~length~0#1 < 1); 605#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 601#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 602#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 606#L556 assume !(main_~val~0#1 < 0); 593#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 594#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 591#L556 assume !(main_~val~0#1 < 0); 592#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 611#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 608#L554-3 main_~j~0#1 := 0; 595#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 596#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 610#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 589#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 590#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 598#L562-3 [2024-11-13 13:32:32,594 INFO L747 eck$LassoCheckResult]: Loop: 598#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 603#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 598#L562-3 [2024-11-13 13:32:32,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:32,595 INFO L85 PathProgramCache]: Analyzing trace with hash 208090537, now seen corresponding path program 3 times [2024-11-13 13:32:32,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:32,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871065682] [2024-11-13 13:32:32,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:32,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,615 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,630 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:32,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:32,631 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 3 times [2024-11-13 13:32:32,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:32,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279426809] [2024-11-13 13:32:32,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:32,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:32,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:32,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:32,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1888455410, now seen corresponding path program 1 times [2024-11-13 13:32:32,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:32,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762610377] [2024-11-13 13:32:32,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:32,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:32,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:32,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:33,068 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:33,068 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:33,068 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:33,068 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:33,068 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:33,068 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,068 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:33,068 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:33,069 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration7_Lasso [2024-11-13 13:32:33,069 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:33,069 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:33,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:33,545 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:33,545 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:33,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,548 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-13 13:32:33,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,564 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-13 13:32:33,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,580 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-13 13:32:33,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-13 13:32:33,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,615 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-13 13:32:33,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,631 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-13 13:32:33,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,654 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-13 13:32:33,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,675 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-13 13:32:33,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,692 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-13 13:32:33,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-13 13:32:33,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,726 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-13 13:32:33,728 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,740 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,740 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-13 13:32:33,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,755 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-13 13:32:33,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-13 13:32:33,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,785 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-13 13:32:33,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:33,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,815 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-13 13:32:33,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,830 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:33,830 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:33,834 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-13 13:32:33,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,858 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-13 13:32:33,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:33,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:33,879 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:33,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,894 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-13 13:32:33,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,908 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:33,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,924 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-13 13:32:33,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:33,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,938 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:33,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:33,940 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:33,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-13 13:32:33,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,954 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-13 13:32:33,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:33,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:33,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:33,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:33,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:33,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:33,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:33,981 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:33,994 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 13:32:33,994 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:32:33,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:33,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:33,997 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:33,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-13 13:32:33,998 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:34,011 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:34,011 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:34,011 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 4)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 4)_1 Supporting invariants [] [2024-11-13 13:32:34,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-13 13:32:34,039 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-13 13:32:34,041 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:34,042 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:34,042 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:34,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-13 13:32:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,241 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:34,271 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:34,271 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,318 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 24 states and 31 transitions. Complement of second has 5 states. [2024-11-13 13:32:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:34,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:32:34,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 18 letters. Loop has 2 letters. [2024-11-13 13:32:34,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:34,320 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:34,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,372 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,373 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,506 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,507 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:34,537 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:34,537 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,580 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 24 states and 31 transitions. Complement of second has 5 states. [2024-11-13 13:32:34,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:32:34,582 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 18 letters. Loop has 2 letters. [2024-11-13 13:32:34,582 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:34,582 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:34,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:34,771 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:34,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:34,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:34,804 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:34,804 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10 Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,918 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 23 states and 29 transitions. cyclomatic complexity: 10. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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 38 states and 48 transitions. Complement of second has 11 states. [2024-11-13 13:32:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:32:34,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 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) [2024-11-13 13:32:34,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 32 transitions. [2024-11-13 13:32:34,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 32 transitions. Stem has 18 letters. Loop has 2 letters. [2024-11-13 13:32:34,920 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:34,920 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 32 transitions. Stem has 20 letters. Loop has 2 letters. [2024-11-13 13:32:34,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:34,921 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 32 transitions. Stem has 18 letters. Loop has 4 letters. [2024-11-13 13:32:34,921 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:34,921 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 48 transitions. [2024-11-13 13:32:34,922 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:34,922 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 33 states and 41 transitions. [2024-11-13 13:32:34,922 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:34,925 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:32:34,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 41 transitions. [2024-11-13 13:32:34,926 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:34,926 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 41 transitions. [2024-11-13 13:32:34,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 41 transitions. [2024-11-13 13:32:34,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 28. [2024-11-13 13:32:34,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.25) internal successors, (35), 27 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:34,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 35 transitions. [2024-11-13 13:32:34,931 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-13 13:32:34,931 INFO L424 stractBuchiCegarLoop]: Abstraction has 28 states and 35 transitions. [2024-11-13 13:32:34,932 INFO L331 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-13 13:32:34,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 35 transitions. [2024-11-13 13:32:34,932 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:34,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:34,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:34,933 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:34,933 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:34,933 INFO L745 eck$LassoCheckResult]: Stem: 983#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 974#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 975#L551 assume !(main_~length~0#1 < 1); 981#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 976#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 977#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 967#L556 assume !(main_~val~0#1 < 0); 968#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 969#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 982#L556 assume !(main_~val~0#1 < 0); 988#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 987#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 984#L554-3 main_~j~0#1 := 0; 970#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 971#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 990#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 989#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 972#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 973#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 992#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 965#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 966#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 979#L562-3 [2024-11-13 13:32:34,933 INFO L747 eck$LassoCheckResult]: Loop: 979#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 978#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 979#L562-3 [2024-11-13 13:32:34,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:34,934 INFO L85 PathProgramCache]: Analyzing trace with hash 1965516991, now seen corresponding path program 4 times [2024-11-13 13:32:34,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:34,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759714797] [2024-11-13 13:32:34,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:34,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:35,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:35,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759714797] [2024-11-13 13:32:35,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759714797] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:35,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574701541] [2024-11-13 13:32:35,101 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:32:35,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:35,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:35,103 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:35,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-11-13 13:32:35,165 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:32:35,165 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:35,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:32:35,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:35,276 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:35,276 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:35,360 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:35,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574701541] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:35,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:35,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 13 [2024-11-13 13:32:35,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151450227] [2024-11-13 13:32:35,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:35,361 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:35,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:35,361 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 4 times [2024-11-13 13:32:35,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:35,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121744923] [2024-11-13 13:32:35,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:35,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,370 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:35,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,376 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:35,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:35,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-13 13:32:35,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-13 13:32:35,426 INFO L87 Difference]: Start difference. First operand 28 states and 35 transitions. cyclomatic complexity: 12 Second operand has 14 states, 13 states have (on average 3.1538461538461537) internal successors, (41), 14 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) [2024-11-13 13:32:35,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:35,518 INFO L93 Difference]: Finished difference Result 45 states and 56 transitions. [2024-11-13 13:32:35,518 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 56 transitions. [2024-11-13 13:32:35,518 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:35,519 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 33 states and 42 transitions. [2024-11-13 13:32:35,519 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:35,519 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:35,519 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 42 transitions. [2024-11-13 13:32:35,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:35,520 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 42 transitions. [2024-11-13 13:32:35,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 42 transitions. [2024-11-13 13:32:35,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 31. [2024-11-13 13:32:35,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 30 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:35,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2024-11-13 13:32:35,522 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 39 transitions. [2024-11-13 13:32:35,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 13:32:35,523 INFO L424 stractBuchiCegarLoop]: Abstraction has 31 states and 39 transitions. [2024-11-13 13:32:35,523 INFO L331 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2024-11-13 13:32:35,523 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 39 transitions. [2024-11-13 13:32:35,524 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:35,524 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:35,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:35,525 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:35,525 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:35,525 INFO L745 eck$LassoCheckResult]: Stem: 1202#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1190#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1191#L551 assume !(main_~length~0#1 < 1); 1197#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1192#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1193#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1198#L556 assume !(main_~val~0#1 < 0); 1211#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1199#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1200#L556 assume !(main_~val~0#1 < 0); 1185#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1186#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1183#L556 assume !(main_~val~0#1 < 0); 1184#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1210#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 1201#L554-3 main_~j~0#1 := 0; 1187#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1188#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1208#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1181#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1182#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1189#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1207#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1206#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1205#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1195#L562-3 [2024-11-13 13:32:35,525 INFO L747 eck$LassoCheckResult]: Loop: 1195#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1194#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1195#L562-3 [2024-11-13 13:32:35,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:35,529 INFO L85 PathProgramCache]: Analyzing trace with hash 185545145, now seen corresponding path program 5 times [2024-11-13 13:32:35,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:35,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859530614] [2024-11-13 13:32:35,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:35,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,556 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,583 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:35,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:35,587 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 5 times [2024-11-13 13:32:35,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:35,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669246353] [2024-11-13 13:32:35,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:35,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,599 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:35,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:35,602 INFO L85 PathProgramCache]: Analyzing trace with hash -2079740642, now seen corresponding path program 2 times [2024-11-13 13:32:35,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:35,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123172035] [2024-11-13 13:32:35,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:35,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:35,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:36,175 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:36,176 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:36,176 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:36,176 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:36,176 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:36,176 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,176 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:36,176 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:36,176 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration9_Lasso [2024-11-13 13:32:36,176 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:36,176 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:36,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,180 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,183 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,187 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,203 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:36,713 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:36,713 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:36,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,716 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-13 13:32:36,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-13 13:32:36,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,751 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-13 13:32:36,752 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,767 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,767 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2024-11-13 13:32:36,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,789 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-13 13:32:36,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,804 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,806 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-13 13:32:36,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,827 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-13 13:32:36,830 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 [2024-11-13 13:32:36,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-13 13:32:36,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,867 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-13 13:32:36,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-13 13:32:36,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,911 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-13 13:32:36,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:36,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:36,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:36,926 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-13 13:32:36,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,939 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-13 13:32:36,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:36,953 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:36,959 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:36,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2024-11-13 13:32:36,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:36,981 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:36,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-13 13:32:36,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:36,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:36,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:36,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:36,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:36,997 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:36,997 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:37,002 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-13 13:32:37,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,018 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-13 13:32:37,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:37,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:37,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:37,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:37,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,047 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-13 13:32:37,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:37,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,059 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:37,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:37,060 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-13 13:32:37,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,074 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-13 13:32:37,076 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 [2024-11-13 13:32:37,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:37,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,087 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:37,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:37,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:37,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,103 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-13 13:32:37,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:37,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:37,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:37,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2024-11-13 13:32:37,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,130 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-13 13:32:37,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,142 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,145 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:37,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:37,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2024-11-13 13:32:37,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,171 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-13 13:32:37,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:37,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:37,190 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-13 13:32:37,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,207 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-13 13:32:37,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:37,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:37,228 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:37,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2024-11-13 13:32:37,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,241 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-13 13:32:37,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:37,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:37,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:37,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:37,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:37,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:37,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:37,264 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:37,273 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-13 13:32:37,273 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:32:37,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:37,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:37,275 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:37,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-13 13:32:37,276 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:37,287 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:37,287 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:37,287 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 8))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 8))_1 Supporting invariants [] [2024-11-13 13:32:37,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2024-11-13 13:32:37,322 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2024-11-13 13:32:37,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:37,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:37,324 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:37,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,374 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,466 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:37,493 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:37,493 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,521 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 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 32 states and 41 transitions. Complement of second has 4 states. [2024-11-13 13:32:37,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:37,524 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 25 letters. Loop has 2 letters. [2024-11-13 13:32:37,524 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:37,524 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:37,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:37,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,577 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,659 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,659 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:37,685 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:37,685 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,708 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 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 32 states and 41 transitions. Complement of second has 4 states. [2024-11-13 13:32:37,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:37,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 25 letters. Loop has 2 letters. [2024-11-13 13:32:37,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:37,710 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:37,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:37,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2024-11-13 13:32:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:37,852 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:37,853 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:37,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:37,880 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2024-11-13 13:32:37,880 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13 Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,991 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 39 transitions. cyclomatic complexity: 13. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 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 47 states and 60 transitions. Complement of second has 12 states. [2024-11-13 13:32:37,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:32:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:37,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 38 transitions. [2024-11-13 13:32:37,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 38 transitions. Stem has 25 letters. Loop has 2 letters. [2024-11-13 13:32:37,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:37,994 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 38 transitions. Stem has 27 letters. Loop has 2 letters. [2024-11-13 13:32:37,994 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:37,995 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 38 transitions. Stem has 25 letters. Loop has 4 letters. [2024-11-13 13:32:37,995 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:37,995 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 60 transitions. [2024-11-13 13:32:37,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:37,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 42 states and 53 transitions. [2024-11-13 13:32:37,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:37,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:32:37,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 53 transitions. [2024-11-13 13:32:37,996 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:37,998 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 53 transitions. [2024-11-13 13:32:37,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 53 transitions. [2024-11-13 13:32:38,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 36. [2024-11-13 13:32:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 36 states have (on average 1.25) internal successors, (45), 35 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 45 transitions. [2024-11-13 13:32:38,001 INFO L240 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-13 13:32:38,001 INFO L424 stractBuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2024-11-13 13:32:38,001 INFO L331 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2024-11-13 13:32:38,001 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 45 transitions. [2024-11-13 13:32:38,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:38,002 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:38,002 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:38,002 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:38,002 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:38,003 INFO L745 eck$LassoCheckResult]: Stem: 1668#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1659#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1660#L551 assume !(main_~length~0#1 < 1); 1666#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1661#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1662#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1653#L556 assume !(main_~val~0#1 < 0); 1654#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1655#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1667#L556 assume !(main_~val~0#1 < 0); 1675#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1674#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1672#L556 assume !(main_~val~0#1 < 0); 1673#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1671#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 1669#L554-3 main_~j~0#1 := 0; 1656#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1657#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1670#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1651#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1652#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1658#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1685#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1684#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1683#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1682#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1679#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1678#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1676#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1664#L562-3 [2024-11-13 13:32:38,003 INFO L747 eck$LassoCheckResult]: Loop: 1664#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1663#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1664#L562-3 [2024-11-13 13:32:38,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:38,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1470964529, now seen corresponding path program 6 times [2024-11-13 13:32:38,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:38,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254345736] [2024-11-13 13:32:38,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:38,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:38,179 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:38,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:38,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254345736] [2024-11-13 13:32:38,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254345736] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:38,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392690860] [2024-11-13 13:32:38,179 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:32:38,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:38,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:38,181 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:38,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-11-13 13:32:38,261 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2024-11-13 13:32:38,261 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:38,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 13:32:38,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:38,419 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:38,419 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:38,550 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:38,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392690860] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:38,550 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:38,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 16 [2024-11-13 13:32:38,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643224161] [2024-11-13 13:32:38,551 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:38,551 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:38,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:38,552 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 6 times [2024-11-13 13:32:38,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:38,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577400011] [2024-11-13 13:32:38,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:38,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,558 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:38,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:38,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-13 13:32:38,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2024-11-13 13:32:38,611 INFO L87 Difference]: Start difference. First operand 36 states and 45 transitions. cyclomatic complexity: 15 Second operand has 17 states, 16 states have (on average 3.25) internal successors, (52), 17 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:38,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:38,731 INFO L93 Difference]: Finished difference Result 58 states and 72 transitions. [2024-11-13 13:32:38,731 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 72 transitions. [2024-11-13 13:32:38,732 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:38,734 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 41 states and 52 transitions. [2024-11-13 13:32:38,734 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:38,734 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:38,734 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 52 transitions. [2024-11-13 13:32:38,735 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:38,735 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 52 transitions. [2024-11-13 13:32:38,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 52 transitions. [2024-11-13 13:32:38,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 39. [2024-11-13 13:32:38,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.2564102564102564) internal successors, (49), 38 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 49 transitions. [2024-11-13 13:32:38,739 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 49 transitions. [2024-11-13 13:32:38,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 13:32:38,742 INFO L424 stractBuchiCegarLoop]: Abstraction has 39 states and 49 transitions. [2024-11-13 13:32:38,742 INFO L331 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2024-11-13 13:32:38,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 49 transitions. [2024-11-13 13:32:38,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:38,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:38,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:38,743 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:38,744 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:38,744 INFO L745 eck$LassoCheckResult]: Stem: 1950#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1941#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 1942#L551 assume !(main_~length~0#1 < 1); 1948#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 1943#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 1944#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1935#L556 assume !(main_~val~0#1 < 0); 1936#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1937#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1949#L556 assume !(main_~val~0#1 < 0); 1966#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1965#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1964#L556 assume !(main_~val~0#1 < 0); 1963#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1962#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1958#L556 assume !(main_~val~0#1 < 0); 1960#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1957#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 1951#L554-3 main_~j~0#1 := 0; 1938#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1939#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1953#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1933#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1934#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1940#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1971#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1970#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1969#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1968#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1959#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 1956#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 1954#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 1946#L562-3 [2024-11-13 13:32:38,744 INFO L747 eck$LassoCheckResult]: Loop: 1946#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 1945#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 1946#L562-3 [2024-11-13 13:32:38,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:38,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1300227733, now seen corresponding path program 7 times [2024-11-13 13:32:38,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:38,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773227382] [2024-11-13 13:32:38,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:38,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:38,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:38,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:38,802 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 7 times [2024-11-13 13:32:38,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:38,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329509944] [2024-11-13 13:32:38,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:38,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:38,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:38,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:38,813 INFO L85 PathProgramCache]: Analyzing trace with hash -316630278, now seen corresponding path program 3 times [2024-11-13 13:32:38,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:38,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977434470] [2024-11-13 13:32:38,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:38,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:38,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:38,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:39,828 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:39,829 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:39,829 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:39,829 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:39,829 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:39,829 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:39,829 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:39,829 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:39,829 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration11_Lasso [2024-11-13 13:32:39,829 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:39,829 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:39,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,836 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,839 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:39,844 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:40,304 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:40,304 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:40,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,307 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-13 13:32:40,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:40,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:40,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:40,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-13 13:32:40,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,334 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-13 13:32:40,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,347 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:40,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,347 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:40,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:40,349 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2024-11-13 13:32:40,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,362 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-13 13:32:40,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:40,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:40,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:40,377 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:40,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,390 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-13 13:32:40,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:40,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:40,407 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-13 13:32:40,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,421 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-13 13:32:40,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:40,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,436 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:40,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:40,438 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-11-13 13:32:40,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,451 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-13 13:32:40,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,465 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:40,466 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:40,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:40,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,483 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-13 13:32:40,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,497 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:40,497 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:40,501 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-13 13:32:40,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,513 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-13 13:32:40,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:40,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:40,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:40,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:40,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,547 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-13 13:32:40,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:40,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:40,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:40,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:40,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:40,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:40,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:40,569 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:40,583 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-13 13:32:40,583 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:32:40,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:40,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:40,585 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:40,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-13 13:32:40,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:40,597 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:40,597 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:40,597 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 12)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 12)_1 Supporting invariants [] [2024-11-13 13:32:40,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2024-11-13 13:32:40,624 INFO L156 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2024-11-13 13:32:40,626 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:40,626 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:40,626 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:40,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:40,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:40,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:40,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:40,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:40,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:40,926 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:40,926 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16 Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:40,965 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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 40 states and 51 transitions. Complement of second has 5 states. [2024-11-13 13:32:40,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:40,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:32:40,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 32 letters. Loop has 2 letters. [2024-11-13 13:32:40,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:40,966 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:40,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:41,019 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:41,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:41,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-13 13:32:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:41,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:41,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:41,267 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:41,268 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16 Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:41,306 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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 40 states and 51 transitions. Complement of second has 5 states. [2024-11-13 13:32:41,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:41,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:32:41,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 32 letters. Loop has 2 letters. [2024-11-13 13:32:41,311 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:41,311 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:41,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:41,361 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:41,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:41,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:41,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:41,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:41,588 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:41,588 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16 Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:41,727 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 49 transitions. cyclomatic complexity: 16. Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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 56 states and 72 transitions. Complement of second has 15 states. [2024-11-13 13:32:41,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:32:41,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 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) [2024-11-13 13:32:41,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 44 transitions. [2024-11-13 13:32:41,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 32 letters. Loop has 2 letters. [2024-11-13 13:32:41,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:41,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 34 letters. Loop has 2 letters. [2024-11-13 13:32:41,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:41,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 44 transitions. Stem has 32 letters. Loop has 4 letters. [2024-11-13 13:32:41,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:41,730 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 72 transitions. [2024-11-13 13:32:41,731 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:41,731 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 51 states and 65 transitions. [2024-11-13 13:32:41,731 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:41,731 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:32:41,731 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 65 transitions. [2024-11-13 13:32:41,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:41,733 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 65 transitions. [2024-11-13 13:32:41,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 65 transitions. [2024-11-13 13:32:41,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 44. [2024-11-13 13:32:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.25) internal successors, (55), 43 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 55 transitions. [2024-11-13 13:32:41,737 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 55 transitions. [2024-11-13 13:32:41,737 INFO L424 stractBuchiCegarLoop]: Abstraction has 44 states and 55 transitions. [2024-11-13 13:32:41,737 INFO L331 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2024-11-13 13:32:41,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 55 transitions. [2024-11-13 13:32:41,737 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:41,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:41,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:41,740 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:41,742 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:41,742 INFO L745 eck$LassoCheckResult]: Stem: 2538#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2529#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 2530#L551 assume !(main_~length~0#1 < 1); 2533#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 2531#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 2532#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2523#L556 assume !(main_~val~0#1 < 0); 2524#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2525#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2537#L556 assume !(main_~val~0#1 < 0); 2548#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2547#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2546#L556 assume !(main_~val~0#1 < 0); 2545#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2544#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2542#L556 assume !(main_~val~0#1 < 0); 2543#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2541#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 2539#L554-3 main_~j~0#1 := 0; 2526#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2527#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2540#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2521#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2522#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2528#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2563#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2562#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2561#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2559#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2558#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2557#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2556#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2555#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2552#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2551#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2549#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2535#L562-3 [2024-11-13 13:32:41,742 INFO L747 eck$LassoCheckResult]: Loop: 2535#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2534#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 2535#L562-3 [2024-11-13 13:32:41,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:41,742 INFO L85 PathProgramCache]: Analyzing trace with hash 660980651, now seen corresponding path program 8 times [2024-11-13 13:32:41,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:41,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728845262] [2024-11-13 13:32:41,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:41,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:42,015 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 15 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:42,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:42,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728845262] [2024-11-13 13:32:42,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728845262] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:42,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069122201] [2024-11-13 13:32:42,016 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:32:42,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:42,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:42,019 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:42,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-11-13 13:32:42,099 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:32:42,099 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:42,100 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 13:32:42,101 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:42,309 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:42,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 28 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:42,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069122201] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:42,466 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:42,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 12] total 19 [2024-11-13 13:32:42,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9180095] [2024-11-13 13:32:42,467 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:42,468 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:42,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:42,468 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 8 times [2024-11-13 13:32:42,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:42,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791713333] [2024-11-13 13:32:42,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:42,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,479 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:42,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:42,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-11-13 13:32:42,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2024-11-13 13:32:42,535 INFO L87 Difference]: Start difference. First operand 44 states and 55 transitions. cyclomatic complexity: 18 Second operand has 20 states, 19 states have (on average 3.3157894736842106) internal successors, (63), 20 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) [2024-11-13 13:32:42,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:42,696 INFO L93 Difference]: Finished difference Result 71 states and 88 transitions. [2024-11-13 13:32:42,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 88 transitions. [2024-11-13 13:32:42,697 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:42,698 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 49 states and 62 transitions. [2024-11-13 13:32:42,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:42,698 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:42,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 62 transitions. [2024-11-13 13:32:42,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:42,698 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 62 transitions. [2024-11-13 13:32:42,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 62 transitions. [2024-11-13 13:32:42,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2024-11-13 13:32:42,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 47 states have (on average 1.2553191489361701) internal successors, (59), 46 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) [2024-11-13 13:32:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 59 transitions. [2024-11-13 13:32:42,711 INFO L240 hiAutomatonCegarLoop]: Abstraction has 47 states and 59 transitions. [2024-11-13 13:32:42,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 13:32:42,712 INFO L424 stractBuchiCegarLoop]: Abstraction has 47 states and 59 transitions. [2024-11-13 13:32:42,712 INFO L331 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2024-11-13 13:32:42,712 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 47 states and 59 transitions. [2024-11-13 13:32:42,712 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:42,712 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:42,712 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:42,713 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:42,713 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:42,713 INFO L745 eck$LassoCheckResult]: Stem: 2887#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 2877#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 2878#L551 assume !(main_~length~0#1 < 1); 2884#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 2879#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 2880#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2871#L556 assume !(main_~val~0#1 < 0); 2872#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2873#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2885#L556 assume !(main_~val~0#1 < 0); 2915#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2914#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2913#L556 assume !(main_~val~0#1 < 0); 2912#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2911#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2910#L556 assume !(main_~val~0#1 < 0); 2909#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2908#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 2894#L556 assume !(main_~val~0#1 < 0); 2895#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 2893#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 2886#L554-3 main_~j~0#1 := 0; 2874#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2875#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2906#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2869#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2870#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2876#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2888#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2905#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2904#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2902#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2901#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2900#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2899#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2898#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2892#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 2891#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 2889#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 2882#L562-3 [2024-11-13 13:32:42,713 INFO L747 eck$LassoCheckResult]: Loop: 2882#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 2881#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 2882#L562-3 [2024-11-13 13:32:42,714 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:42,714 INFO L85 PathProgramCache]: Analyzing trace with hash 139808549, now seen corresponding path program 9 times [2024-11-13 13:32:42,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:42,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867810955] [2024-11-13 13:32:42,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:42,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:42,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,789 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:42,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:42,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 9 times [2024-11-13 13:32:42,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:42,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605016522] [2024-11-13 13:32:42,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:42,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,799 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:42,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:42,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1212030858, now seen corresponding path program 4 times [2024-11-13 13:32:42,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:42,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077259801] [2024-11-13 13:32:42,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:42,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:42,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,844 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:42,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:44,221 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:44,222 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:44,222 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:44,222 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:44,222 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:44,222 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,222 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:44,222 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:44,222 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration13_Lasso [2024-11-13 13:32:44,222 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:44,222 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:44,224 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,226 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,233 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,238 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:44,759 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:44,759 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:44,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,762 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-13 13:32:44,763 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 [2024-11-13 13:32:44,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:44,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:44,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:44,778 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-13 13:32:44,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,792 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-13 13:32:44,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:44,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,806 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:44,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:44,808 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-13 13:32:44,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,823 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-13 13:32:44,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:44,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:44,841 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-13 13:32:44,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,855 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-13 13:32:44,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:44,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:44,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2024-11-13 13:32:44,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,888 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-13 13:32:44,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:44,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:44,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-13 13:32:44,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,921 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-13 13:32:44,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:44,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:44,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:44,935 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2024-11-13 13:32:44,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,949 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-13 13:32:44,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:44,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,963 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:44,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:44,965 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:44,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2024-11-13 13:32:44,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:44,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:44,979 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:44,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-13 13:32:44,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:44,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:44,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:44,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:44,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:44,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:44,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:44,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:44,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2024-11-13 13:32:45,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,008 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-13 13:32:45,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:45,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,037 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-13 13:32:45,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,053 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:45,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,067 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2024-11-13 13:32:45,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,083 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2024-11-13 13:32:45,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,099 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2024-11-13 13:32:45,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2024-11-13 13:32:45,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,129 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2024-11-13 13:32:45,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2024-11-13 13:32:45,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,160 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2024-11-13 13:32:45,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:45,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:45,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:45,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2024-11-13 13:32:45,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,190 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2024-11-13 13:32:45,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:45,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:45,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2024-11-13 13:32:45,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,222 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2024-11-13 13:32:45,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,239 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:45,239 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:45,244 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:45,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,259 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2024-11-13 13:32:45,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:45,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:45,281 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:45,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,296 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2024-11-13 13:32:45,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:45,311 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:45,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:45,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2024-11-13 13:32:45,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,329 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2024-11-13 13:32:45,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:45,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:45,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:45,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:45,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:45,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:45,346 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:45,353 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:45,364 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 13:32:45,364 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:32:45,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:45,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:45,366 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:45,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2024-11-13 13:32:45,377 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:45,390 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:45,390 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:45,390 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 16 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 16 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:32:45,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2024-11-13 13:32:45,429 INFO L156 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2024-11-13 13:32:45,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:45,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:45,431 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:45,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:45,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 13:32:45,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:45,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:45,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:45,671 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:45,671 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:45,707 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 61 transitions. Complement of second has 4 states. [2024-11-13 13:32:45,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:45,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 39 letters. Loop has 2 letters. [2024-11-13 13:32:45,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:45,709 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:45,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:45,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 13:32:45,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:45,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:45,912 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:45,934 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:45,935 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:45,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 61 transitions. Complement of second has 4 states. [2024-11-13 13:32:45,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:45,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:45,965 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 39 letters. Loop has 2 letters. [2024-11-13 13:32:45,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:45,966 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:45,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:46,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 13:32:46,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:46,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:46,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:46,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2024-11-13 13:32:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:46,220 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 2 loop predicates [2024-11-13 13:32:46,220 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19 Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:46,368 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 47 states and 59 transitions. cyclomatic complexity: 19. Second operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 65 states and 84 transitions. Complement of second has 16 states. [2024-11-13 13:32:46,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:32:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.625) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 50 transitions. [2024-11-13 13:32:46,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 50 transitions. Stem has 39 letters. Loop has 2 letters. [2024-11-13 13:32:46,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:46,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 50 transitions. Stem has 41 letters. Loop has 2 letters. [2024-11-13 13:32:46,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:46,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 50 transitions. Stem has 39 letters. Loop has 4 letters. [2024-11-13 13:32:46,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:46,371 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 65 states and 84 transitions. [2024-11-13 13:32:46,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:46,372 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 65 states to 60 states and 77 transitions. [2024-11-13 13:32:46,373 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:46,373 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:32:46,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 77 transitions. [2024-11-13 13:32:46,373 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:46,373 INFO L218 hiAutomatonCegarLoop]: Abstraction has 60 states and 77 transitions. [2024-11-13 13:32:46,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 77 transitions. [2024-11-13 13:32:46,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 52. [2024-11-13 13:32:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 52 states have (on average 1.25) internal successors, (65), 51 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 65 transitions. [2024-11-13 13:32:46,377 INFO L240 hiAutomatonCegarLoop]: Abstraction has 52 states and 65 transitions. [2024-11-13 13:32:46,377 INFO L424 stractBuchiCegarLoop]: Abstraction has 52 states and 65 transitions. [2024-11-13 13:32:46,377 INFO L331 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2024-11-13 13:32:46,377 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 52 states and 65 transitions. [2024-11-13 13:32:46,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:46,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:46,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:46,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:46,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:46,379 INFO L745 eck$LassoCheckResult]: Stem: 3569#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3560#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 3561#L551 assume !(main_~length~0#1 < 1); 3564#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 3562#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 3563#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3553#L556 assume !(main_~val~0#1 < 0); 3554#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3555#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3568#L556 assume !(main_~val~0#1 < 0); 3582#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3581#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3580#L556 assume !(main_~val~0#1 < 0); 3579#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3578#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3577#L556 assume !(main_~val~0#1 < 0); 3576#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3575#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3573#L556 assume !(main_~val~0#1 < 0); 3574#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3572#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 3570#L554-3 main_~j~0#1 := 0; 3556#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3557#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3601#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3600#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3558#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3559#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3571#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3551#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3552#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3598#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3597#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3596#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3595#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3593#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3592#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3591#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3590#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3589#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3586#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3585#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3583#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3566#L562-3 [2024-11-13 13:32:46,379 INFO L747 eck$LassoCheckResult]: Loop: 3566#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3565#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 3566#L562-3 [2024-11-13 13:32:46,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:46,380 INFO L85 PathProgramCache]: Analyzing trace with hash 825517115, now seen corresponding path program 10 times [2024-11-13 13:32:46,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:46,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932968924] [2024-11-13 13:32:46,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:46,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 28 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:46,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:46,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932968924] [2024-11-13 13:32:46,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932968924] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:46,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122956486] [2024-11-13 13:32:46,705 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:32:46,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:46,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:46,708 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:46,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2024-11-13 13:32:46,808 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:32:46,808 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:46,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:46,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 45 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:47,072 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:47,256 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 45 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:47,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122956486] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:47,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:47,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 22 [2024-11-13 13:32:47,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702901242] [2024-11-13 13:32:47,256 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:47,257 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:47,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:47,257 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 10 times [2024-11-13 13:32:47,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:47,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138090329] [2024-11-13 13:32:47,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:47,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,263 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:47,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:47,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-13 13:32:47,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2024-11-13 13:32:47,314 INFO L87 Difference]: Start difference. First operand 52 states and 65 transitions. cyclomatic complexity: 21 Second operand has 23 states, 22 states have (on average 3.3636363636363638) internal successors, (74), 23 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) [2024-11-13 13:32:47,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:47,512 INFO L93 Difference]: Finished difference Result 84 states and 104 transitions. [2024-11-13 13:32:47,512 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 84 states and 104 transitions. [2024-11-13 13:32:47,513 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:47,514 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 84 states to 57 states and 72 transitions. [2024-11-13 13:32:47,514 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:47,514 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:47,515 INFO L73 IsDeterministic]: Start isDeterministic. Operand 57 states and 72 transitions. [2024-11-13 13:32:47,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:47,515 INFO L218 hiAutomatonCegarLoop]: Abstraction has 57 states and 72 transitions. [2024-11-13 13:32:47,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states and 72 transitions. [2024-11-13 13:32:47,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 55. [2024-11-13 13:32:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2545454545454546) internal successors, (69), 54 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 69 transitions. [2024-11-13 13:32:47,521 INFO L240 hiAutomatonCegarLoop]: Abstraction has 55 states and 69 transitions. [2024-11-13 13:32:47,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-13 13:32:47,525 INFO L424 stractBuchiCegarLoop]: Abstraction has 55 states and 69 transitions. [2024-11-13 13:32:47,525 INFO L331 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2024-11-13 13:32:47,525 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 69 transitions. [2024-11-13 13:32:47,525 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:47,525 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:47,526 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:47,526 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [6, 6, 6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:47,526 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:47,526 INFO L745 eck$LassoCheckResult]: Stem: 3982#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 3973#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 3974#L551 assume !(main_~length~0#1 < 1); 3977#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 3975#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 3976#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3967#L556 assume !(main_~val~0#1 < 0); 3968#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3969#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3981#L556 assume !(main_~val~0#1 < 0); 4003#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4002#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4001#L556 assume !(main_~val~0#1 < 0); 4000#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3999#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3998#L556 assume !(main_~val~0#1 < 0); 3997#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3996#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3995#L556 assume !(main_~val~0#1 < 0); 3994#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3993#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 3986#L556 assume !(main_~val~0#1 < 0); 3989#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 3985#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 3983#L554-3 main_~j~0#1 := 0; 3970#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3971#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3984#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3965#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3966#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3972#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4018#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4017#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4016#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4014#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4013#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4012#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4011#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4009#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4008#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4007#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4006#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4005#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3991#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 3990#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 3987#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 3979#L562-3 [2024-11-13 13:32:47,526 INFO L747 eck$LassoCheckResult]: Loop: 3979#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 3978#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 3979#L562-3 [2024-11-13 13:32:47,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:47,527 INFO L85 PathProgramCache]: Analyzing trace with hash -99492991, now seen corresponding path program 11 times [2024-11-13 13:32:47,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:47,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435308648] [2024-11-13 13:32:47,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:47,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:47,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,567 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:47,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:47,605 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:47,605 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 11 times [2024-11-13 13:32:47,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:47,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294283422] [2024-11-13 13:32:47,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:47,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,616 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:47,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:47,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1123482394, now seen corresponding path program 5 times [2024-11-13 13:32:47,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:47,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881451338] [2024-11-13 13:32:47,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:47,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:47,693 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:49,705 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:49,705 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:49,705 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:49,705 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:49,705 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:49,705 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:49,705 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:49,705 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:49,705 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration15_Lasso [2024-11-13 13:32:49,705 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:49,705 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:49,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:49,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:50,329 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:32:50,329 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:32:50,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,331 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2024-11-13 13:32:50,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,346 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:50,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,362 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2024-11-13 13:32:50,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2024-11-13 13:32:50,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,397 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2024-11-13 13:32:50,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,412 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,415 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2024-11-13 13:32:50,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,436 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2024-11-13 13:32:50,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2024-11-13 13:32:50,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,471 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2024-11-13 13:32:50,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,488 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2024-11-13 13:32:50,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,504 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2024-11-13 13:32:50,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,524 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2024-11-13 13:32:50,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,539 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2024-11-13 13:32:50,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2024-11-13 13:32:50,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,573 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2024-11-13 13:32:50,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2024-11-13 13:32:50,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,604 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2024-11-13 13:32:50,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2024-11-13 13:32:50,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,636 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2024-11-13 13:32:50,638 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 [2024-11-13 13:32:50,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:32:50,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,650 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:32:50,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:32:50,651 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2024-11-13 13:32:50,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,665 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2024-11-13 13:32:50,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,684 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0 [2024-11-13 13:32:50,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,698 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2024-11-13 13:32:50,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,712 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,712 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,716 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:32:50,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2024-11-13 13:32:50,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,729 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2024-11-13 13:32:50,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:32:50,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:32:50,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:32:50,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:32:50,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:32:50,745 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:32:50,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:32:50,752 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:32:50,762 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 13:32:50,762 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:32:50,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:50,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:50,765 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:32:50,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2024-11-13 13:32:50,766 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:32:50,779 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:32:50,779 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:32:50,779 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 20))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 20))_1 Supporting invariants [] [2024-11-13 13:32:50,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2024-11-13 13:32:50,814 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2024-11-13 13:32:50,816 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:32:50,816 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:32:50,816 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:32:50,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:50,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:50,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:50,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2024-11-13 13:32:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:51,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:51,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:51,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:51,087 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2024-11-13 13:32:51,087 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22 Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,114 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22. Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 71 transitions. Complement of second has 4 states. [2024-11-13 13:32:51,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:51,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:51,116 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-13 13:32:51,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:51,116 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:51,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:51,175 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:51,177 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:51,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:51,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:51,421 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 2 loop predicates [2024-11-13 13:32:51,422 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22 Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,452 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22. Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 71 transitions. Complement of second has 4 states. [2024-11-13 13:32:51,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:32:51,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:32:51,454 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-13 13:32:51,454 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:51,454 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:32:51,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:51,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 13:32:51,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:51,736 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:32:51,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:51,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:51,767 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.7 stem predicates 2 loop predicates [2024-11-13 13:32:51,767 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22 Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,923 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 69 transitions. cyclomatic complexity: 22. Second operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 96 transitions. Complement of second has 18 states. [2024-11-13 13:32:51,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:32:51,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 3.6666666666666665) internal successors, (33), 9 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 56 transitions. [2024-11-13 13:32:51,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 56 transitions. Stem has 46 letters. Loop has 2 letters. [2024-11-13 13:32:51,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:51,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 56 transitions. Stem has 48 letters. Loop has 2 letters. [2024-11-13 13:32:51,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:51,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 56 transitions. Stem has 46 letters. Loop has 4 letters. [2024-11-13 13:32:51,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:32:51,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 74 states and 96 transitions. [2024-11-13 13:32:51,926 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:51,927 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 74 states to 69 states and 89 transitions. [2024-11-13 13:32:51,927 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:32:51,927 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:32:51,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 69 states and 89 transitions. [2024-11-13 13:32:51,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:51,927 INFO L218 hiAutomatonCegarLoop]: Abstraction has 69 states and 89 transitions. [2024-11-13 13:32:51,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states and 89 transitions. [2024-11-13 13:32:51,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 60. [2024-11-13 13:32:51,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 60 states have (on average 1.25) internal successors, (75), 59 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 75 transitions. [2024-11-13 13:32:51,931 INFO L240 hiAutomatonCegarLoop]: Abstraction has 60 states and 75 transitions. [2024-11-13 13:32:51,931 INFO L424 stractBuchiCegarLoop]: Abstraction has 60 states and 75 transitions. [2024-11-13 13:32:51,931 INFO L331 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2024-11-13 13:32:51,931 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 60 states and 75 transitions. [2024-11-13 13:32:51,932 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:51,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:51,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:51,932 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:51,933 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:51,933 INFO L745 eck$LassoCheckResult]: Stem: 4771#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4762#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 4763#L551 assume !(main_~length~0#1 < 1); 4769#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 4764#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 4765#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4755#L556 assume !(main_~val~0#1 < 0); 4756#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4757#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4770#L556 assume !(main_~val~0#1 < 0); 4787#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4786#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4785#L556 assume !(main_~val~0#1 < 0); 4784#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4783#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4782#L556 assume !(main_~val~0#1 < 0); 4781#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4780#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4779#L556 assume !(main_~val~0#1 < 0); 4778#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4777#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 4775#L556 assume !(main_~val~0#1 < 0); 4776#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 4774#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 4772#L554-3 main_~j~0#1 := 0; 4758#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4759#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4811#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4810#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4760#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4761#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4773#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4753#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4754#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4808#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4807#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4806#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4805#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4803#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4802#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4801#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4800#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4798#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4797#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4796#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4795#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4794#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4791#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 4790#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 4788#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 4767#L562-3 [2024-11-13 13:32:51,933 INFO L747 eck$LassoCheckResult]: Loop: 4767#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 4766#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 4767#L562-3 [2024-11-13 13:32:51,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:51,933 INFO L85 PathProgramCache]: Analyzing trace with hash -1629789545, now seen corresponding path program 12 times [2024-11-13 13:32:51,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:51,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338897102] [2024-11-13 13:32:51,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:51,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:51,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:32:52,408 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 45 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:52,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:32:52,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338897102] [2024-11-13 13:32:52,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338897102] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:32:52,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589884940] [2024-11-13 13:32:52,409 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:32:52,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:32:52,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:32:52,411 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:32:52,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2024-11-13 13:32:52,527 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-11-13 13:32:52,528 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:32:52,529 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 13:32:52,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:32:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 66 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:52,804 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:32:53,003 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 66 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:32:53,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589884940] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:32:53,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:32:53,004 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16, 16] total 25 [2024-11-13 13:32:53,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279700343] [2024-11-13 13:32:53,004 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:32:53,004 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:32:53,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:53,004 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 12 times [2024-11-13 13:32:53,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:53,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456149558] [2024-11-13 13:32:53,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:53,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:53,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,010 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:53,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:53,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:32:53,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-11-13 13:32:53,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=493, Unknown=0, NotChecked=0, Total=650 [2024-11-13 13:32:53,062 INFO L87 Difference]: Start difference. First operand 60 states and 75 transitions. cyclomatic complexity: 24 Second operand has 26 states, 25 states have (on average 3.4) internal successors, (85), 26 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:53,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:32:53,309 INFO L93 Difference]: Finished difference Result 97 states and 120 transitions. [2024-11-13 13:32:53,309 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 97 states and 120 transitions. [2024-11-13 13:32:53,310 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:53,311 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 97 states to 65 states and 82 transitions. [2024-11-13 13:32:53,311 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:32:53,311 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:32:53,311 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 82 transitions. [2024-11-13 13:32:53,312 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:32:53,312 INFO L218 hiAutomatonCegarLoop]: Abstraction has 65 states and 82 transitions. [2024-11-13 13:32:53,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 82 transitions. [2024-11-13 13:32:53,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2024-11-13 13:32:53,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 63 states have (on average 1.253968253968254) internal successors, (79), 62 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:32:53,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 79 transitions. [2024-11-13 13:32:53,315 INFO L240 hiAutomatonCegarLoop]: Abstraction has 63 states and 79 transitions. [2024-11-13 13:32:53,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 13:32:53,316 INFO L424 stractBuchiCegarLoop]: Abstraction has 63 states and 79 transitions. [2024-11-13 13:32:53,316 INFO L331 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2024-11-13 13:32:53,317 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 63 states and 79 transitions. [2024-11-13 13:32:53,317 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:32:53,317 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:32:53,317 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:32:53,318 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:32:53,318 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:32:53,318 INFO L745 eck$LassoCheckResult]: Stem: 5250#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 5241#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 5242#L551 assume !(main_~length~0#1 < 1); 5245#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 5243#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 5244#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5235#L556 assume !(main_~val~0#1 < 0); 5236#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5237#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5249#L556 assume !(main_~val~0#1 < 0); 5274#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5273#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5272#L556 assume !(main_~val~0#1 < 0); 5271#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5270#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5269#L556 assume !(main_~val~0#1 < 0); 5268#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5267#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5266#L556 assume !(main_~val~0#1 < 0); 5265#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5264#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5263#L556 assume !(main_~val~0#1 < 0); 5262#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5261#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5254#L556 assume !(main_~val~0#1 < 0); 5257#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 5253#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 5251#L554-3 main_~j~0#1 := 0; 5238#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5239#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5252#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5233#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5234#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5240#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5294#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5293#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5292#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5290#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5289#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5288#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5287#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5285#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5284#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5283#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5282#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5280#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5279#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5278#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5277#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5276#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5259#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 5258#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 5255#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 5247#L562-3 [2024-11-13 13:32:53,318 INFO L747 eck$LassoCheckResult]: Loop: 5247#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 5246#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 5247#L562-3 [2024-11-13 13:32:53,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:53,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1496559471, now seen corresponding path program 13 times [2024-11-13 13:32:53,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:53,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111286677] [2024-11-13 13:32:53,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:53,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:53,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:53,382 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 13 times [2024-11-13 13:32:53,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:53,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174543951] [2024-11-13 13:32:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:53,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:53,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:53,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:32:53,391 INFO L85 PathProgramCache]: Analyzing trace with hash 620393974, now seen corresponding path program 6 times [2024-11-13 13:32:53,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:32:53,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185181573] [2024-11-13 13:32:53,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:32:53,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:32:53,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:32:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:32:53,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:32:58,622 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 239 DAG size of output: 179 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:32:59,269 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:32:59,269 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:32:59,269 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:32:59,269 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:32:59,269 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:32:59,269 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:32:59,269 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:32:59,269 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:32:59,269 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration17_Lasso [2024-11-13 13:32:59,269 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:32:59,269 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:32:59,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:59,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:59,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:59,284 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:59,287 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:32:59,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,800 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,804 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:00,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:01,221 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:33:01,221 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:33:01,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,223 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2024-11-13 13:33:01,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:01,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:01,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:01,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2024-11-13 13:33:01,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,252 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2024-11-13 13:33:01,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:01,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:01,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:01,266 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2024-11-13 13:33:01,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,282 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2024-11-13 13:33:01,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:01,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,295 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:01,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:01,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:01,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,310 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2024-11-13 13:33:01,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:01,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:01,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:01,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2024-11-13 13:33:01,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,347 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2024-11-13 13:33:01,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,362 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,362 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2024-11-13 13:33:01,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,378 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2024-11-13 13:33:01,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,394 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Ended with exit code 0 [2024-11-13 13:33:01,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,414 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2024-11-13 13:33:01,415 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,429 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,429 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2024-11-13 13:33:01,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,447 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2024-11-13 13:33:01,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,463 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,463 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,468 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2024-11-13 13:33:01,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,482 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2024-11-13 13:33:01,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2024-11-13 13:33:01,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,514 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2024-11-13 13:33:01,517 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 [2024-11-13 13:33:01,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,529 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,529 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2024-11-13 13:33:01,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,545 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2024-11-13 13:33:01,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,560 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2024-11-13 13:33:01,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,577 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2024-11-13 13:33:01,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,593 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,593 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Ended with exit code 0 [2024-11-13 13:33:01,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,613 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2024-11-13 13:33:01,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,635 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2024-11-13 13:33:01,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,655 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2024-11-13 13:33:01,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,680 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:01,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:01,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,701 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2024-11-13 13:33:01,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:01,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:01,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:01,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:01,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:01,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:01,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:01,729 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:33:01,742 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-13 13:33:01,742 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:33:01,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:01,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:01,745 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:01,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2024-11-13 13:33:01,747 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:33:01,766 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:33:01,766 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:33:01,766 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 24))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 24))_1 Supporting invariants [] [2024-11-13 13:33:01,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2024-11-13 13:33:01,865 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2024-11-13 13:33:01,867 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:33:01,867 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:33:01,867 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:33:01,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:01,937 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 13:33:01,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:02,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:02,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:02,160 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-13 13:33:02,161 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:02,206 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 81 transitions. Complement of second has 4 states. [2024-11-13 13:33:02,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2024-11-13 13:33:02,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:02,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:02,208 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 53 letters. Loop has 2 letters. [2024-11-13 13:33:02,208 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:02,209 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:02,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:02,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 13:33:02,274 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:02,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:02,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:02,461 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-13 13:33:02,461 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:02,486 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 64 states and 81 transitions. Complement of second has 4 states. [2024-11-13 13:33:02,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:02,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:02,487 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 53 letters. Loop has 2 letters. [2024-11-13 13:33:02,488 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:02,488 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:02,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:02,544 INFO L255 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 13:33:02,545 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:02,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:02,755 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:02,781 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.8 stem predicates 2 loop predicates [2024-11-13 13:33:02,781 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25 Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:03,033 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 63 states and 79 transitions. cyclomatic complexity: 25. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 83 states and 108 transitions. Complement of second has 20 states. [2024-11-13 13:33:03,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 8 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:33:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 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) [2024-11-13 13:33:03,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 62 transitions. [2024-11-13 13:33:03,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 62 transitions. Stem has 53 letters. Loop has 2 letters. [2024-11-13 13:33:03,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:03,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 62 transitions. Stem has 55 letters. Loop has 2 letters. [2024-11-13 13:33:03,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:03,035 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 62 transitions. Stem has 53 letters. Loop has 4 letters. [2024-11-13 13:33:03,035 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:03,035 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 108 transitions. [2024-11-13 13:33:03,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:03,037 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 78 states and 101 transitions. [2024-11-13 13:33:03,037 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:33:03,037 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:33:03,037 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 101 transitions. [2024-11-13 13:33:03,037 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:03,037 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 101 transitions. [2024-11-13 13:33:03,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 101 transitions. [2024-11-13 13:33:03,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 68. [2024-11-13 13:33:03,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 68 states have (on average 1.25) internal successors, (85), 67 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:03,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 85 transitions. [2024-11-13 13:33:03,040 INFO L240 hiAutomatonCegarLoop]: Abstraction has 68 states and 85 transitions. [2024-11-13 13:33:03,040 INFO L424 stractBuchiCegarLoop]: Abstraction has 68 states and 85 transitions. [2024-11-13 13:33:03,040 INFO L331 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2024-11-13 13:33:03,040 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 68 states and 85 transitions. [2024-11-13 13:33:03,041 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:03,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:03,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:03,042 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:03,042 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:03,042 INFO L745 eck$LassoCheckResult]: Stem: 6169#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6160#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 6161#L551 assume !(main_~length~0#1 < 1); 6167#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 6162#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 6163#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6153#L556 assume !(main_~val~0#1 < 0); 6154#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6155#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6168#L556 assume !(main_~val~0#1 < 0); 6188#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6187#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6186#L556 assume !(main_~val~0#1 < 0); 6185#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6184#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6183#L556 assume !(main_~val~0#1 < 0); 6182#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6181#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6180#L556 assume !(main_~val~0#1 < 0); 6179#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6178#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6177#L556 assume !(main_~val~0#1 < 0); 6176#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6175#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6173#L556 assume !(main_~val~0#1 < 0); 6174#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6172#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 6170#L554-3 main_~j~0#1 := 0; 6156#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6157#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6217#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6216#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6158#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6159#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6171#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6151#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6152#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6214#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6213#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6212#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6211#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6209#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6208#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6207#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6206#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6204#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6203#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6202#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6201#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6199#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6198#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6197#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6196#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6195#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6192#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6191#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6189#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6165#L562-3 [2024-11-13 13:33:03,042 INFO L747 eck$LassoCheckResult]: Loop: 6165#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6164#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 6165#L562-3 [2024-11-13 13:33:03,042 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:03,043 INFO L85 PathProgramCache]: Analyzing trace with hash -801845337, now seen corresponding path program 14 times [2024-11-13 13:33:03,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:03,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122497543] [2024-11-13 13:33:03,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:03,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 66 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:03,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:33:03,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122497543] [2024-11-13 13:33:03,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122497543] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:33:03,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1905755433] [2024-11-13 13:33:03,423 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:33:03,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:33:03,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:03,425 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:33:03,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (139)] Waiting until timeout for monitored process [2024-11-13 13:33:03,554 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:33:03,555 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:33:03,556 INFO L255 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 13:33:03,558 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 91 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:03,885 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:33:04,082 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 91 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:04,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1905755433] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:33:04,082 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:33:04,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 18] total 28 [2024-11-13 13:33:04,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328959897] [2024-11-13 13:33:04,082 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:33:04,083 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:33:04,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:04,083 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 14 times [2024-11-13 13:33:04,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:04,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824119613] [2024-11-13 13:33:04,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:04,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,092 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:04,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:33:04,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-13 13:33:04,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=618, Unknown=0, NotChecked=0, Total=812 [2024-11-13 13:33:04,138 INFO L87 Difference]: Start difference. First operand 68 states and 85 transitions. cyclomatic complexity: 27 Second operand has 29 states, 28 states have (on average 3.4285714285714284) internal successors, (96), 29 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:04,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:33:04,361 INFO L93 Difference]: Finished difference Result 110 states and 136 transitions. [2024-11-13 13:33:04,361 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 136 transitions. [2024-11-13 13:33:04,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:04,363 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 73 states and 92 transitions. [2024-11-13 13:33:04,363 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:33:04,363 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:33:04,363 INFO L73 IsDeterministic]: Start isDeterministic. Operand 73 states and 92 transitions. [2024-11-13 13:33:04,363 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:04,363 INFO L218 hiAutomatonCegarLoop]: Abstraction has 73 states and 92 transitions. [2024-11-13 13:33:04,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states and 92 transitions. [2024-11-13 13:33:04,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2024-11-13 13:33:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 70 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 89 transitions. [2024-11-13 13:33:04,366 INFO L240 hiAutomatonCegarLoop]: Abstraction has 71 states and 89 transitions. [2024-11-13 13:33:04,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-13 13:33:04,367 INFO L424 stractBuchiCegarLoop]: Abstraction has 71 states and 89 transitions. [2024-11-13 13:33:04,367 INFO L331 stractBuchiCegarLoop]: ======== Iteration 19 ============ [2024-11-13 13:33:04,367 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 89 transitions. [2024-11-13 13:33:04,367 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:04,367 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:04,367 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:04,368 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 8, 8, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:04,368 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:04,368 INFO L745 eck$LassoCheckResult]: Stem: 6714#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 6706#L551 assume !(main_~length~0#1 < 1); 6712#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 6707#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 6708#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6699#L556 assume !(main_~val~0#1 < 0); 6700#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6701#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6713#L556 assume !(main_~val~0#1 < 0); 6741#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6740#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6739#L556 assume !(main_~val~0#1 < 0); 6738#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6737#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6736#L556 assume !(main_~val~0#1 < 0); 6735#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6734#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6733#L556 assume !(main_~val~0#1 < 0); 6732#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6731#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6730#L556 assume !(main_~val~0#1 < 0); 6729#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6728#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6727#L556 assume !(main_~val~0#1 < 0); 6726#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6725#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 6721#L556 assume !(main_~val~0#1 < 0); 6723#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 6720#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 6715#L554-3 main_~j~0#1 := 0; 6702#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6703#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6716#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6697#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6698#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6704#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6766#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6765#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6764#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6762#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6761#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6760#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6759#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6757#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6756#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6755#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6754#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6752#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6751#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6750#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6749#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6747#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6746#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6745#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6744#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6743#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6722#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 6719#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 6717#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 6710#L562-3 [2024-11-13 13:33:04,368 INFO L747 eck$LassoCheckResult]: Loop: 6710#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 6709#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 6710#L562-3 [2024-11-13 13:33:04,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:04,369 INFO L85 PathProgramCache]: Analyzing trace with hash -491449235, now seen corresponding path program 15 times [2024-11-13 13:33:04,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:04,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806002812] [2024-11-13 13:33:04,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:04,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:04,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,441 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:04,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:04,442 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 15 times [2024-11-13 13:33:04,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:04,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909979283] [2024-11-13 13:33:04,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:04,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:04,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:04,451 INFO L85 PathProgramCache]: Analyzing trace with hash 163689170, now seen corresponding path program 7 times [2024-11-13 13:33:04,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:04,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283824395] [2024-11-13 13:33:04,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:04,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,502 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:04,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:04,543 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:10,108 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification. DAG size of input: 268 DAG size of output: 197 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:33:10,459 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:33:10,459 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:33:10,459 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:33:10,459 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:33:10,459 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:33:10,459 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:10,459 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:33:10,459 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:33:10,459 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration19_Lasso [2024-11-13 13:33:10,459 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:33:10,459 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:33:10,461 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,464 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,466 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:10,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,560 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,562 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,564 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:11,994 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:33:11,994 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:33:11,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:11,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:11,996 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:11,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2024-11-13 13:33:11,998 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,011 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:12,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,012 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:12,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:12,013 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:12,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,030 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2024-11-13 13:33:12,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:12,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:12,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:12,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,058 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2024-11-13 13:33:12,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,060 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2024-11-13 13:33:12,061 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,078 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Ended with exit code 0 [2024-11-13 13:33:12,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,093 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2024-11-13 13:33:12,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,106 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:12,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,106 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,106 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:12,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:12,107 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2024-11-13 13:33:12,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,122 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2024-11-13 13:33:12,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:12,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,136 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:12,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:12,138 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Ended with exit code 0 [2024-11-13 13:33:12,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,153 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2024-11-13 13:33:12,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:12,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:12,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:12,167 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2024-11-13 13:33:12,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,181 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2024-11-13 13:33:12,182 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 [2024-11-13 13:33:12,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,205 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2024-11-13 13:33:12,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,217 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2024-11-13 13:33:12,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,230 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2024-11-13 13:33:12,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,251 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2024-11-13 13:33:12,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,268 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2024-11-13 13:33:12,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,281 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2024-11-13 13:33:12,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,296 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,296 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2024-11-13 13:33:12,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,315 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2024-11-13 13:33:12,317 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,339 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Ended with exit code 0 [2024-11-13 13:33:12,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,355 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2024-11-13 13:33:12,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,373 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,373 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,379 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2024-11-13 13:33:12,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,396 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2024-11-13 13:33:12,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2024-11-13 13:33:12,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,432 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2024-11-13 13:33:12,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,450 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,456 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2024-11-13 13:33:12,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,470 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2024-11-13 13:33:12,471 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 [2024-11-13 13:33:12,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2024-11-13 13:33:12,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,506 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2024-11-13 13:33:12,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,519 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,521 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2024-11-13 13:33:12,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,540 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2024-11-13 13:33:12,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Ended with exit code 0 [2024-11-13 13:33:12,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,576 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2024-11-13 13:33:12,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:12,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Ended with exit code 0 [2024-11-13 13:33:12,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,610 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2024-11-13 13:33:12,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:12,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:12,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:12,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:12,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:12,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:12,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:12,633 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:33:12,642 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-13 13:33:12,642 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:33:12,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:12,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:12,645 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:12,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2024-11-13 13:33:12,646 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:33:12,658 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:33:12,658 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:33:12,658 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 28)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 28)_1 Supporting invariants [] [2024-11-13 13:33:12,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:12,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:12,799 INFO L156 tatePredicateManager]: 32 out of 33 supporting invariants were superfluous and have been removed [2024-11-13 13:33:12,801 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:33:12,801 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:33:12,801 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:33:12,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:12,873 INFO L255 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:12,875 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:13,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:13,236 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:13,264 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:13,264 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:13,319 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) Result 72 states and 91 transitions. Complement of second has 5 states. [2024-11-13 13:33:13,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:13,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:33:13,320 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-13 13:33:13,320 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:13,320 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:13,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:13,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:13,388 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:13,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:13,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:13,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:13,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:13,816 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:13,816 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:13,874 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) Result 72 states and 91 transitions. Complement of second has 5 states. [2024-11-13 13:33:13,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:13,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:13,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:33:13,875 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-13 13:33:13,875 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:13,875 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:13,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:13,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:13,941 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:14,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:14,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:14,321 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:14,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:14,346 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:14,347 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28 Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:14,637 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 89 transitions. cyclomatic complexity: 28. Second operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) Result 92 states and 120 transitions. Complement of second has 23 states. [2024-11-13 13:33:14,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:33:14,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.4166666666666665) internal successors, (41), 12 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) [2024-11-13 13:33:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 68 transitions. [2024-11-13 13:33:14,638 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 68 transitions. Stem has 60 letters. Loop has 2 letters. [2024-11-13 13:33:14,639 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:14,639 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 68 transitions. Stem has 62 letters. Loop has 2 letters. [2024-11-13 13:33:14,642 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:14,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 68 transitions. Stem has 60 letters. Loop has 4 letters. [2024-11-13 13:33:14,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:14,643 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 120 transitions. [2024-11-13 13:33:14,644 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:14,644 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 87 states and 113 transitions. [2024-11-13 13:33:14,645 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:33:14,645 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:33:14,645 INFO L73 IsDeterministic]: Start isDeterministic. Operand 87 states and 113 transitions. [2024-11-13 13:33:14,645 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:14,645 INFO L218 hiAutomatonCegarLoop]: Abstraction has 87 states and 113 transitions. [2024-11-13 13:33:14,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states and 113 transitions. [2024-11-13 13:33:14,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 76. [2024-11-13 13:33:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 76 states have (on average 1.25) internal successors, (95), 75 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 95 transitions. [2024-11-13 13:33:14,654 INFO L240 hiAutomatonCegarLoop]: Abstraction has 76 states and 95 transitions. [2024-11-13 13:33:14,654 INFO L424 stractBuchiCegarLoop]: Abstraction has 76 states and 95 transitions. [2024-11-13 13:33:14,654 INFO L331 stractBuchiCegarLoop]: ======== Iteration 20 ============ [2024-11-13 13:33:14,654 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76 states and 95 transitions. [2024-11-13 13:33:14,655 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:14,655 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:14,655 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:14,656 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:14,656 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:14,656 INFO L745 eck$LassoCheckResult]: Stem: 7812#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7802#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 7803#L551 assume !(main_~length~0#1 < 1); 7809#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 7804#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 7805#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7795#L556 assume !(main_~val~0#1 < 0); 7796#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7797#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7810#L556 assume !(main_~val~0#1 < 0); 7833#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7832#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7831#L556 assume !(main_~val~0#1 < 0); 7830#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7829#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7828#L556 assume !(main_~val~0#1 < 0); 7827#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7826#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7825#L556 assume !(main_~val~0#1 < 0); 7824#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7823#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7822#L556 assume !(main_~val~0#1 < 0); 7821#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7820#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7819#L556 assume !(main_~val~0#1 < 0); 7818#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7817#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 7815#L556 assume !(main_~val~0#1 < 0); 7816#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 7814#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 7811#L554-3 main_~j~0#1 := 0; 7798#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7799#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7867#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7866#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7800#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7801#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7813#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7793#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7794#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7864#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7863#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7862#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7861#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7859#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7858#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7857#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7856#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7854#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7853#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7852#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7851#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7849#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7848#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7847#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7846#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7844#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7843#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7842#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7841#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7840#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7837#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 7836#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 7834#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 7807#L562-3 [2024-11-13 13:33:14,656 INFO L747 eck$LassoCheckResult]: Loop: 7807#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 7806#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 7807#L562-3 [2024-11-13 13:33:14,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:14,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1608497789, now seen corresponding path program 16 times [2024-11-13 13:33:14,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:14,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182371294] [2024-11-13 13:33:14,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:14,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:15,170 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 91 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:15,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:33:15,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182371294] [2024-11-13 13:33:15,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182371294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:33:15,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209165677] [2024-11-13 13:33:15,171 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:33:15,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:33:15,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:15,174 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:33:15,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (160)] Waiting until timeout for monitored process [2024-11-13 13:33:15,309 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:33:15,310 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:33:15,311 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 13:33:15,313 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:15,821 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 120 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:15,821 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:33:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 120 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:16,185 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209165677] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:33:16,185 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:33:16,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20, 20] total 31 [2024-11-13 13:33:16,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299386503] [2024-11-13 13:33:16,186 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:33:16,186 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:33:16,187 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:16,187 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 16 times [2024-11-13 13:33:16,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:16,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076167227] [2024-11-13 13:33:16,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:16,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:16,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:16,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:16,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:33:16,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-11-13 13:33:16,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992 [2024-11-13 13:33:16,256 INFO L87 Difference]: Start difference. First operand 76 states and 95 transitions. cyclomatic complexity: 30 Second operand has 32 states, 31 states have (on average 3.4516129032258065) internal successors, (107), 32 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:16,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:33:16,501 INFO L93 Difference]: Finished difference Result 123 states and 152 transitions. [2024-11-13 13:33:16,501 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 123 states and 152 transitions. [2024-11-13 13:33:16,502 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:16,503 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 123 states to 81 states and 102 transitions. [2024-11-13 13:33:16,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:33:16,503 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:33:16,503 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 102 transitions. [2024-11-13 13:33:16,503 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:16,503 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 102 transitions. [2024-11-13 13:33:16,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 102 transitions. [2024-11-13 13:33:16,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2024-11-13 13:33:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 79 states have (on average 1.2531645569620253) internal successors, (99), 78 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:16,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 99 transitions. [2024-11-13 13:33:16,505 INFO L240 hiAutomatonCegarLoop]: Abstraction has 79 states and 99 transitions. [2024-11-13 13:33:16,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-13 13:33:16,514 INFO L424 stractBuchiCegarLoop]: Abstraction has 79 states and 99 transitions. [2024-11-13 13:33:16,514 INFO L331 stractBuchiCegarLoop]: ======== Iteration 21 ============ [2024-11-13 13:33:16,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 79 states and 99 transitions. [2024-11-13 13:33:16,515 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:16,515 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:16,515 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:16,516 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [9, 9, 9, 9, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:16,516 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:16,516 INFO L745 eck$LassoCheckResult]: Stem: 8424#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8413#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 8414#L551 assume !(main_~length~0#1 < 1); 8420#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 8415#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 8416#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8421#L556 assume !(main_~val~0#1 < 0); 8483#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8422#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8407#L556 assume !(main_~val~0#1 < 0); 8408#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8409#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8482#L556 assume !(main_~val~0#1 < 0); 8481#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8480#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8479#L556 assume !(main_~val~0#1 < 0); 8478#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8477#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8476#L556 assume !(main_~val~0#1 < 0); 8475#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8474#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8473#L556 assume !(main_~val~0#1 < 0); 8472#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8471#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8470#L556 assume !(main_~val~0#1 < 0); 8469#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8468#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8467#L556 assume !(main_~val~0#1 < 0); 8466#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8464#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 8431#L556 assume !(main_~val~0#1 < 0); 8432#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 8430#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 8423#L554-3 main_~j~0#1 := 0; 8410#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8411#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8425#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8405#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8406#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8412#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8463#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8462#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8461#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8459#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8458#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8457#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8456#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8454#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8453#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8452#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8451#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8449#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8448#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8447#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8446#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8444#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8443#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8442#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8441#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8439#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8438#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8437#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8436#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8435#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8429#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 8428#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 8426#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 8418#L562-3 [2024-11-13 13:33:16,516 INFO L747 eck$LassoCheckResult]: Loop: 8418#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 8417#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 8418#L562-3 [2024-11-13 13:33:16,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:16,516 INFO L85 PathProgramCache]: Analyzing trace with hash -441174531, now seen corresponding path program 17 times [2024-11-13 13:33:16,516 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:16,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259868376] [2024-11-13 13:33:16,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:16,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,593 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:16,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:16,594 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 17 times [2024-11-13 13:33:16,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:16,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994795810] [2024-11-13 13:33:16,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:16,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:16,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:16,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:16,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:16,603 INFO L85 PathProgramCache]: Analyzing trace with hash 1233039458, now seen corresponding path program 8 times [2024-11-13 13:33:16,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:16,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180450211] [2024-11-13 13:33:16,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:16,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,641 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:16,674 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:22,522 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:33:22,522 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:33:22,522 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:33:22,522 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:33:22,522 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:33:22,522 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:22,522 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:33:22,522 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:33:22,522 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration21_Lasso [2024-11-13 13:33:22,522 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:33:22,522 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:33:22,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:22,526 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:22,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:22,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:22,531 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,268 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,271 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:23,606 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:33:23,606 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:33:23,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,609 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2024-11-13 13:33:23,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:23,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:23,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:23,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:23,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,650 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2024-11-13 13:33:23,654 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:23,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:23,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:23,673 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2024-11-13 13:33:23,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,693 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2024-11-13 13:33:23,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,715 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:23,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,729 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2024-11-13 13:33:23,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:23,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:23,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:23,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2024-11-13 13:33:23,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,756 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2024-11-13 13:33:23,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,768 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,768 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,770 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,773 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2024-11-13 13:33:23,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,788 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2024-11-13 13:33:23,789 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,805 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2024-11-13 13:33:23,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,818 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2024-11-13 13:33:23,820 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,835 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,835 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2024-11-13 13:33:23,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,858 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2024-11-13 13:33:23,859 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 [2024-11-13 13:33:23,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,873 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2024-11-13 13:33:23,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,889 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2024-11-13 13:33:23,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,907 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:23,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:23,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,920 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2024-11-13 13:33:23,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:23,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:23,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:23,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:23,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:23,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:23,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:23,942 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:33:23,952 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-13 13:33:23,952 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:33:23,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:23,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:23,954 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:23,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2024-11-13 13:33:23,955 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:33:23,967 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:33:23,967 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:33:23,967 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 32 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 32 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:33:23,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:24,010 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2024-11-13 13:33:24,012 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:33:24,012 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:33:24,012 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:33:24,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:24,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:24,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 13:33:24,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:24,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:24,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:24,347 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:24,347 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:24,378 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 101 transitions. Complement of second has 4 states. [2024-11-13 13:33:24,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:24,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:24,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:24,379 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 67 letters. Loop has 2 letters. [2024-11-13 13:33:24,379 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:24,379 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:24,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:24,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:24,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 13:33:24,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:24,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2024-11-13 13:33:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:24,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:24,703 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:24,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:24,725 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:24,725 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:24,751 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 101 transitions. Complement of second has 4 states. [2024-11-13 13:33:24,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:24,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 67 letters. Loop has 2 letters. [2024-11-13 13:33:24,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:24,753 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:24,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:24,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 13:33:24,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:25,068 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:25,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:25,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:25,090 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2024-11-13 13:33:25,090 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31 Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:25,338 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 79 states and 99 transitions. cyclomatic complexity: 31. Second operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 101 states and 132 transitions. Complement of second has 24 states. [2024-11-13 13:33:25,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:33:25,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 3.75) internal successors, (45), 12 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:25,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 74 transitions. [2024-11-13 13:33:25,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 74 transitions. Stem has 67 letters. Loop has 2 letters. [2024-11-13 13:33:25,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:25,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 74 transitions. Stem has 69 letters. Loop has 2 letters. [2024-11-13 13:33:25,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:25,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 74 transitions. Stem has 67 letters. Loop has 4 letters. [2024-11-13 13:33:25,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:25,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 101 states and 132 transitions. [2024-11-13 13:33:25,341 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:25,341 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 101 states to 96 states and 125 transitions. [2024-11-13 13:33:25,342 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:33:25,342 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:33:25,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 125 transitions. [2024-11-13 13:33:25,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:25,342 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 125 transitions. [2024-11-13 13:33:25,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 125 transitions. [2024-11-13 13:33:25,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 84. [2024-11-13 13:33:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 84 states have (on average 1.25) internal successors, (105), 83 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:25,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 105 transitions. [2024-11-13 13:33:25,344 INFO L240 hiAutomatonCegarLoop]: Abstraction has 84 states and 105 transitions. [2024-11-13 13:33:25,344 INFO L424 stractBuchiCegarLoop]: Abstraction has 84 states and 105 transitions. [2024-11-13 13:33:25,345 INFO L331 stractBuchiCegarLoop]: ======== Iteration 22 ============ [2024-11-13 13:33:25,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 84 states and 105 transitions. [2024-11-13 13:33:25,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:25,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:25,345 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:25,346 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:25,346 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:25,347 INFO L745 eck$LassoCheckResult]: Stem: 9529#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9520#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 9521#L551 assume !(main_~length~0#1 < 1); 9527#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 9522#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 9523#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9513#L556 assume !(main_~val~0#1 < 0); 9514#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9515#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9528#L556 assume !(main_~val~0#1 < 0); 9554#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9553#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9552#L556 assume !(main_~val~0#1 < 0); 9551#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9550#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9549#L556 assume !(main_~val~0#1 < 0); 9548#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9547#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9546#L556 assume !(main_~val~0#1 < 0); 9545#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9544#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9543#L556 assume !(main_~val~0#1 < 0); 9542#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9541#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9540#L556 assume !(main_~val~0#1 < 0); 9539#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9538#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9537#L556 assume !(main_~val~0#1 < 0); 9536#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9535#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 9533#L556 assume !(main_~val~0#1 < 0); 9534#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 9532#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 9530#L554-3 main_~j~0#1 := 0; 9516#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9517#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9593#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9592#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9518#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9519#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9531#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9511#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9512#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9590#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9589#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9588#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9587#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9585#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9584#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9583#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9582#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9580#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9579#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9578#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9577#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9575#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9574#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9573#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9572#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9570#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9569#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9568#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9567#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9565#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9564#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9563#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9562#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9561#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9558#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 9557#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 9555#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 9525#L562-3 [2024-11-13 13:33:25,347 INFO L747 eck$LassoCheckResult]: Loop: 9525#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 9524#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 9525#L562-3 [2024-11-13 13:33:25,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:25,347 INFO L85 PathProgramCache]: Analyzing trace with hash -460054765, now seen corresponding path program 18 times [2024-11-13 13:33:25,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:25,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811379234] [2024-11-13 13:33:25,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:25,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:25,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:25,864 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 120 proven. 150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:25,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:33:25,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811379234] [2024-11-13 13:33:25,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811379234] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:33:25,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [652543147] [2024-11-13 13:33:25,865 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:33:25,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:33:25,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:25,868 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:33:25,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (172)] Waiting until timeout for monitored process [2024-11-13 13:33:26,145 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-11-13 13:33:26,145 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:33:26,147 INFO L255 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:26,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 153 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:26,558 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:33:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 153 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:26,861 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [652543147] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:33:26,861 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:33:26,861 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22, 22] total 34 [2024-11-13 13:33:26,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524038775] [2024-11-13 13:33:26,862 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:33:26,862 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:33:26,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:26,862 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 18 times [2024-11-13 13:33:26,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:26,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351149365] [2024-11-13 13:33:26,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:26,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:26,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:26,868 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:26,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:33:26,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-11-13 13:33:26,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=910, Unknown=0, NotChecked=0, Total=1190 [2024-11-13 13:33:26,918 INFO L87 Difference]: Start difference. First operand 84 states and 105 transitions. cyclomatic complexity: 33 Second operand has 35 states, 34 states have (on average 3.4705882352941178) internal successors, (118), 35 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:27,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:33:27,238 INFO L93 Difference]: Finished difference Result 136 states and 168 transitions. [2024-11-13 13:33:27,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 136 states and 168 transitions. [2024-11-13 13:33:27,239 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:27,239 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 136 states to 89 states and 112 transitions. [2024-11-13 13:33:27,239 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:33:27,239 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:33:27,239 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 112 transitions. [2024-11-13 13:33:27,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:27,239 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 112 transitions. [2024-11-13 13:33:27,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 112 transitions. [2024-11-13 13:33:27,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 87. [2024-11-13 13:33:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 87 states have (on average 1.2528735632183907) internal successors, (109), 86 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 109 transitions. [2024-11-13 13:33:27,242 INFO L240 hiAutomatonCegarLoop]: Abstraction has 87 states and 109 transitions. [2024-11-13 13:33:27,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-13 13:33:27,243 INFO L424 stractBuchiCegarLoop]: Abstraction has 87 states and 109 transitions. [2024-11-13 13:33:27,243 INFO L331 stractBuchiCegarLoop]: ======== Iteration 23 ============ [2024-11-13 13:33:27,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 87 states and 109 transitions. [2024-11-13 13:33:27,243 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:27,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:27,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:27,244 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [10, 10, 10, 10, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:27,244 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:27,244 INFO L745 eck$LassoCheckResult]: Stem: 10206#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10197#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 10198#L551 assume !(main_~length~0#1 < 1); 10204#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 10199#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 10200#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10191#L556 assume !(main_~val~0#1 < 0); 10192#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10193#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10205#L556 assume !(main_~val~0#1 < 0); 10239#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10238#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10237#L556 assume !(main_~val~0#1 < 0); 10236#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10235#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10234#L556 assume !(main_~val~0#1 < 0); 10233#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10232#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10231#L556 assume !(main_~val~0#1 < 0); 10230#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10229#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10228#L556 assume !(main_~val~0#1 < 0); 10227#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10226#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10225#L556 assume !(main_~val~0#1 < 0); 10224#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10223#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10222#L556 assume !(main_~val~0#1 < 0); 10221#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10220#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10219#L556 assume !(main_~val~0#1 < 0); 10218#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10217#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 10213#L556 assume !(main_~val~0#1 < 0); 10215#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 10212#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 10207#L554-3 main_~j~0#1 := 0; 10194#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10195#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10208#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10189#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10190#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10196#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10274#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10273#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10272#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10270#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10269#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10268#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10267#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10265#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10264#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10263#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10262#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10260#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10259#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10258#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10257#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10255#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10254#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10253#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10252#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10250#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10249#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10248#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10247#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10245#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10244#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10243#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10242#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10241#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10214#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 10211#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 10209#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 10202#L562-3 [2024-11-13 13:33:27,245 INFO L747 eck$LassoCheckResult]: Loop: 10202#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 10201#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 10202#L562-3 [2024-11-13 13:33:27,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:27,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1593938265, now seen corresponding path program 19 times [2024-11-13 13:33:27,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:27,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882552468] [2024-11-13 13:33:27,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:27,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:27,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,308 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:27,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:27,308 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 19 times [2024-11-13 13:33:27,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:27,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432192729] [2024-11-13 13:33:27,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:27,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,313 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:27,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:27,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1528650562, now seen corresponding path program 9 times [2024-11-13 13:33:27,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:27,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801974555] [2024-11-13 13:33:27,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:27,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:27,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:27,382 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:33,963 WARN L286 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 326 DAG size of output: 242 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:33:35,197 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:33:35,197 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:33:35,197 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:33:35,197 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:33:35,197 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:33:35,197 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:35,197 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:33:35,197 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:33:35,197 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration23_Lasso [2024-11-13 13:33:35,197 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:33:35,197 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:33:35,199 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,207 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,209 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,212 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,215 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,218 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:35,220 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,292 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,300 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,302 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:33:36,690 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:33:36,690 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:33:36,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,692 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2024-11-13 13:33:36,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,705 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,705 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,705 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,707 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2024-11-13 13:33:36,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,720 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2024-11-13 13:33:36,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Forceful destruction successful, exit code 0 [2024-11-13 13:33:36,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,749 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2024-11-13 13:33:36,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,763 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:36,763 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:36,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2024-11-13 13:33:36,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,782 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2024-11-13 13:33:36,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2024-11-13 13:33:36,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,811 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2024-11-13 13:33:36,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2024-11-13 13:33:36,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,840 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2024-11-13 13:33:36,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,856 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:36,856 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:36,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Ended with exit code 0 [2024-11-13 13:33:36,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,874 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2024-11-13 13:33:36,876 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2024-11-13 13:33:36,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,902 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2024-11-13 13:33:36,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,915 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:33:36,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:33:36,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:33:36,916 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2024-11-13 13:33:36,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,931 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2024-11-13 13:33:36,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:36,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:36,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:36,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2024-11-13 13:33:36,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:36,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:36,968 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:36,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2024-11-13 13:33:36,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:36,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:36,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:36,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:36,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:36,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:36,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:36,987 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Ended with exit code 0 [2024-11-13 13:33:37,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,002 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2024-11-13 13:33:37,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,033 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Ended with exit code 0 [2024-11-13 13:33:37,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,035 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2024-11-13 13:33:37,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Ended with exit code 0 [2024-11-13 13:33:37,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,069 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2024-11-13 13:33:37,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,088 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Ended with exit code 0 [2024-11-13 13:33:37,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,103 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2024-11-13 13:33:37,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,126 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Ended with exit code 0 [2024-11-13 13:33:37,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,146 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2024-11-13 13:33:37,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,159 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,160 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,164 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2024-11-13 13:33:37,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,178 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2024-11-13 13:33:37,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2024-11-13 13:33:37,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,214 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2024-11-13 13:33:37,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2024-11-13 13:33:37,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,256 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2024-11-13 13:33:37,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,276 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,279 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Ended with exit code 0 [2024-11-13 13:33:37,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,295 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2024-11-13 13:33:37,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:33:37,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Ended with exit code 0 [2024-11-13 13:33:37,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,329 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2024-11-13 13:33:37,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:33:37,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:33:37,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:33:37,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:33:37,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:33:37,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:33:37,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:33:37,355 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:33:37,372 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-13 13:33:37,372 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:33:37,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:33:37,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:37,374 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:33:37,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2024-11-13 13:33:37,375 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:33:37,389 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:33:37,389 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:33:37,389 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 36))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 36))_1 Supporting invariants [] [2024-11-13 13:33:37,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2024-11-13 13:33:37,438 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2024-11-13 13:33:37,439 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:33:37,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:33:37,440 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:33:37,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:37,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:37,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:37,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:37,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:37,880 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:37,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2024-11-13 13:33:37,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:37,938 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.11 stem predicates 2 loop predicates [2024-11-13 13:33:37,938 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34 Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:37,983 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 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) Result 88 states and 111 transitions. Complement of second has 4 states. [2024-11-13 13:33:37,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:37,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:37,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:37,985 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 74 letters. Loop has 2 letters. [2024-11-13 13:33:37,985 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:37,985 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:38,014 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:38,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:38,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:38,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:38,335 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:38,336 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:38,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:38,359 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.11 stem predicates 2 loop predicates [2024-11-13 13:33:38,360 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34 Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:38,388 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 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) Result 88 states and 111 transitions. Complement of second has 4 states. [2024-11-13 13:33:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:33:38,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:38,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:33:38,389 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 74 letters. Loop has 2 letters. [2024-11-13 13:33:38,389 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:38,389 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:33:38,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:38,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 13:33:38,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:38,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:33:38,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:38,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:38,755 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.11 stem predicates 2 loop predicates [2024-11-13 13:33:38,755 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34 Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:39,070 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 87 states and 109 transitions. cyclomatic complexity: 34. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 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) Result 110 states and 144 transitions. Complement of second has 26 states. [2024-11-13 13:33:39,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 15 states 11 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:33:39,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 80 transitions. [2024-11-13 13:33:39,071 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 80 transitions. Stem has 74 letters. Loop has 2 letters. [2024-11-13 13:33:39,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:39,071 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 80 transitions. Stem has 76 letters. Loop has 2 letters. [2024-11-13 13:33:39,072 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:39,072 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 15 states and 80 transitions. Stem has 74 letters. Loop has 4 letters. [2024-11-13 13:33:39,072 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:33:39,072 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 144 transitions. [2024-11-13 13:33:39,073 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:39,073 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 105 states and 137 transitions. [2024-11-13 13:33:39,074 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:33:39,074 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:33:39,074 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 137 transitions. [2024-11-13 13:33:39,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:39,074 INFO L218 hiAutomatonCegarLoop]: Abstraction has 105 states and 137 transitions. [2024-11-13 13:33:39,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 137 transitions. [2024-11-13 13:33:39,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 92. [2024-11-13 13:33:39,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.25) internal successors, (115), 91 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:39,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 115 transitions. [2024-11-13 13:33:39,077 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 115 transitions. [2024-11-13 13:33:39,077 INFO L424 stractBuchiCegarLoop]: Abstraction has 92 states and 115 transitions. [2024-11-13 13:33:39,077 INFO L331 stractBuchiCegarLoop]: ======== Iteration 24 ============ [2024-11-13 13:33:39,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 115 transitions. [2024-11-13 13:33:39,077 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:39,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:39,078 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:39,078 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:39,078 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:39,079 INFO L745 eck$LassoCheckResult]: Stem: 11420#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 11410#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 11411#L551 assume !(main_~length~0#1 < 1); 11417#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 11412#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 11413#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11403#L556 assume !(main_~val~0#1 < 0); 11404#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11405#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11418#L556 assume !(main_~val~0#1 < 0); 11447#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11446#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11445#L556 assume !(main_~val~0#1 < 0); 11444#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11443#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11442#L556 assume !(main_~val~0#1 < 0); 11441#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11440#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11439#L556 assume !(main_~val~0#1 < 0); 11438#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11437#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11436#L556 assume !(main_~val~0#1 < 0); 11435#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11434#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11433#L556 assume !(main_~val~0#1 < 0); 11432#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11431#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11430#L556 assume !(main_~val~0#1 < 0); 11429#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11428#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11427#L556 assume !(main_~val~0#1 < 0); 11426#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11425#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 11423#L556 assume !(main_~val~0#1 < 0); 11424#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 11422#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 11419#L554-3 main_~j~0#1 := 0; 11406#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11407#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11491#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11490#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11408#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11409#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11421#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11401#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11402#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11488#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11487#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11486#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11485#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11483#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11482#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11481#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11480#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11478#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11477#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11476#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11475#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11473#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11472#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11471#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11470#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11468#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11467#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11466#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11465#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11463#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11462#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11461#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11460#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11458#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11457#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11456#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11455#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11454#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11451#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 11450#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 11448#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 11415#L562-3 [2024-11-13 13:33:39,079 INFO L747 eck$LassoCheckResult]: Loop: 11415#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 11414#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 11415#L562-3 [2024-11-13 13:33:39,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:39,079 INFO L85 PathProgramCache]: Analyzing trace with hash -154375057, now seen corresponding path program 20 times [2024-11-13 13:33:39,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:39,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793702388] [2024-11-13 13:33:39,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:39,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:33:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 153 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:39,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:33:39,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793702388] [2024-11-13 13:33:39,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793702388] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:33:39,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [936910843] [2024-11-13 13:33:39,676 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:33:39,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:33:39,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:33:39,678 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:33:39,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (194)] Waiting until timeout for monitored process [2024-11-13 13:33:39,833 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:33:39,833 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:33:39,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 13:33:39,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:33:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 190 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:40,290 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:33:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 190 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:33:40,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [936910843] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:33:40,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:33:40,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 24] total 37 [2024-11-13 13:33:40,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759796484] [2024-11-13 13:33:40,601 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:33:40,601 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:33:40,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:40,601 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 20 times [2024-11-13 13:33:40,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:40,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870061950] [2024-11-13 13:33:40,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:40,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:40,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:40,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:40,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:40,609 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:40,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:33:40,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-11-13 13:33:40,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=329, Invalid=1077, Unknown=0, NotChecked=0, Total=1406 [2024-11-13 13:33:40,651 INFO L87 Difference]: Start difference. First operand 92 states and 115 transitions. cyclomatic complexity: 36 Second operand has 38 states, 37 states have (on average 3.4864864864864864) internal successors, (129), 38 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:40,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:33:40,958 INFO L93 Difference]: Finished difference Result 149 states and 184 transitions. [2024-11-13 13:33:40,959 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 149 states and 184 transitions. [2024-11-13 13:33:40,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:40,960 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 149 states to 97 states and 122 transitions. [2024-11-13 13:33:40,961 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:33:40,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:33:40,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 97 states and 122 transitions. [2024-11-13 13:33:40,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:33:40,962 INFO L218 hiAutomatonCegarLoop]: Abstraction has 97 states and 122 transitions. [2024-11-13 13:33:40,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states and 122 transitions. [2024-11-13 13:33:40,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 95. [2024-11-13 13:33:40,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 95 states have (on average 1.2526315789473683) internal successors, (119), 94 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:33:40,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 119 transitions. [2024-11-13 13:33:40,965 INFO L240 hiAutomatonCegarLoop]: Abstraction has 95 states and 119 transitions. [2024-11-13 13:33:40,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-13 13:33:40,966 INFO L424 stractBuchiCegarLoop]: Abstraction has 95 states and 119 transitions. [2024-11-13 13:33:40,966 INFO L331 stractBuchiCegarLoop]: ======== Iteration 25 ============ [2024-11-13 13:33:40,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 95 states and 119 transitions. [2024-11-13 13:33:40,967 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:33:40,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:33:40,967 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:33:40,967 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [11, 11, 11, 11, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:33:40,967 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:33:40,968 INFO L745 eck$LassoCheckResult]: Stem: 12164#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 12153#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 12154#L551 assume !(main_~length~0#1 < 1); 12160#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 12155#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 12156#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12161#L556 assume !(main_~val~0#1 < 0); 12239#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12162#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12147#L556 assume !(main_~val~0#1 < 0); 12148#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12149#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12238#L556 assume !(main_~val~0#1 < 0); 12237#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12236#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12235#L556 assume !(main_~val~0#1 < 0); 12234#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12233#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12232#L556 assume !(main_~val~0#1 < 0); 12231#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12230#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12229#L556 assume !(main_~val~0#1 < 0); 12228#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12227#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12226#L556 assume !(main_~val~0#1 < 0); 12225#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12224#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12223#L556 assume !(main_~val~0#1 < 0); 12222#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12221#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12220#L556 assume !(main_~val~0#1 < 0); 12219#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12218#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12217#L556 assume !(main_~val~0#1 < 0); 12216#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12214#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 12171#L556 assume !(main_~val~0#1 < 0); 12172#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 12170#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 12163#L554-3 main_~j~0#1 := 0; 12150#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12151#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12165#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12145#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12146#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12152#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12213#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12212#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12211#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12209#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12208#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12207#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12206#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12204#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12203#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12202#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12201#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12199#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12198#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12197#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12196#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12194#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12193#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12192#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12191#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12189#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12188#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12187#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12186#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12184#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12183#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12182#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12181#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12179#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12178#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12177#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12176#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12175#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12169#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 12168#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 12166#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 12158#L562-3 [2024-11-13 13:33:40,968 INFO L747 eck$LassoCheckResult]: Loop: 12158#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 12157#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 12158#L562-3 [2024-11-13 13:33:40,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:40,968 INFO L85 PathProgramCache]: Analyzing trace with hash 88932201, now seen corresponding path program 21 times [2024-11-13 13:33:40,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:40,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581465730] [2024-11-13 13:33:40,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:40,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,044 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:41,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:41,045 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 21 times [2024-11-13 13:33:41,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:41,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810246876] [2024-11-13 13:33:41,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:41,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,049 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:41,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:33:41,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:33:41,053 INFO L85 PathProgramCache]: Analyzing trace with hash -435499314, now seen corresponding path program 10 times [2024-11-13 13:33:41,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:33:41,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036151029] [2024-11-13 13:33:41,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:33:41,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:33:41,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,117 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:33:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:33:41,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:01,453 WARN L286 SmtUtils]: Spent 20.25s on a formula simplification. DAG size of input: 355 DAG size of output: 263 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:34:03,216 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:34:03,216 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:34:03,216 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:34:03,216 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:34:03,216 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:34:03,216 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:03,216 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:34:03,216 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:34:03,216 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration25_Lasso [2024-11-13 13:34:03,216 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:34:03,216 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:34:03,219 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,222 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,228 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,230 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,232 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,235 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,237 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,240 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:03,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,197 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:08,747 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:34:08,747 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:34:08,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,750 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2024-11-13 13:34:08,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,766 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:08,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:08,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2024-11-13 13:34:08,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,783 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2024-11-13 13:34:08,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,795 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,796 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2024-11-13 13:34:08,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,809 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2024-11-13 13:34:08,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,822 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:08,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:08,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Ended with exit code 0 [2024-11-13 13:34:08,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,839 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2024-11-13 13:34:08,841 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 [2024-11-13 13:34:08,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,855 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:08,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,877 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2024-11-13 13:34:08,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,890 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,890 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,890 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,890 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,890 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,892 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2024-11-13 13:34:08,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,906 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2024-11-13 13:34:08,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Ended with exit code 0 [2024-11-13 13:34:08,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,937 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2024-11-13 13:34:08,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,957 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:08,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:08,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:08,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:08,972 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:08,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2024-11-13 13:34:08,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:08,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:08,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:08,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:08,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:08,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:08,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:08,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:08,988 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2024-11-13 13:34:09,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,002 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2024-11-13 13:34:09,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:09,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:09,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:09,018 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:09,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,033 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2024-11-13 13:34:09,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,052 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Ended with exit code 0 [2024-11-13 13:34:09,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,071 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2024-11-13 13:34:09,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,087 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Ended with exit code 0 [2024-11-13 13:34:09,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,110 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2024-11-13 13:34:09,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,133 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Ended with exit code 0 [2024-11-13 13:34:09,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,147 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2024-11-13 13:34:09,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,168 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2024-11-13 13:34:09,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,182 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2024-11-13 13:34:09,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,198 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,204 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Ended with exit code 0 [2024-11-13 13:34:09,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,218 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2024-11-13 13:34:09,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,259 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Ended with exit code 0 [2024-11-13 13:34:09,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,279 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2024-11-13 13:34:09,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,302 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:09,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2024-11-13 13:34:09,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,321 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2024-11-13 13:34:09,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:09,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:09,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:09,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:09,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:09,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:09,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:09,344 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:34:09,352 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-13 13:34:09,352 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:34:09,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:09,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:09,354 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:09,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2024-11-13 13:34:09,356 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:34:09,368 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:34:09,368 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:34:09,368 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 40 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 40 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:34:09,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:09,576 INFO L156 tatePredicateManager]: 24 out of 25 supporting invariants were superfluous and have been removed [2024-11-13 13:34:09,578 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:34:09,578 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:34:09,578 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:34:09,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:09,675 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 13:34:09,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:09,997 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:09,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:10,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:10,029 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-13 13:34:10,029 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37 Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:10,073 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37. Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) Result 96 states and 121 transitions. Complement of second has 4 states. [2024-11-13 13:34:10,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:34:10,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:10,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:34:10,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 81 letters. Loop has 2 letters. [2024-11-13 13:34:10,075 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:10,075 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:34:10,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:10,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 13:34:10,165 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:10,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:10,519 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:10,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:10,544 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-13 13:34:10,545 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37 Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:10,578 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37. Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) Result 96 states and 121 transitions. Complement of second has 4 states. [2024-11-13 13:34:10,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:34:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:10,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:34:10,579 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 81 letters. Loop has 2 letters. [2024-11-13 13:34:10,579 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:10,579 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:34:10,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:10,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:10,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 13:34:10,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:10,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Ended with exit code 0 [2024-11-13 13:34:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:10,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:10,996 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:11,020 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 2 loop predicates [2024-11-13 13:34:11,020 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37 Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:11,356 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 95 states and 119 transitions. cyclomatic complexity: 37. Second operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) Result 119 states and 156 transitions. Complement of second has 28 states. [2024-11-13 13:34:11,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 12 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:34:11,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 14 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) [2024-11-13 13:34:11,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 86 transitions. [2024-11-13 13:34:11,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 86 transitions. Stem has 81 letters. Loop has 2 letters. [2024-11-13 13:34:11,357 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:11,357 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 86 transitions. Stem has 83 letters. Loop has 2 letters. [2024-11-13 13:34:11,358 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:11,358 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 86 transitions. Stem has 81 letters. Loop has 4 letters. [2024-11-13 13:34:11,358 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:11,358 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 119 states and 156 transitions. [2024-11-13 13:34:11,359 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:11,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 119 states to 114 states and 149 transitions. [2024-11-13 13:34:11,359 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:34:11,359 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:34:11,359 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 149 transitions. [2024-11-13 13:34:11,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:34:11,360 INFO L218 hiAutomatonCegarLoop]: Abstraction has 114 states and 149 transitions. [2024-11-13 13:34:11,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 149 transitions. [2024-11-13 13:34:11,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 100. [2024-11-13 13:34:11,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 100 states have (on average 1.25) internal successors, (125), 99 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:11,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 125 transitions. [2024-11-13 13:34:11,362 INFO L240 hiAutomatonCegarLoop]: Abstraction has 100 states and 125 transitions. [2024-11-13 13:34:11,362 INFO L424 stractBuchiCegarLoop]: Abstraction has 100 states and 125 transitions. [2024-11-13 13:34:11,362 INFO L331 stractBuchiCegarLoop]: ======== Iteration 26 ============ [2024-11-13 13:34:11,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 100 states and 125 transitions. [2024-11-13 13:34:11,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:11,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:34:11,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:34:11,364 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:34:11,364 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:34:11,364 INFO L745 eck$LassoCheckResult]: Stem: 13521#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 13512#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 13513#L551 assume !(main_~length~0#1 < 1); 13516#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 13514#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 13515#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13505#L556 assume !(main_~val~0#1 < 0); 13506#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13507#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13520#L556 assume !(main_~val~0#1 < 0); 13552#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13551#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13550#L556 assume !(main_~val~0#1 < 0); 13549#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13548#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13547#L556 assume !(main_~val~0#1 < 0); 13546#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13545#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13544#L556 assume !(main_~val~0#1 < 0); 13543#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13542#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13541#L556 assume !(main_~val~0#1 < 0); 13540#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13539#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13538#L556 assume !(main_~val~0#1 < 0); 13537#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13536#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13535#L556 assume !(main_~val~0#1 < 0); 13534#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13533#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13532#L556 assume !(main_~val~0#1 < 0); 13531#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13530#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13529#L556 assume !(main_~val~0#1 < 0); 13528#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13527#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 13525#L556 assume !(main_~val~0#1 < 0); 13526#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 13524#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 13522#L554-3 main_~j~0#1 := 0; 13508#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13509#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13601#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13600#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13510#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13511#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13523#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13503#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13504#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13598#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13597#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13596#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13595#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13593#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13592#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13591#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13590#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13588#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13587#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13586#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13585#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13583#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13582#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13581#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13580#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13578#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13577#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13576#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13575#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13573#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13572#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13571#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13570#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13568#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13567#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13566#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13565#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13563#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13562#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13561#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13560#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13559#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13556#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 13555#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 13553#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 13518#L562-3 [2024-11-13 13:34:11,365 INFO L747 eck$LassoCheckResult]: Loop: 13518#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 13517#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 13518#L562-3 [2024-11-13 13:34:11,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:11,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1903013249, now seen corresponding path program 22 times [2024-11-13 13:34:11,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:11,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873991472] [2024-11-13 13:34:11,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:11,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:12,052 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 190 proven. 217 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:12,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:34:12,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873991472] [2024-11-13 13:34:12,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873991472] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:34:12,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239366274] [2024-11-13 13:34:12,052 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:34:12,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:34:12,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:12,055 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:34:12,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (213)] Waiting until timeout for monitored process [2024-11-13 13:34:12,231 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:34:12,231 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:34:12,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 13:34:12,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:12,822 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 231 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:12,822 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:34:13,288 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 231 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:13,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239366274] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:34:13,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:34:13,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26, 26] total 40 [2024-11-13 13:34:13,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689934679] [2024-11-13 13:34:13,289 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:34:13,289 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:34:13,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:13,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 22 times [2024-11-13 13:34:13,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:13,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964320663] [2024-11-13 13:34:13,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,297 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:13,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:13,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:34:13,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-13 13:34:13,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=382, Invalid=1258, Unknown=0, NotChecked=0, Total=1640 [2024-11-13 13:34:13,354 INFO L87 Difference]: Start difference. First operand 100 states and 125 transitions. cyclomatic complexity: 39 Second operand has 41 states, 40 states have (on average 3.5) internal successors, (140), 41 states have internal predecessors, (140), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:13,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:34:13,725 INFO L93 Difference]: Finished difference Result 162 states and 200 transitions. [2024-11-13 13:34:13,725 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 162 states and 200 transitions. [2024-11-13 13:34:13,726 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:13,726 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 162 states to 105 states and 132 transitions. [2024-11-13 13:34:13,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:34:13,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:34:13,726 INFO L73 IsDeterministic]: Start isDeterministic. Operand 105 states and 132 transitions. [2024-11-13 13:34:13,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:34:13,727 INFO L218 hiAutomatonCegarLoop]: Abstraction has 105 states and 132 transitions. [2024-11-13 13:34:13,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states and 132 transitions. [2024-11-13 13:34:13,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 103. [2024-11-13 13:34:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 103 states have (on average 1.2524271844660195) internal successors, (129), 102 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:13,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 129 transitions. [2024-11-13 13:34:13,729 INFO L240 hiAutomatonCegarLoop]: Abstraction has 103 states and 129 transitions. [2024-11-13 13:34:13,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-13 13:34:13,734 INFO L424 stractBuchiCegarLoop]: Abstraction has 103 states and 129 transitions. [2024-11-13 13:34:13,734 INFO L331 stractBuchiCegarLoop]: ======== Iteration 27 ============ [2024-11-13 13:34:13,734 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 103 states and 129 transitions. [2024-11-13 13:34:13,735 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:13,735 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:34:13,735 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:34:13,736 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [12, 12, 12, 12, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:34:13,736 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:34:13,736 INFO L745 eck$LassoCheckResult]: Stem: 14330#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 14321#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 14322#L551 assume !(main_~length~0#1 < 1); 14325#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 14323#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 14324#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14315#L556 assume !(main_~val~0#1 < 0); 14316#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14317#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14329#L556 assume !(main_~val~0#1 < 0); 14369#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14368#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14367#L556 assume !(main_~val~0#1 < 0); 14366#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14365#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14364#L556 assume !(main_~val~0#1 < 0); 14363#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14362#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14361#L556 assume !(main_~val~0#1 < 0); 14360#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14359#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14358#L556 assume !(main_~val~0#1 < 0); 14357#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14356#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14355#L556 assume !(main_~val~0#1 < 0); 14354#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14353#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14352#L556 assume !(main_~val~0#1 < 0); 14351#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14350#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14349#L556 assume !(main_~val~0#1 < 0); 14348#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14347#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14346#L556 assume !(main_~val~0#1 < 0); 14345#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14344#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14343#L556 assume !(main_~val~0#1 < 0); 14342#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14341#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 14334#L556 assume !(main_~val~0#1 < 0); 14337#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 14333#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 14331#L554-3 main_~j~0#1 := 0; 14318#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14319#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14332#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14313#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14314#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14320#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14414#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14413#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14412#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14410#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14409#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14408#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14407#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14405#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14404#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14403#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14402#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14400#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14399#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14398#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14397#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14395#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14394#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14393#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14392#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14390#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14389#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14388#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14387#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14385#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14384#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14383#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14382#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14380#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14379#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14378#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14377#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14375#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14374#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14373#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14372#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14371#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14339#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 14338#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 14335#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 14327#L562-3 [2024-11-13 13:34:13,736 INFO L747 eck$LassoCheckResult]: Loop: 14327#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 14326#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 14327#L562-3 [2024-11-13 13:34:13,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:13,737 INFO L85 PathProgramCache]: Analyzing trace with hash 227496517, now seen corresponding path program 23 times [2024-11-13 13:34:13,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:13,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110707460] [2024-11-13 13:34:13,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:13,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,816 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:13,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:13,816 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 23 times [2024-11-13 13:34:13,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:13,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538438408] [2024-11-13 13:34:13,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:13,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:13,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,824 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:13,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:13,824 INFO L85 PathProgramCache]: Analyzing trace with hash -419177814, now seen corresponding path program 11 times [2024-11-13 13:34:13,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:13,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358888919] [2024-11-13 13:34:13,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:13,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:13,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:27,681 WARN L286 SmtUtils]: Spent 13.71s on a formula simplification. DAG size of input: 384 DAG size of output: 284 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:34:29,720 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:34:29,720 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:34:29,720 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:34:29,720 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:34:29,720 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:34:29,720 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:29,720 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:34:29,720 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:34:29,720 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration27_Lasso [2024-11-13 13:34:29,720 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:34:29,720 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:34:29,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,727 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:29,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:34:32,557 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:34:32,557 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:34:32,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,559 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2024-11-13 13:34:32,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,572 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,572 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,572 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,572 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:32,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:32,576 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2024-11-13 13:34:32,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,590 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2024-11-13 13:34:32,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2024-11-13 13:34:32,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,617 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2024-11-13 13:34:32,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,631 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,631 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,633 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2024-11-13 13:34:32,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,654 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2024-11-13 13:34:32,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2024-11-13 13:34:32,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,694 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2024-11-13 13:34:32,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,713 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Ended with exit code 0 [2024-11-13 13:34:32,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,730 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2024-11-13 13:34:32,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2024-11-13 13:34:32,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,757 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2024-11-13 13:34:32,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2024-11-13 13:34:32,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,786 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2024-11-13 13:34:32,788 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 [2024-11-13 13:34:32,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,801 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Ended with exit code 0 [2024-11-13 13:34:32,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,813 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2024-11-13 13:34:32,815 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 [2024-11-13 13:34:32,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:32,827 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:32,830 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:32,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,844 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2024-11-13 13:34:32,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,858 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Ended with exit code 0 [2024-11-13 13:34:32,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,871 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Waiting until timeout for monitored process [2024-11-13 13:34:32,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,887 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,887 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (224)] Ended with exit code 0 [2024-11-13 13:34:32,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,900 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Waiting until timeout for monitored process [2024-11-13 13:34:32,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,914 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,914 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,915 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (225)] Ended with exit code 0 [2024-11-13 13:34:32,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,928 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Waiting until timeout for monitored process [2024-11-13 13:34:32,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:34:32,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,941 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,941 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:34:32,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:34:32,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (226)] Ended with exit code 0 [2024-11-13 13:34:32,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,955 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Waiting until timeout for monitored process [2024-11-13 13:34:32,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:32,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:32,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:32,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:32,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (227)] Ended with exit code 0 [2024-11-13 13:34:32,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:32,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:32,985 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:32,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Waiting until timeout for monitored process [2024-11-13 13:34:32,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:32,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:32,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:32,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:32,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,004 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (228)] Forceful destruction successful, exit code 0 [2024-11-13 13:34:33,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,018 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Waiting until timeout for monitored process [2024-11-13 13:34:33,019 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 [2024-11-13 13:34:33,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,032 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,032 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,036 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (229)] Ended with exit code 0 [2024-11-13 13:34:33,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,051 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Waiting until timeout for monitored process [2024-11-13 13:34:33,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,068 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (230)] Ended with exit code 0 [2024-11-13 13:34:33,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,082 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Waiting until timeout for monitored process [2024-11-13 13:34:33,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (231)] Ended with exit code 0 [2024-11-13 13:34:33,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,112 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Waiting until timeout for monitored process [2024-11-13 13:34:33,113 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,129 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (232)] Ended with exit code 0 [2024-11-13 13:34:33,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,142 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Waiting until timeout for monitored process [2024-11-13 13:34:33,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,167 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (233)] Ended with exit code 0 [2024-11-13 13:34:33,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,180 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Waiting until timeout for monitored process [2024-11-13 13:34:33,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,199 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (234)] Ended with exit code 0 [2024-11-13 13:34:33,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,212 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Waiting until timeout for monitored process [2024-11-13 13:34:33,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (235)] Ended with exit code 0 [2024-11-13 13:34:33,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,245 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Waiting until timeout for monitored process [2024-11-13 13:34:33,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,259 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,259 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,262 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (236)] Ended with exit code 0 [2024-11-13 13:34:33,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,276 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Waiting until timeout for monitored process [2024-11-13 13:34:33,277 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 [2024-11-13 13:34:33,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (237)] Ended with exit code 0 [2024-11-13 13:34:33,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,306 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Waiting until timeout for monitored process [2024-11-13 13:34:33,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (238)] Ended with exit code 0 [2024-11-13 13:34:33,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,337 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Waiting until timeout for monitored process [2024-11-13 13:34:33,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:34:33,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,351 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,351 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,354 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:34:33,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (239)] Ended with exit code 0 [2024-11-13 13:34:33,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,368 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Waiting until timeout for monitored process [2024-11-13 13:34:33,369 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 [2024-11-13 13:34:33,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:34:33,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:34:33,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:34:33,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:34:33,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:34:33,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:34:33,389 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:34:33,400 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-13 13:34:33,400 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:34:33,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:34:33,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:33,402 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:34:33,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Waiting until timeout for monitored process [2024-11-13 13:34:33,403 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:34:33,415 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:34:33,415 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:34:33,415 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 44 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 44 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:34:33,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (240)] Ended with exit code 0 [2024-11-13 13:34:33,462 INFO L156 tatePredicateManager]: 15 out of 16 supporting invariants were superfluous and have been removed [2024-11-13 13:34:33,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:34:33,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:34:33,464 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:34:33,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:33,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (241)] Ended with exit code 0 [2024-11-13 13:34:33,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:33,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 13:34:33,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:33,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:33,995 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:34,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:34,025 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-13 13:34:34,025 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40 Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:34,059 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 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 104 states and 131 transitions. Complement of second has 4 states. [2024-11-13 13:34:34,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:34:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:34,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:34:34,060 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 88 letters. Loop has 2 letters. [2024-11-13 13:34:34,060 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:34,060 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:34:34,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:34,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:34,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 13:34:34,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:34,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:34,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:34,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:34,501 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-13 13:34:34,501 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40 Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:34,548 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 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 104 states and 131 transitions. Complement of second has 4 states. [2024-11-13 13:34:34,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:34:34,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:34,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:34:34,549 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 88 letters. Loop has 2 letters. [2024-11-13 13:34:34,549 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:34,549 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:34:34,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:34,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 13:34:34,644 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:35,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:34:35,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:35,101 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.13 stem predicates 2 loop predicates [2024-11-13 13:34:35,102 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40 Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:35,604 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 103 states and 129 transitions. cyclomatic complexity: 40. Second operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 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 128 states and 168 transitions. Complement of second has 30 states. [2024-11-13 13:34:35,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 17 states 13 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:34:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 3.8) internal successors, (57), 15 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 92 transitions. [2024-11-13 13:34:35,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 92 transitions. Stem has 88 letters. Loop has 2 letters. [2024-11-13 13:34:35,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:35,605 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 92 transitions. Stem has 90 letters. Loop has 2 letters. [2024-11-13 13:34:35,606 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:35,606 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 17 states and 92 transitions. Stem has 88 letters. Loop has 4 letters. [2024-11-13 13:34:35,606 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:34:35,606 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 128 states and 168 transitions. [2024-11-13 13:34:35,607 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:35,607 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 128 states to 123 states and 161 transitions. [2024-11-13 13:34:35,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:34:35,608 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:34:35,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 123 states and 161 transitions. [2024-11-13 13:34:35,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:34:35,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 123 states and 161 transitions. [2024-11-13 13:34:35,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states and 161 transitions. [2024-11-13 13:34:35,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 108. [2024-11-13 13:34:35,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 108 states have (on average 1.25) internal successors, (135), 107 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 135 transitions. [2024-11-13 13:34:35,611 INFO L240 hiAutomatonCegarLoop]: Abstraction has 108 states and 135 transitions. [2024-11-13 13:34:35,611 INFO L424 stractBuchiCegarLoop]: Abstraction has 108 states and 135 transitions. [2024-11-13 13:34:35,611 INFO L331 stractBuchiCegarLoop]: ======== Iteration 28 ============ [2024-11-13 13:34:35,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 108 states and 135 transitions. [2024-11-13 13:34:35,611 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:35,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:34:35,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:34:35,612 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:34:35,613 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:34:35,613 INFO L745 eck$LassoCheckResult]: Stem: 15755#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 15746#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 15747#L551 assume !(main_~length~0#1 < 1); 15753#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 15748#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 15749#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15739#L556 assume !(main_~val~0#1 < 0); 15740#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15741#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15754#L556 assume !(main_~val~0#1 < 0); 15789#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15788#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15787#L556 assume !(main_~val~0#1 < 0); 15786#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15785#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15784#L556 assume !(main_~val~0#1 < 0); 15783#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15782#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15781#L556 assume !(main_~val~0#1 < 0); 15780#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15779#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15778#L556 assume !(main_~val~0#1 < 0); 15777#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15776#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15775#L556 assume !(main_~val~0#1 < 0); 15774#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15773#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15772#L556 assume !(main_~val~0#1 < 0); 15771#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15770#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15769#L556 assume !(main_~val~0#1 < 0); 15768#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15767#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15766#L556 assume !(main_~val~0#1 < 0); 15765#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15764#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15763#L556 assume !(main_~val~0#1 < 0); 15762#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15761#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 15759#L556 assume !(main_~val~0#1 < 0); 15760#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 15758#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 15756#L554-3 main_~j~0#1 := 0; 15742#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15743#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15843#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15842#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15744#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15745#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15757#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15737#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15738#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15840#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15839#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15838#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15837#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15835#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15834#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15833#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15832#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15830#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15829#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15828#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15827#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15825#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15824#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15823#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15822#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15820#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15819#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15818#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15817#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15815#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15814#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15813#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15812#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15810#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15809#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15808#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15807#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15805#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15804#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15803#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15802#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15800#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15799#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15798#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15797#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15796#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15793#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 15792#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 15790#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 15751#L562-3 [2024-11-13 13:34:35,613 INFO L747 eck$LassoCheckResult]: Loop: 15751#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 15750#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 15751#L562-3 [2024-11-13 13:34:35,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:35,613 INFO L85 PathProgramCache]: Analyzing trace with hash 897046363, now seen corresponding path program 24 times [2024-11-13 13:34:35,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:35,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002365969] [2024-11-13 13:34:35,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:35,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:34:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 231 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:36,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:34:36,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002365969] [2024-11-13 13:34:36,339 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002365969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:34:36,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547612090] [2024-11-13 13:34:36,339 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:34:36,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:34:36,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:34:36,341 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:34:36,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (242)] Waiting until timeout for monitored process [2024-11-13 13:34:37,137 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2024-11-13 13:34:37,137 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:34:37,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 13:34:37,141 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:34:37,680 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 276 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:37,681 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:34:38,132 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 276 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:34:38,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547612090] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:34:38,132 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:34:38,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 28] total 43 [2024-11-13 13:34:38,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620311290] [2024-11-13 13:34:38,133 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:34:38,133 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:34:38,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:38,133 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 24 times [2024-11-13 13:34:38,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:38,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998122239] [2024-11-13 13:34:38,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:38,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,140 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,143 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:38,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:34:38,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-11-13 13:34:38,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=439, Invalid=1453, Unknown=0, NotChecked=0, Total=1892 [2024-11-13 13:34:38,186 INFO L87 Difference]: Start difference. First operand 108 states and 135 transitions. cyclomatic complexity: 42 Second operand has 44 states, 43 states have (on average 3.511627906976744) internal successors, (151), 44 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:38,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:34:38,478 INFO L93 Difference]: Finished difference Result 175 states and 216 transitions. [2024-11-13 13:34:38,478 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 175 states and 216 transitions. [2024-11-13 13:34:38,479 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:38,479 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 175 states to 113 states and 142 transitions. [2024-11-13 13:34:38,479 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:34:38,479 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:34:38,479 INFO L73 IsDeterministic]: Start isDeterministic. Operand 113 states and 142 transitions. [2024-11-13 13:34:38,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:34:38,480 INFO L218 hiAutomatonCegarLoop]: Abstraction has 113 states and 142 transitions. [2024-11-13 13:34:38,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states and 142 transitions. [2024-11-13 13:34:38,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 111. [2024-11-13 13:34:38,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 111 states have (on average 1.2522522522522523) internal successors, (139), 110 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:34:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 139 transitions. [2024-11-13 13:34:38,482 INFO L240 hiAutomatonCegarLoop]: Abstraction has 111 states and 139 transitions. [2024-11-13 13:34:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-13 13:34:38,485 INFO L424 stractBuchiCegarLoop]: Abstraction has 111 states and 139 transitions. [2024-11-13 13:34:38,485 INFO L331 stractBuchiCegarLoop]: ======== Iteration 29 ============ [2024-11-13 13:34:38,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 111 states and 139 transitions. [2024-11-13 13:34:38,486 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:34:38,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:34:38,486 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:34:38,487 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [13, 13, 13, 13, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:34:38,487 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:34:38,487 INFO L745 eck$LassoCheckResult]: Stem: 16630#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 16621#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 16622#L551 assume !(main_~length~0#1 < 1); 16625#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 16623#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 16624#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16615#L556 assume !(main_~val~0#1 < 0); 16616#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16617#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16629#L556 assume !(main_~val~0#1 < 0); 16672#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16671#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16670#L556 assume !(main_~val~0#1 < 0); 16669#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16668#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16667#L556 assume !(main_~val~0#1 < 0); 16666#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16665#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16664#L556 assume !(main_~val~0#1 < 0); 16663#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16662#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16661#L556 assume !(main_~val~0#1 < 0); 16660#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16659#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16658#L556 assume !(main_~val~0#1 < 0); 16657#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16656#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16655#L556 assume !(main_~val~0#1 < 0); 16654#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16653#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16652#L556 assume !(main_~val~0#1 < 0); 16651#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16650#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16649#L556 assume !(main_~val~0#1 < 0); 16648#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16647#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16646#L556 assume !(main_~val~0#1 < 0); 16645#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16644#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16643#L556 assume !(main_~val~0#1 < 0); 16642#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16641#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 16634#L556 assume !(main_~val~0#1 < 0); 16637#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 16633#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 16631#L554-3 main_~j~0#1 := 0; 16618#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16619#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16632#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16613#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16614#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16620#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16722#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16721#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16720#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16718#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16717#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16716#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16715#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16713#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16712#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16711#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16710#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16708#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16707#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16706#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16705#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16703#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16702#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16701#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16700#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16698#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16697#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16696#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16695#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16693#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16692#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16691#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16690#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16688#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16687#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16686#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16685#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16683#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16682#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16681#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16680#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16678#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16677#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16676#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16675#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16674#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16639#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 16638#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 16635#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 16627#L562-3 [2024-11-13 13:34:38,487 INFO L747 eck$LassoCheckResult]: Loop: 16627#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 16626#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 16627#L562-3 [2024-11-13 13:34:38,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:38,488 INFO L85 PathProgramCache]: Analyzing trace with hash -959009579, now seen corresponding path program 25 times [2024-11-13 13:34:38,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:38,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590141807] [2024-11-13 13:34:38,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:38,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,603 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:38,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:38,603 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 25 times [2024-11-13 13:34:38,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:38,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036826594] [2024-11-13 13:34:38,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:38,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,612 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:34:38,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:34:38,613 INFO L85 PathProgramCache]: Analyzing trace with hash 1809764666, now seen corresponding path program 12 times [2024-11-13 13:34:38,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:34:38,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654607927] [2024-11-13 13:34:38,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:34:38,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:34:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:34:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:34:38,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:35:10,395 WARN L286 SmtUtils]: Spent 31.64s on a formula simplification. DAG size of input: 413 DAG size of output: 305 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:35:13,382 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:35:13,383 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:35:13,383 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:35:13,383 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:35:13,383 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:35:13,383 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:13,383 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:35:13,383 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:35:13,383 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration29_Lasso [2024-11-13 13:35:13,383 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:35:13,383 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:35:13,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,390 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:13,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:35:24,803 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:35:24,803 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:35:24,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,807 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:24,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Waiting until timeout for monitored process [2024-11-13 13:35:24,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:24,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:24,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:24,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:24,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:24,824 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:24,828 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:24,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (243)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:24,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,847 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Waiting until timeout for monitored process [2024-11-13 13:35:24,850 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 [2024-11-13 13:35:24,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:24,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:24,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:24,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:24,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:24,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:24,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:24,870 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:24,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (244)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:24,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,889 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Waiting until timeout for monitored process [2024-11-13 13:35:24,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:24,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:24,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:24,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:24,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:24,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:24,906 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:24,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:24,910 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:24,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (245)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:24,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,926 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Waiting until timeout for monitored process [2024-11-13 13:35:24,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:24,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:24,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:24,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:24,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:24,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:24,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:24,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:24,940 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:24,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (246)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:24,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,961 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Waiting until timeout for monitored process [2024-11-13 13:35:24,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:24,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:24,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:24,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:24,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:24,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:24,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:24,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:24,980 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:24,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (247)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:24,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:24,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:24,996 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:24,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Waiting until timeout for monitored process [2024-11-13 13:35:24,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,008 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,009 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (248)] Ended with exit code 0 [2024-11-13 13:35:25,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,022 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Waiting until timeout for monitored process [2024-11-13 13:35:25,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (249)] Ended with exit code 0 [2024-11-13 13:35:25,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,052 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Waiting until timeout for monitored process [2024-11-13 13:35:25,053 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 [2024-11-13 13:35:25,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,064 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,066 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (250)] Ended with exit code 0 [2024-11-13 13:35:25,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,079 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Waiting until timeout for monitored process [2024-11-13 13:35:25,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,093 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (251)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,106 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Waiting until timeout for monitored process [2024-11-13 13:35:25,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (252)] Ended with exit code 0 [2024-11-13 13:35:25,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,132 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Waiting until timeout for monitored process [2024-11-13 13:35:25,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,146 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,146 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,149 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (253)] Ended with exit code 0 [2024-11-13 13:35:25,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,162 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Waiting until timeout for monitored process [2024-11-13 13:35:25,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (254)] Ended with exit code 0 [2024-11-13 13:35:25,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,189 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Waiting until timeout for monitored process [2024-11-13 13:35:25,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,202 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (255)] Ended with exit code 0 [2024-11-13 13:35:25,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,215 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Waiting until timeout for monitored process [2024-11-13 13:35:25,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:35:25,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:35:25,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:35:25,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (256)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,243 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Waiting until timeout for monitored process [2024-11-13 13:35:25,244 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 [2024-11-13 13:35:25,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,263 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (257)] Ended with exit code 0 [2024-11-13 13:35:25,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,275 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Waiting until timeout for monitored process [2024-11-13 13:35:25,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,289 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (258)] Ended with exit code 0 [2024-11-13 13:35:25,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,308 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Waiting until timeout for monitored process [2024-11-13 13:35:25,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,322 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,322 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,327 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (259)] Ended with exit code 0 [2024-11-13 13:35:25,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,340 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Waiting until timeout for monitored process [2024-11-13 13:35:25,341 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,359 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (260)] Ended with exit code 0 [2024-11-13 13:35:25,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,372 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Waiting until timeout for monitored process [2024-11-13 13:35:25,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,392 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (261)] Ended with exit code 0 [2024-11-13 13:35:25,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,404 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Waiting until timeout for monitored process [2024-11-13 13:35:25,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,420 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,421 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,426 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (262)] Ended with exit code 0 [2024-11-13 13:35:25,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,448 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Waiting until timeout for monitored process [2024-11-13 13:35:25,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,468 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,474 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (263)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,493 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Waiting until timeout for monitored process [2024-11-13 13:35:25,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (264)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,539 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Waiting until timeout for monitored process [2024-11-13 13:35:25,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,560 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,566 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (265)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,586 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Waiting until timeout for monitored process [2024-11-13 13:35:25,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,605 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,605 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (266)] Ended with exit code 0 [2024-11-13 13:35:25,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,631 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Waiting until timeout for monitored process [2024-11-13 13:35:25,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,656 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (267)] Ended with exit code 0 [2024-11-13 13:35:25,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,675 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Waiting until timeout for monitored process [2024-11-13 13:35:25,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,691 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,694 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,694 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (268)] Ended with exit code 0 [2024-11-13 13:35:25,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,719 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Waiting until timeout for monitored process [2024-11-13 13:35:25,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,737 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,739 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (269)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,771 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Waiting until timeout for monitored process [2024-11-13 13:35:25,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,793 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,793 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (270)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,816 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Waiting until timeout for monitored process [2024-11-13 13:35:25,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,836 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,836 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,845 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (271)] Ended with exit code 0 [2024-11-13 13:35:25,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,865 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Waiting until timeout for monitored process [2024-11-13 13:35:25,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:35:25,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,887 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:35:25,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (272)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:25,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,907 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Waiting until timeout for monitored process [2024-11-13 13:35:25,910 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 [2024-11-13 13:35:25,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:35:25,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:35:25,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:35:25,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:35:25,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:35:25,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:35:25,934 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:35:25,943 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-13 13:35:25,943 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:35:25,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:35:25,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:25,945 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:35:25,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Waiting until timeout for monitored process [2024-11-13 13:35:25,946 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:35:25,957 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:35:25,958 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:35:25,958 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 48))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ ULTIMATE.start_main_~arr~0#1.offset 48))_1 Supporting invariants [] [2024-11-13 13:35:25,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (273)] Ended with exit code 0 [2024-11-13 13:35:26,208 INFO L156 tatePredicateManager]: 28 out of 29 supporting invariants were superfluous and have been removed [2024-11-13 13:35:26,210 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:35:26,210 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:35:26,210 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:35:26,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (274)] Forceful destruction successful, exit code 0 [2024-11-13 13:35:26,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:26,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:26,287 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 13:35:26,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:26,623 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:35:26,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:26,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:26,648 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2024-11-13 13:35:26,648 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43 Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:26,680 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43. Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 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 112 states and 141 transitions. Complement of second has 4 states. [2024-11-13 13:35:26,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:35:26,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:26,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:35:26,681 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 95 letters. Loop has 2 letters. [2024-11-13 13:35:26,681 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:35:26,681 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:35:26,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:26,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 13:35:26,757 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:27,132 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:35:27,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:27,158 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.14 stem predicates 2 loop predicates [2024-11-13 13:35:27,158 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43 Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:27,224 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43. Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 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 112 states and 141 transitions. Complement of second has 4 states. [2024-11-13 13:35:27,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:35:27,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:27,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:35:27,225 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 95 letters. Loop has 2 letters. [2024-11-13 13:35:27,226 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:35:27,226 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:35:27,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:27,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-13 13:35:27,352 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:27,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:27,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:35:27,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:27,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:27,757 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.14 stem predicates 2 loop predicates [2024-11-13 13:35:27,758 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43 Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:28,202 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 111 states and 139 transitions. cyclomatic complexity: 43. Second operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 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 137 states and 180 transitions. Complement of second has 32 states. [2024-11-13 13:35:28,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 18 states 14 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:35:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 3.8125) internal successors, (61), 16 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 98 transitions. [2024-11-13 13:35:28,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 98 transitions. Stem has 95 letters. Loop has 2 letters. [2024-11-13 13:35:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:35:28,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 98 transitions. Stem has 97 letters. Loop has 2 letters. [2024-11-13 13:35:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:35:28,204 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 18 states and 98 transitions. Stem has 95 letters. Loop has 4 letters. [2024-11-13 13:35:28,204 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:35:28,204 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 137 states and 180 transitions. [2024-11-13 13:35:28,205 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:35:28,206 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 137 states to 132 states and 173 transitions. [2024-11-13 13:35:28,206 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:35:28,206 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:35:28,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 132 states and 173 transitions. [2024-11-13 13:35:28,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:35:28,206 INFO L218 hiAutomatonCegarLoop]: Abstraction has 132 states and 173 transitions. [2024-11-13 13:35:28,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states and 173 transitions. [2024-11-13 13:35:28,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 116. [2024-11-13 13:35:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 116 states have (on average 1.25) internal successors, (145), 115 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 145 transitions. [2024-11-13 13:35:28,209 INFO L240 hiAutomatonCegarLoop]: Abstraction has 116 states and 145 transitions. [2024-11-13 13:35:28,209 INFO L424 stractBuchiCegarLoop]: Abstraction has 116 states and 145 transitions. [2024-11-13 13:35:28,209 INFO L331 stractBuchiCegarLoop]: ======== Iteration 30 ============ [2024-11-13 13:35:28,209 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 116 states and 145 transitions. [2024-11-13 13:35:28,209 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:35:28,210 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:35:28,210 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:35:28,210 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [14, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:35:28,210 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:35:28,211 INFO L745 eck$LassoCheckResult]: Stem: 18209#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 18200#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 18201#L551 assume !(main_~length~0#1 < 1); 18207#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 18202#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 18203#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18193#L556 assume !(main_~val~0#1 < 0); 18194#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18195#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18208#L556 assume !(main_~val~0#1 < 0); 18246#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18245#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18244#L556 assume !(main_~val~0#1 < 0); 18243#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18242#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18241#L556 assume !(main_~val~0#1 < 0); 18240#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18239#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18238#L556 assume !(main_~val~0#1 < 0); 18237#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18236#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18235#L556 assume !(main_~val~0#1 < 0); 18234#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18233#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18232#L556 assume !(main_~val~0#1 < 0); 18231#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18230#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18229#L556 assume !(main_~val~0#1 < 0); 18228#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18227#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18226#L556 assume !(main_~val~0#1 < 0); 18225#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18224#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18223#L556 assume !(main_~val~0#1 < 0); 18222#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18221#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18220#L556 assume !(main_~val~0#1 < 0); 18219#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18218#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18217#L556 assume !(main_~val~0#1 < 0); 18216#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18215#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 18213#L556 assume !(main_~val~0#1 < 0); 18214#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18212#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 18210#L554-3 main_~j~0#1 := 0; 18196#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18197#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18305#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18304#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18198#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18199#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18211#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18191#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18192#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18302#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18301#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18300#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18299#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18297#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18296#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18295#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18294#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18292#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18291#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18290#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18289#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18287#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18286#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18285#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18284#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18282#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18281#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18280#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18279#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18277#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18276#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18275#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18274#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18272#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18271#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18270#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18269#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18267#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18266#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18265#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18264#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18262#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18261#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18260#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18259#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18257#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18256#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18255#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18254#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18253#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18250#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 18249#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 18247#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 18205#L562-3 [2024-11-13 13:35:28,211 INFO L747 eck$LassoCheckResult]: Loop: 18205#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 18204#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 18205#L562-3 [2024-11-13 13:35:28,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:28,211 INFO L85 PathProgramCache]: Analyzing trace with hash -277911061, now seen corresponding path program 26 times [2024-11-13 13:35:28,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:35:28,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [296746218] [2024-11-13 13:35:28,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:35:28,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:35:28,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:35:28,927 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 276 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:28,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:35:28,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [296746218] [2024-11-13 13:35:28,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [296746218] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:35:28,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297448555] [2024-11-13 13:35:28,927 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:35:28,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:35:28,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:35:28,929 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:35:28,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (275)] Waiting until timeout for monitored process [2024-11-13 13:35:29,118 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:35:29,118 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:35:29,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 13:35:29,121 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:35:29,705 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 325 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:29,705 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:35:30,190 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 325 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:35:30,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297448555] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:35:30,190 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:35:30,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 46 [2024-11-13 13:35:30,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053643186] [2024-11-13 13:35:30,190 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:35:30,191 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:35:30,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:30,191 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 26 times [2024-11-13 13:35:30,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:35:30,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231407809] [2024-11-13 13:35:30,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:35:30,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:35:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,195 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:35:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,198 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:35:30,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:35:30,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-11-13 13:35:30,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=1662, Unknown=0, NotChecked=0, Total=2162 [2024-11-13 13:35:30,241 INFO L87 Difference]: Start difference. First operand 116 states and 145 transitions. cyclomatic complexity: 45 Second operand has 47 states, 46 states have (on average 3.5217391304347827) internal successors, (162), 47 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:30,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:35:30,825 INFO L93 Difference]: Finished difference Result 188 states and 232 transitions. [2024-11-13 13:35:30,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 188 states and 232 transitions. [2024-11-13 13:35:30,826 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:35:30,827 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 188 states to 121 states and 152 transitions. [2024-11-13 13:35:30,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:35:30,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:35:30,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 121 states and 152 transitions. [2024-11-13 13:35:30,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:35:30,827 INFO L218 hiAutomatonCegarLoop]: Abstraction has 121 states and 152 transitions. [2024-11-13 13:35:30,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states and 152 transitions. [2024-11-13 13:35:30,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2024-11-13 13:35:30,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 119 states have (on average 1.2521008403361344) internal successors, (149), 118 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:35:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 149 transitions. [2024-11-13 13:35:30,829 INFO L240 hiAutomatonCegarLoop]: Abstraction has 119 states and 149 transitions. [2024-11-13 13:35:30,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-13 13:35:30,830 INFO L424 stractBuchiCegarLoop]: Abstraction has 119 states and 149 transitions. [2024-11-13 13:35:30,830 INFO L331 stractBuchiCegarLoop]: ======== Iteration 31 ============ [2024-11-13 13:35:30,830 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 119 states and 149 transitions. [2024-11-13 13:35:30,831 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:35:30,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:35:30,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:35:30,831 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [14, 14, 14, 14, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:35:30,831 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:35:30,831 INFO L745 eck$LassoCheckResult]: Stem: 19150#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 19141#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 19142#L551 assume !(main_~length~0#1 < 1); 19145#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 19143#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 19144#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19135#L556 assume !(main_~val~0#1 < 0); 19136#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19137#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19149#L556 assume !(main_~val~0#1 < 0); 19195#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19194#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19193#L556 assume !(main_~val~0#1 < 0); 19192#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19191#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19190#L556 assume !(main_~val~0#1 < 0); 19189#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19188#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19187#L556 assume !(main_~val~0#1 < 0); 19186#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19185#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19184#L556 assume !(main_~val~0#1 < 0); 19183#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19182#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19181#L556 assume !(main_~val~0#1 < 0); 19180#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19179#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19178#L556 assume !(main_~val~0#1 < 0); 19177#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19176#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19175#L556 assume !(main_~val~0#1 < 0); 19174#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19173#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19172#L556 assume !(main_~val~0#1 < 0); 19171#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19170#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19169#L556 assume !(main_~val~0#1 < 0); 19168#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19167#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19166#L556 assume !(main_~val~0#1 < 0); 19165#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19164#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19163#L556 assume !(main_~val~0#1 < 0); 19162#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19161#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 19154#L556 assume !(main_~val~0#1 < 0); 19157#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 19153#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 19151#L554-3 main_~j~0#1 := 0; 19138#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19139#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19152#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19133#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19134#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19140#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19250#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19249#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19248#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19246#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19245#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19244#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19243#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19241#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19240#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19239#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19238#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19236#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19235#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19234#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19233#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19231#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19230#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19229#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19228#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19226#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19225#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19224#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19223#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19221#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19220#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19219#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19218#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19216#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19215#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19214#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19213#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19211#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19210#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19209#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19208#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19206#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19205#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19204#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19203#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19201#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19200#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19199#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19198#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19197#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19159#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 19158#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 19155#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 19147#L562-3 [2024-11-13 13:35:30,831 INFO L747 eck$LassoCheckResult]: Loop: 19147#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 19146#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 19147#L562-3 [2024-11-13 13:35:30,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:30,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1812572367, now seen corresponding path program 27 times [2024-11-13 13:35:30,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:35:30,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004650062] [2024-11-13 13:35:30,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:35:30,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:35:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:35:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,923 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:35:30,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:30,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 27 times [2024-11-13 13:35:30,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:35:30,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136430780] [2024-11-13 13:35:30,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:35:30,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:35:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:35:30,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:35:30,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:35:30,933 INFO L85 PathProgramCache]: Analyzing trace with hash 1874678934, now seen corresponding path program 13 times [2024-11-13 13:35:30,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:35:30,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917058472] [2024-11-13 13:35:30,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:35:30,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:35:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:30,981 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:35:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:35:31,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:36:20,497 WARN L286 SmtUtils]: Spent 49.42s on a formula simplification. DAG size of input: 442 DAG size of output: 326 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:36:24,914 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:36:24,914 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:36:24,914 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:36:24,914 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:36:24,914 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:36:24,914 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:24,914 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:36:24,914 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:36:24,914 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration31_Lasso [2024-11-13 13:36:24,914 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:36:24,914 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:36:24,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,919 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,929 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,931 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,935 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,936 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:24,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:41,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:41,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:36:42,096 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:36:42,096 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:36:42,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,103 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Waiting until timeout for monitored process [2024-11-13 13:36:42,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,121 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (276)] Ended with exit code 0 [2024-11-13 13:36:42,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,136 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Waiting until timeout for monitored process [2024-11-13 13:36:42,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,151 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,152 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (277)] Ended with exit code 0 [2024-11-13 13:36:42,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,165 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Waiting until timeout for monitored process [2024-11-13 13:36:42,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,179 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,179 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,179 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,179 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (278)] Ended with exit code 0 [2024-11-13 13:36:42,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,194 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Waiting until timeout for monitored process [2024-11-13 13:36:42,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (279)] Ended with exit code 0 [2024-11-13 13:36:42,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,221 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Waiting until timeout for monitored process [2024-11-13 13:36:42,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,235 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (280)] Ended with exit code 0 [2024-11-13 13:36:42,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,248 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Waiting until timeout for monitored process [2024-11-13 13:36:42,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,265 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (281)] Ended with exit code 0 [2024-11-13 13:36:42,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,281 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Waiting until timeout for monitored process [2024-11-13 13:36:42,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,293 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,295 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (282)] Ended with exit code 0 [2024-11-13 13:36:42,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,307 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Waiting until timeout for monitored process [2024-11-13 13:36:42,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,321 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (283)] Ended with exit code 0 [2024-11-13 13:36:42,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,334 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Waiting until timeout for monitored process [2024-11-13 13:36:42,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,348 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (284)] Ended with exit code 0 [2024-11-13 13:36:42,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,361 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Waiting until timeout for monitored process [2024-11-13 13:36:42,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,376 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,377 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (285)] Ended with exit code 0 [2024-11-13 13:36:42,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,391 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Waiting until timeout for monitored process [2024-11-13 13:36:42,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,407 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (286)] Ended with exit code 0 [2024-11-13 13:36:42,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,420 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Waiting until timeout for monitored process [2024-11-13 13:36:42,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:36:42,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:36:42,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:36:42,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (287)] Ended with exit code 0 [2024-11-13 13:36:42,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,447 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Waiting until timeout for monitored process [2024-11-13 13:36:42,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,467 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (288)] Ended with exit code 0 [2024-11-13 13:36:42,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,481 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Waiting until timeout for monitored process [2024-11-13 13:36:42,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,501 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (289)] Ended with exit code 0 [2024-11-13 13:36:42,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,514 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Waiting until timeout for monitored process [2024-11-13 13:36:42,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,528 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,528 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,533 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:36:42,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (290)] Ended with exit code 0 [2024-11-13 13:36:42,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,546 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Waiting until timeout for monitored process [2024-11-13 13:36:42,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:36:42,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:36:42,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:36:42,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:36:42,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:36:42,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:36:42,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:36:42,568 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:36:42,574 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-13 13:36:42,574 INFO L444 ModelExtractionUtils]: 5 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-13 13:36:42,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:36:42,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:42,576 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:36:42,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Waiting until timeout for monitored process [2024-11-13 13:36:42,577 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:36:42,589 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:36:42,589 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:36:42,589 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 52 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 52 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:36:42,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (291)] Ended with exit code 0 [2024-11-13 13:36:42,856 INFO L156 tatePredicateManager]: 30 out of 31 supporting invariants were superfluous and have been removed [2024-11-13 13:36:42,858 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:36:42,858 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:36:42,858 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:36:42,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:42,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 13:36:42,944 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:43,331 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:36:43,331 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:43,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2024-11-13 13:36:43,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46 Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:43,394 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46. Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 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 120 states and 151 transitions. Complement of second has 4 states. [2024-11-13 13:36:43,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:36:43,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:43,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:36:43,394 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 102 letters. Loop has 2 letters. [2024-11-13 13:36:43,395 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:36:43,395 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:36:43,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:43,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 13:36:43,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:43,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:36:43,972 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:44,000 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.15 stem predicates 2 loop predicates [2024-11-13 13:36:44,001 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46 Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:44,037 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46. Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 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 120 states and 151 transitions. Complement of second has 4 states. [2024-11-13 13:36:44,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:36:44,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:44,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:36:44,038 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 102 letters. Loop has 2 letters. [2024-11-13 13:36:44,039 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:36:44,039 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:36:44,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:44,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (292)] Ended with exit code 0 [2024-11-13 13:36:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:44,140 INFO L255 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 13:36:44,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:44,534 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:36:44,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:44,560 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.15 stem predicates 2 loop predicates [2024-11-13 13:36:44,560 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46 Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:45,189 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 119 states and 149 transitions. cyclomatic complexity: 46. Second operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 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 146 states and 192 transitions. Complement of second has 34 states. [2024-11-13 13:36:45,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 19 states 15 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:36:45,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 3.823529411764706) internal successors, (65), 17 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:45,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 104 transitions. [2024-11-13 13:36:45,190 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 104 transitions. Stem has 102 letters. Loop has 2 letters. [2024-11-13 13:36:45,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:36:45,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 104 transitions. Stem has 104 letters. Loop has 2 letters. [2024-11-13 13:36:45,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:36:45,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 19 states and 104 transitions. Stem has 102 letters. Loop has 4 letters. [2024-11-13 13:36:45,191 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:36:45,191 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 146 states and 192 transitions. [2024-11-13 13:36:45,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:36:45,192 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 146 states to 141 states and 185 transitions. [2024-11-13 13:36:45,192 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:36:45,193 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:36:45,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 141 states and 185 transitions. [2024-11-13 13:36:45,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:36:45,193 INFO L218 hiAutomatonCegarLoop]: Abstraction has 141 states and 185 transitions. [2024-11-13 13:36:45,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states and 185 transitions. [2024-11-13 13:36:45,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 124. [2024-11-13 13:36:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 124 states have (on average 1.25) internal successors, (155), 123 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 155 transitions. [2024-11-13 13:36:45,195 INFO L240 hiAutomatonCegarLoop]: Abstraction has 124 states and 155 transitions. [2024-11-13 13:36:45,195 INFO L424 stractBuchiCegarLoop]: Abstraction has 124 states and 155 transitions. [2024-11-13 13:36:45,195 INFO L331 stractBuchiCegarLoop]: ======== Iteration 32 ============ [2024-11-13 13:36:45,196 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 124 states and 155 transitions. [2024-11-13 13:36:45,196 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:36:45,196 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:36:45,196 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:36:45,197 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:36:45,197 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:36:45,197 INFO L745 eck$LassoCheckResult]: Stem: 20839#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 20830#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 20831#L551 assume !(main_~length~0#1 < 1); 20837#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 20832#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 20833#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20823#L556 assume !(main_~val~0#1 < 0); 20824#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20825#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20838#L556 assume !(main_~val~0#1 < 0); 20879#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20878#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20877#L556 assume !(main_~val~0#1 < 0); 20876#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20875#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20874#L556 assume !(main_~val~0#1 < 0); 20873#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20872#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20871#L556 assume !(main_~val~0#1 < 0); 20870#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20869#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20868#L556 assume !(main_~val~0#1 < 0); 20867#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20866#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20865#L556 assume !(main_~val~0#1 < 0); 20864#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20863#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20862#L556 assume !(main_~val~0#1 < 0); 20861#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20860#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20859#L556 assume !(main_~val~0#1 < 0); 20858#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20857#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20856#L556 assume !(main_~val~0#1 < 0); 20855#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20854#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20853#L556 assume !(main_~val~0#1 < 0); 20852#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20851#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20850#L556 assume !(main_~val~0#1 < 0); 20849#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20848#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20847#L556 assume !(main_~val~0#1 < 0); 20846#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20845#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 20843#L556 assume !(main_~val~0#1 < 0); 20844#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 20842#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 20840#L554-3 main_~j~0#1 := 0; 20826#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20827#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20943#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20942#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20828#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20829#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20841#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20821#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20822#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20940#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20939#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20938#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20937#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20935#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20934#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20933#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20932#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20930#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20929#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20928#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20927#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20925#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20924#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20923#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20922#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20920#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20919#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20918#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20917#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20915#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20914#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20913#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20912#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20910#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20909#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20908#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20907#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20905#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20904#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20903#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20902#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20900#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20899#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20898#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20897#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20895#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20894#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20893#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20892#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20890#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20889#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20888#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20887#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20886#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20883#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 20882#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 20880#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 20835#L562-3 [2024-11-13 13:36:45,197 INFO L747 eck$LassoCheckResult]: Loop: 20835#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 20834#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 20835#L562-3 [2024-11-13 13:36:45,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:45,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1975158343, now seen corresponding path program 28 times [2024-11-13 13:36:45,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:36:45,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587605873] [2024-11-13 13:36:45,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:36:45,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:36:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:36:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 325 proven. 340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:46,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:36:46,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587605873] [2024-11-13 13:36:46,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587605873] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:36:46,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614777695] [2024-11-13 13:36:46,025 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:36:46,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:36:46,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:36:46,026 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:36:46,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (293)] Waiting until timeout for monitored process [2024-11-13 13:36:46,205 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:36:46,205 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:36:46,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-13 13:36:46,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:36:46,929 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 378 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:46,929 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:36:47,467 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 378 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:36:47,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614777695] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:36:47,467 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:36:47,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 32] total 49 [2024-11-13 13:36:47,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036908841] [2024-11-13 13:36:47,467 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:36:47,468 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:36:47,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:47,468 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 28 times [2024-11-13 13:36:47,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:36:47,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581956416] [2024-11-13 13:36:47,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:36:47,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:36:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:47,473 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:36:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:47,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:36:47,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:36:47,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-11-13 13:36:47,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=565, Invalid=1885, Unknown=0, NotChecked=0, Total=2450 [2024-11-13 13:36:47,524 INFO L87 Difference]: Start difference. First operand 124 states and 155 transitions. cyclomatic complexity: 48 Second operand has 50 states, 49 states have (on average 3.5306122448979593) internal successors, (173), 50 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:47,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:36:47,974 INFO L93 Difference]: Finished difference Result 201 states and 248 transitions. [2024-11-13 13:36:47,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 201 states and 248 transitions. [2024-11-13 13:36:47,975 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:36:47,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 201 states to 129 states and 162 transitions. [2024-11-13 13:36:47,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:36:47,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:36:47,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 129 states and 162 transitions. [2024-11-13 13:36:47,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:36:47,976 INFO L218 hiAutomatonCegarLoop]: Abstraction has 129 states and 162 transitions. [2024-11-13 13:36:47,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states and 162 transitions. [2024-11-13 13:36:47,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 127. [2024-11-13 13:36:47,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 127 states have (on average 1.2519685039370079) internal successors, (159), 126 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:36:47,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 159 transitions. [2024-11-13 13:36:47,979 INFO L240 hiAutomatonCegarLoop]: Abstraction has 127 states and 159 transitions. [2024-11-13 13:36:47,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-13 13:36:47,980 INFO L424 stractBuchiCegarLoop]: Abstraction has 127 states and 159 transitions. [2024-11-13 13:36:47,980 INFO L331 stractBuchiCegarLoop]: ======== Iteration 33 ============ [2024-11-13 13:36:47,980 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 127 states and 159 transitions. [2024-11-13 13:36:47,981 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:36:47,981 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:36:47,981 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:36:47,981 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [15, 15, 15, 15, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:36:47,982 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:36:47,982 INFO L745 eck$LassoCheckResult]: Stem: 21846#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 21837#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 21838#L551 assume !(main_~length~0#1 < 1); 21844#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 21839#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 21840#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21831#L556 assume !(main_~val~0#1 < 0); 21832#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21833#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21845#L556 assume !(main_~val~0#1 < 0); 21894#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21893#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21892#L556 assume !(main_~val~0#1 < 0); 21891#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21890#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21889#L556 assume !(main_~val~0#1 < 0); 21888#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21887#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21886#L556 assume !(main_~val~0#1 < 0); 21885#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21884#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21883#L556 assume !(main_~val~0#1 < 0); 21882#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21881#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21880#L556 assume !(main_~val~0#1 < 0); 21879#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21878#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21877#L556 assume !(main_~val~0#1 < 0); 21876#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21875#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21874#L556 assume !(main_~val~0#1 < 0); 21873#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21872#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21871#L556 assume !(main_~val~0#1 < 0); 21870#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21869#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21868#L556 assume !(main_~val~0#1 < 0); 21867#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21866#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21865#L556 assume !(main_~val~0#1 < 0); 21864#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21863#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21862#L556 assume !(main_~val~0#1 < 0); 21861#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21860#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21859#L556 assume !(main_~val~0#1 < 0); 21858#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21857#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 21853#L556 assume !(main_~val~0#1 < 0); 21855#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 21852#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 21847#L554-3 main_~j~0#1 := 0; 21834#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21835#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21848#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21829#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21830#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21836#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21954#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21953#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21952#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21950#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21949#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21948#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21947#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21945#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21944#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21943#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21942#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21940#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21939#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21938#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21937#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21935#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21934#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21933#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21932#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21930#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21929#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21928#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21927#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21925#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21924#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21923#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21922#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21920#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21919#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21918#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21917#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21915#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21914#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21913#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21912#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21910#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21909#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21908#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21907#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21905#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21904#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21903#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21902#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21900#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21899#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21898#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21897#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21896#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21854#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 21851#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 21849#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 21842#L562-3 [2024-11-13 13:36:47,982 INFO L747 eck$LassoCheckResult]: Loop: 21842#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 21841#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 21842#L562-3 [2024-11-13 13:36:47,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:47,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1399767487, now seen corresponding path program 29 times [2024-11-13 13:36:47,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:36:47,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040273157] [2024-11-13 13:36:47,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:36:47,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:36:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:36:48,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:36:48,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:48,080 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 29 times [2024-11-13 13:36:48,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:36:48,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543275818] [2024-11-13 13:36:48,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:36:48,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:36:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:36:48,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,087 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:36:48,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:36:48,087 INFO L85 PathProgramCache]: Analyzing trace with hash -851789914, now seen corresponding path program 14 times [2024-11-13 13:36:48,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:36:48,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732541934] [2024-11-13 13:36:48,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:36:48,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:36:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:36:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:36:48,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:37:49,027 WARN L286 SmtUtils]: Spent 1.01m on a formula simplification. DAG size of input: 471 DAG size of output: 344 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:37:49,627 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:37:49,627 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:37:49,627 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:37:49,627 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:37:49,627 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:37:49,627 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:49,627 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:37:49,627 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:37:49,627 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration33_Lasso [2024-11-13 13:37:49,627 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:37:49,627 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:37:49,629 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:49,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,355 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,364 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:37:50,762 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:37:50,762 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:37:50,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,767 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Waiting until timeout for monitored process [2024-11-13 13:37:50,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:50,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,786 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:50,786 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:50,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (294)] Ended with exit code 0 [2024-11-13 13:37:50,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,810 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Waiting until timeout for monitored process [2024-11-13 13:37:50,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:50,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:37:50,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:37:50,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:37:50,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (295)] Ended with exit code 0 [2024-11-13 13:37:50,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,843 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Waiting until timeout for monitored process [2024-11-13 13:37:50,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:50,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,857 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:50,857 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:50,860 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (296)] Ended with exit code 0 [2024-11-13 13:37:50,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,873 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Waiting until timeout for monitored process [2024-11-13 13:37:50,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:50,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:37:50,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:37:50,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:37:50,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (297)] Ended with exit code 0 [2024-11-13 13:37:50,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,905 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Waiting until timeout for monitored process [2024-11-13 13:37:50,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:50,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:50,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:50,922 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (298)] Ended with exit code 0 [2024-11-13 13:37:50,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,942 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Waiting until timeout for monitored process [2024-11-13 13:37:50,944 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 [2024-11-13 13:37:50,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:50,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:37:50,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:50,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:50,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:50,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:37:50,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:37:50,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:50,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (299)] Ended with exit code 0 [2024-11-13 13:37:50,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:50,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:50,984 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:50,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Waiting until timeout for monitored process [2024-11-13 13:37:50,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:37:51,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,003 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:37:51,003 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:37:51,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (300)] Ended with exit code 0 [2024-11-13 13:37:51,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,033 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Waiting until timeout for monitored process [2024-11-13 13:37:51,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (301)] Ended with exit code 0 [2024-11-13 13:37:51,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,076 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Waiting until timeout for monitored process [2024-11-13 13:37:51,079 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 [2024-11-13 13:37:51,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,095 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,095 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,101 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (302)] Ended with exit code 0 [2024-11-13 13:37:51,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,121 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Waiting until timeout for monitored process [2024-11-13 13:37:51,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (303)] Forceful destruction successful, exit code 0 [2024-11-13 13:37:51,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,165 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Waiting until timeout for monitored process [2024-11-13 13:37:51,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,186 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,186 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,192 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (304)] Forceful destruction successful, exit code 0 [2024-11-13 13:37:51,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,214 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Waiting until timeout for monitored process [2024-11-13 13:37:51,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,232 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (305)] Ended with exit code 0 [2024-11-13 13:37:51,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,259 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Waiting until timeout for monitored process [2024-11-13 13:37:51,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (306)] Ended with exit code 0 [2024-11-13 13:37:51,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,302 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Waiting until timeout for monitored process [2024-11-13 13:37:51,304 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 [2024-11-13 13:37:51,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,326 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,343 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (307)] Ended with exit code 0 [2024-11-13 13:37:51,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,345 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Waiting until timeout for monitored process [2024-11-13 13:37:51,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,365 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,365 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,368 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (308)] Ended with exit code 0 [2024-11-13 13:37:51,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,388 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Waiting until timeout for monitored process [2024-11-13 13:37:51,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (309)] Ended with exit code 0 [2024-11-13 13:37:51,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,433 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Waiting until timeout for monitored process [2024-11-13 13:37:51,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,454 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,458 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (310)] Ended with exit code 0 [2024-11-13 13:37:51,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,472 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Waiting until timeout for monitored process [2024-11-13 13:37:51,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,484 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,484 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,484 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,484 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (311)] Ended with exit code 0 [2024-11-13 13:37:51,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,503 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Waiting until timeout for monitored process [2024-11-13 13:37:51,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,522 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (312)] Ended with exit code 0 [2024-11-13 13:37:51,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,538 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Waiting until timeout for monitored process [2024-11-13 13:37:51,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (313)] Forceful destruction successful, exit code 0 [2024-11-13 13:37:51,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,569 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Waiting until timeout for monitored process [2024-11-13 13:37:51,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,585 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,585 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:37:51,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (314)] Ended with exit code 0 [2024-11-13 13:37:51,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,605 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Waiting until timeout for monitored process [2024-11-13 13:37:51,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:37:51,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:37:51,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:37:51,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:37:51,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:37:51,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:37:51,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:37:51,625 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:37:51,635 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-13 13:37:51,635 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 6 variables to zero. [2024-11-13 13:37:51,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:37:51,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:51,637 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:37:51,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Waiting until timeout for monitored process [2024-11-13 13:37:51,638 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:37:51,650 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:37:51,650 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:37:51,650 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 56)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 56)_1 Supporting invariants [] [2024-11-13 13:37:51,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (315)] Ended with exit code 0 [2024-11-13 13:37:51,703 INFO L156 tatePredicateManager]: 18 out of 19 supporting invariants were superfluous and have been removed [2024-11-13 13:37:51,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:37:51,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:37:51,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:37:51,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:51,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:51,793 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:37:51,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:52,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (316)] Ended with exit code 0 [2024-11-13 13:37:52,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:52,485 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:37:52,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:52,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:52,514 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.17 stem predicates 2 loop predicates [2024-11-13 13:37:52,514 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49 Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:52,577 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49. Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 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 128 states and 161 transitions. Complement of second has 5 states. [2024-11-13 13:37:52,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:37:52,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:52,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:37:52,578 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 109 letters. Loop has 2 letters. [2024-11-13 13:37:52,578 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:37:52,578 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:37:52,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:52,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:52,668 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:37:52,669 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:53,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:37:53,360 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:53,390 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.17 stem predicates 2 loop predicates [2024-11-13 13:37:53,390 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49 Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:53,448 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49. Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 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 128 states and 161 transitions. Complement of second has 5 states. [2024-11-13 13:37:53,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:37:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:53,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:37:53,449 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 109 letters. Loop has 2 letters. [2024-11-13 13:37:53,449 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:37:53,449 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:37:53,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:53,535 INFO L255 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:37:53,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:54,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:37:54,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:54,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:54,276 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.17 stem predicates 2 loop predicates [2024-11-13 13:37:54,276 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49 Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:54,960 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 127 states and 159 transitions. cyclomatic complexity: 49. Second operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 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 155 states and 204 transitions. Complement of second has 37 states. [2024-11-13 13:37:54,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 21 states 17 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:37:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 19 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:54,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 110 transitions. [2024-11-13 13:37:54,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 110 transitions. Stem has 109 letters. Loop has 2 letters. [2024-11-13 13:37:54,961 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:37:54,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 110 transitions. Stem has 111 letters. Loop has 2 letters. [2024-11-13 13:37:54,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:37:54,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 110 transitions. Stem has 109 letters. Loop has 4 letters. [2024-11-13 13:37:54,962 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:37:54,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 155 states and 204 transitions. [2024-11-13 13:37:54,962 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:37:54,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 155 states to 150 states and 197 transitions. [2024-11-13 13:37:54,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:37:54,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:37:54,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 150 states and 197 transitions. [2024-11-13 13:37:54,963 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:37:54,963 INFO L218 hiAutomatonCegarLoop]: Abstraction has 150 states and 197 transitions. [2024-11-13 13:37:54,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states and 197 transitions. [2024-11-13 13:37:54,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 132. [2024-11-13 13:37:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.25) internal successors, (165), 131 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:54,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 165 transitions. [2024-11-13 13:37:54,965 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 165 transitions. [2024-11-13 13:37:54,965 INFO L424 stractBuchiCegarLoop]: Abstraction has 132 states and 165 transitions. [2024-11-13 13:37:54,965 INFO L331 stractBuchiCegarLoop]: ======== Iteration 34 ============ [2024-11-13 13:37:54,965 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 165 transitions. [2024-11-13 13:37:54,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:37:54,965 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:37:54,965 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:37:54,966 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:37:54,966 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:37:54,966 INFO L745 eck$LassoCheckResult]: Stem: 23601#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 23592#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 23593#L551 assume !(main_~length~0#1 < 1); 23599#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 23594#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 23595#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23585#L556 assume !(main_~val~0#1 < 0); 23586#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23587#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23600#L556 assume !(main_~val~0#1 < 0); 23644#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23643#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23642#L556 assume !(main_~val~0#1 < 0); 23641#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23640#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23639#L556 assume !(main_~val~0#1 < 0); 23638#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23637#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23636#L556 assume !(main_~val~0#1 < 0); 23635#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23634#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23633#L556 assume !(main_~val~0#1 < 0); 23632#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23631#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23630#L556 assume !(main_~val~0#1 < 0); 23629#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23628#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23627#L556 assume !(main_~val~0#1 < 0); 23626#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23625#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23624#L556 assume !(main_~val~0#1 < 0); 23623#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23622#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23621#L556 assume !(main_~val~0#1 < 0); 23620#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23619#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23618#L556 assume !(main_~val~0#1 < 0); 23617#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23616#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23615#L556 assume !(main_~val~0#1 < 0); 23614#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23613#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23612#L556 assume !(main_~val~0#1 < 0); 23611#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23610#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23609#L556 assume !(main_~val~0#1 < 0); 23608#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23607#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 23605#L556 assume !(main_~val~0#1 < 0); 23606#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 23604#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 23602#L554-3 main_~j~0#1 := 0; 23588#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23589#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23713#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23712#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23590#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23591#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23603#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23583#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23584#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23710#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23709#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23708#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23707#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23705#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23704#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23703#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23702#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23700#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23699#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23698#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23697#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23695#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23694#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23693#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23692#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23690#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23689#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23688#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23687#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23685#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23684#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23683#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23682#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23680#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23679#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23678#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23677#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23675#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23674#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23673#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23672#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23670#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23669#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23668#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23667#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23665#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23664#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23663#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23662#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23660#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23659#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23658#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23657#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23655#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23654#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23653#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23652#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23651#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23648#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 23647#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 23645#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 23597#L562-3 [2024-11-13 13:37:54,966 INFO L747 eck$LassoCheckResult]: Loop: 23597#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 23596#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 23597#L562-3 [2024-11-13 13:37:54,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:54,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1768645975, now seen corresponding path program 30 times [2024-11-13 13:37:54,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:37:54,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600917560] [2024-11-13 13:37:54,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:37:54,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:37:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:37:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 378 proven. 387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:55,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:37:55,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600917560] [2024-11-13 13:37:55,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600917560] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:37:55,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372848568] [2024-11-13 13:37:55,895 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:37:55,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:37:55,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:37:55,897 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:37:55,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (317)] Waiting until timeout for monitored process [2024-11-13 13:37:56,815 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-11-13 13:37:56,816 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:37:56,820 INFO L255 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 13:37:56,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:37:57,645 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 435 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:57,646 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:37:58,217 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 435 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:37:58,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372848568] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:37:58,217 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:37:58,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34, 34] total 52 [2024-11-13 13:37:58,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1005947993] [2024-11-13 13:37:58,217 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:37:58,218 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:37:58,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:58,218 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 30 times [2024-11-13 13:37:58,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:37:58,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376254975] [2024-11-13 13:37:58,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:37:58,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:37:58,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,224 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:37:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,227 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:37:58,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:37:58,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-11-13 13:37:58,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=2122, Unknown=0, NotChecked=0, Total=2756 [2024-11-13 13:37:58,262 INFO L87 Difference]: Start difference. First operand 132 states and 165 transitions. cyclomatic complexity: 51 Second operand has 53 states, 52 states have (on average 3.5384615384615383) internal successors, (184), 53 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:58,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:37:58,652 INFO L93 Difference]: Finished difference Result 214 states and 264 transitions. [2024-11-13 13:37:58,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 214 states and 264 transitions. [2024-11-13 13:37:58,653 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:37:58,654 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 214 states to 137 states and 172 transitions. [2024-11-13 13:37:58,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:37:58,654 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:37:58,654 INFO L73 IsDeterministic]: Start isDeterministic. Operand 137 states and 172 transitions. [2024-11-13 13:37:58,654 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:37:58,654 INFO L218 hiAutomatonCegarLoop]: Abstraction has 137 states and 172 transitions. [2024-11-13 13:37:58,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states and 172 transitions. [2024-11-13 13:37:58,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 135. [2024-11-13 13:37:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 135 states have (on average 1.2518518518518518) internal successors, (169), 134 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:37:58,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 169 transitions. [2024-11-13 13:37:58,656 INFO L240 hiAutomatonCegarLoop]: Abstraction has 135 states and 169 transitions. [2024-11-13 13:37:58,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-13 13:37:58,657 INFO L424 stractBuchiCegarLoop]: Abstraction has 135 states and 169 transitions. [2024-11-13 13:37:58,657 INFO L331 stractBuchiCegarLoop]: ======== Iteration 35 ============ [2024-11-13 13:37:58,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 135 states and 169 transitions. [2024-11-13 13:37:58,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:37:58,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:37:58,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:37:58,658 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [16, 16, 16, 16, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:37:58,658 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:37:58,659 INFO L745 eck$LassoCheckResult]: Stem: 24674#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 24665#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 24666#L551 assume !(main_~length~0#1 < 1); 24672#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 24667#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 24668#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24659#L556 assume !(main_~val~0#1 < 0); 24660#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24661#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24673#L556 assume !(main_~val~0#1 < 0); 24725#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24724#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24723#L556 assume !(main_~val~0#1 < 0); 24722#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24721#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24720#L556 assume !(main_~val~0#1 < 0); 24719#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24718#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24717#L556 assume !(main_~val~0#1 < 0); 24716#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24715#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24714#L556 assume !(main_~val~0#1 < 0); 24713#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24712#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24711#L556 assume !(main_~val~0#1 < 0); 24710#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24709#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24708#L556 assume !(main_~val~0#1 < 0); 24707#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24706#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24705#L556 assume !(main_~val~0#1 < 0); 24704#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24703#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24702#L556 assume !(main_~val~0#1 < 0); 24701#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24700#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24699#L556 assume !(main_~val~0#1 < 0); 24698#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24697#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24696#L556 assume !(main_~val~0#1 < 0); 24695#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24694#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24693#L556 assume !(main_~val~0#1 < 0); 24692#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24691#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24690#L556 assume !(main_~val~0#1 < 0); 24689#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24688#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24687#L556 assume !(main_~val~0#1 < 0); 24686#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24685#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 24681#L556 assume !(main_~val~0#1 < 0); 24683#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 24680#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 24675#L554-3 main_~j~0#1 := 0; 24662#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24663#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24676#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24657#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24658#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24664#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24790#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24789#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24788#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24786#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24785#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24784#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24783#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24781#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24780#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24779#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24778#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24776#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24775#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24774#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24773#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24771#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24770#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24769#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24768#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24766#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24765#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24764#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24763#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24761#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24760#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24759#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24758#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24756#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24755#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24754#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24753#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24751#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24750#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24749#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24748#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24746#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24745#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24744#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24743#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24741#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24740#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24739#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24738#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24736#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24735#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24734#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24733#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24731#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24730#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24729#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24728#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24727#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24682#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 24679#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 24677#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 24670#L562-3 [2024-11-13 13:37:58,659 INFO L747 eck$LassoCheckResult]: Loop: 24670#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 24669#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 24670#L562-3 [2024-11-13 13:37:58,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:58,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1590599709, now seen corresponding path program 31 times [2024-11-13 13:37:58,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:37:58,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146384227] [2024-11-13 13:37:58,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:37:58,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:37:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:37:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,770 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:37:58,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:58,771 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 31 times [2024-11-13 13:37:58,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:37:58,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054958962] [2024-11-13 13:37:58,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:37:58,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:37:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:37:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,778 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:37:58,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:37:58,779 INFO L85 PathProgramCache]: Analyzing trace with hash -442035582, now seen corresponding path program 15 times [2024-11-13 13:37:58,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:37:58,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93593342] [2024-11-13 13:37:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:37:58,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:37:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:37:58,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:37:58,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:39:30,741 WARN L286 SmtUtils]: Spent 1.53m on a formula simplification. DAG size of input: 500 DAG size of output: 365 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:39:31,339 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:39:31,339 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:39:31,339 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:39:31,339 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:39:31,339 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:39:31,339 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:31,339 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:39:31,339 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:39:31,339 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration35_Lasso [2024-11-13 13:39:31,339 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:39:31,339 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:39:31,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,353 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,361 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,365 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,367 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:31,373 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:32,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:39:32,725 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:39:32,725 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:39:32,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,727 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Waiting until timeout for monitored process [2024-11-13 13:39:32,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (318)] Ended with exit code 0 [2024-11-13 13:39:32,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,757 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Waiting until timeout for monitored process [2024-11-13 13:39:32,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:32,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:32,776 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (319)] Ended with exit code 0 [2024-11-13 13:39:32,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,791 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Waiting until timeout for monitored process [2024-11-13 13:39:32,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:32,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:32,809 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (320)] Ended with exit code 0 [2024-11-13 13:39:32,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,824 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Waiting until timeout for monitored process [2024-11-13 13:39:32,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,838 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,840 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (321)] Forceful destruction successful, exit code 0 [2024-11-13 13:39:32,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,854 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Waiting until timeout for monitored process [2024-11-13 13:39:32,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,869 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (322)] Forceful destruction successful, exit code 0 [2024-11-13 13:39:32,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,883 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Waiting until timeout for monitored process [2024-11-13 13:39:32,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (323)] Ended with exit code 0 [2024-11-13 13:39:32,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,913 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Waiting until timeout for monitored process [2024-11-13 13:39:32,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:32,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:32,932 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (324)] Ended with exit code 0 [2024-11-13 13:39:32,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,948 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Waiting until timeout for monitored process [2024-11-13 13:39:32,949 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,962 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,963 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:32,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (325)] Ended with exit code 0 [2024-11-13 13:39:32,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:32,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:32,977 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:32,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Waiting until timeout for monitored process [2024-11-13 13:39:32,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:32,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:32,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:32,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:32,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:32,992 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:32,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:32,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:32,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,006 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (326)] Ended with exit code 0 [2024-11-13 13:39:33,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,009 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Waiting until timeout for monitored process [2024-11-13 13:39:33,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:33,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,029 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:33,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:33,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (327)] Ended with exit code 0 [2024-11-13 13:39:33,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,048 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Waiting until timeout for monitored process [2024-11-13 13:39:33,049 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 [2024-11-13 13:39:33,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:33,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:33,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:33,064 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (328)] Ended with exit code 0 [2024-11-13 13:39:33,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,079 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Waiting until timeout for monitored process [2024-11-13 13:39:33,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,094 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:33,094 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:33,097 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (329)] Ended with exit code 0 [2024-11-13 13:39:33,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,113 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Waiting until timeout for monitored process [2024-11-13 13:39:33,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:33,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,126 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:33,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:33,128 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (330)] Ended with exit code 0 [2024-11-13 13:39:33,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,142 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Waiting until timeout for monitored process [2024-11-13 13:39:33,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:39:33,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:39:33,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:39:33,159 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (331)] Ended with exit code 0 [2024-11-13 13:39:33,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,175 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Waiting until timeout for monitored process [2024-11-13 13:39:33,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,192 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:33,193 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:33,197 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:39:33,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (332)] Ended with exit code 0 [2024-11-13 13:39:33,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,213 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Waiting until timeout for monitored process [2024-11-13 13:39:33,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:39:33,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:39:33,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:39:33,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:39:33,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:39:33,231 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:39:33,231 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:39:33,238 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:39:33,252 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-11-13 13:39:33,252 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:39:33,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:39:33,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:33,254 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:39:33,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Waiting until timeout for monitored process [2024-11-13 13:39:33,256 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:39:33,268 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:39:33,269 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:39:33,269 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 60)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 60)_1 Supporting invariants [] [2024-11-13 13:39:33,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (333)] Ended with exit code 0 [2024-11-13 13:39:33,336 INFO L156 tatePredicateManager]: 19 out of 20 supporting invariants were superfluous and have been removed [2024-11-13 13:39:33,338 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:39:33,338 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:39:33,338 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:39:33,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:33,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 13:39:33,445 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:33,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (334)] Ended with exit code 0 [2024-11-13 13:39:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:34,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:39:34,381 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:34,418 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:39:34,419 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52 Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:34,513 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52. Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 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 136 states and 171 transitions. Complement of second has 5 states. [2024-11-13 13:39:34,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:39:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:39:34,514 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 116 letters. Loop has 2 letters. [2024-11-13 13:39:34,514 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:39:34,514 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:39:34,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:34,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 13:39:34,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:35,614 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:39:35,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:35,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:35,653 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:39:35,653 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52 Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:35,745 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52. Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 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 136 states and 171 transitions. Complement of second has 5 states. [2024-11-13 13:39:35,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:39:35,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:39:35,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 116 letters. Loop has 2 letters. [2024-11-13 13:39:35,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:39:35,749 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:39:35,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:35,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:35,879 INFO L255 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 13:39:35,881 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:36,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:36,849 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:39:36,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:36,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:36,879 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:39:36,879 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52 Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:37,563 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 135 states and 169 transitions. cyclomatic complexity: 52. Second operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 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 164 states and 216 transitions. Complement of second has 39 states. [2024-11-13 13:39:37,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 22 states 18 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:39:37,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.65) internal successors, (73), 20 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 116 transitions. [2024-11-13 13:39:37,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 116 transitions. Stem has 116 letters. Loop has 2 letters. [2024-11-13 13:39:37,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:39:37,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 116 transitions. Stem has 118 letters. Loop has 2 letters. [2024-11-13 13:39:37,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:39:37,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 116 transitions. Stem has 116 letters. Loop has 4 letters. [2024-11-13 13:39:37,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:39:37,565 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 164 states and 216 transitions. [2024-11-13 13:39:37,566 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:39:37,566 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 164 states to 159 states and 209 transitions. [2024-11-13 13:39:37,566 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:39:37,566 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:39:37,566 INFO L73 IsDeterministic]: Start isDeterministic. Operand 159 states and 209 transitions. [2024-11-13 13:39:37,567 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:39:37,567 INFO L218 hiAutomatonCegarLoop]: Abstraction has 159 states and 209 transitions. [2024-11-13 13:39:37,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states and 209 transitions. [2024-11-13 13:39:37,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 140. [2024-11-13 13:39:37,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 140 states have (on average 1.25) internal successors, (175), 139 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 175 transitions. [2024-11-13 13:39:37,569 INFO L240 hiAutomatonCegarLoop]: Abstraction has 140 states and 175 transitions. [2024-11-13 13:39:37,570 INFO L424 stractBuchiCegarLoop]: Abstraction has 140 states and 175 transitions. [2024-11-13 13:39:37,570 INFO L331 stractBuchiCegarLoop]: ======== Iteration 36 ============ [2024-11-13 13:39:37,570 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 140 states and 175 transitions. [2024-11-13 13:39:37,570 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:39:37,570 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:39:37,570 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:39:37,571 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:39:37,571 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:39:37,571 INFO L745 eck$LassoCheckResult]: Stem: 26535#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 26526#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 26527#L551 assume !(main_~length~0#1 < 1); 26533#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 26528#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 26529#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26519#L556 assume !(main_~val~0#1 < 0); 26520#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26521#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26534#L556 assume !(main_~val~0#1 < 0); 26581#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26580#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26579#L556 assume !(main_~val~0#1 < 0); 26578#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26577#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26576#L556 assume !(main_~val~0#1 < 0); 26575#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26574#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26573#L556 assume !(main_~val~0#1 < 0); 26572#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26571#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26570#L556 assume !(main_~val~0#1 < 0); 26569#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26568#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26567#L556 assume !(main_~val~0#1 < 0); 26566#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26565#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26564#L556 assume !(main_~val~0#1 < 0); 26563#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26562#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26561#L556 assume !(main_~val~0#1 < 0); 26560#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26559#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26558#L556 assume !(main_~val~0#1 < 0); 26557#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26556#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26555#L556 assume !(main_~val~0#1 < 0); 26554#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26553#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26552#L556 assume !(main_~val~0#1 < 0); 26551#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26550#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26549#L556 assume !(main_~val~0#1 < 0); 26548#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26547#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26546#L556 assume !(main_~val~0#1 < 0); 26545#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26544#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26543#L556 assume !(main_~val~0#1 < 0); 26542#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26541#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 26539#L556 assume !(main_~val~0#1 < 0); 26540#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 26538#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 26536#L554-3 main_~j~0#1 := 0; 26522#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26523#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26655#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26654#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26524#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26525#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26537#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26517#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26518#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26652#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26651#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26650#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26649#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26647#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26646#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26645#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26644#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26642#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26641#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26640#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26639#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26637#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26636#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26635#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26634#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26632#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26631#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26630#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26629#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26627#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26626#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26625#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26624#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26622#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26621#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26620#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26619#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26617#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26616#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26615#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26614#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26612#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26611#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26610#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26609#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26607#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26606#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26605#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26604#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26602#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26601#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26600#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26599#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26597#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26596#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26595#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26594#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26592#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26591#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26590#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26589#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26588#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26585#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 26584#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 26582#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 26531#L562-3 [2024-11-13 13:39:37,572 INFO L747 eck$LassoCheckResult]: Loop: 26531#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 26530#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 26531#L562-3 [2024-11-13 13:39:37,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:37,572 INFO L85 PathProgramCache]: Analyzing trace with hash 405567795, now seen corresponding path program 32 times [2024-11-13 13:39:37,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:39:37,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49174665] [2024-11-13 13:39:37,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:39:37,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:39:37,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:39:38,893 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 435 proven. 437 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:38,894 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:39:38,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49174665] [2024-11-13 13:39:38,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49174665] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:39:38,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813131460] [2024-11-13 13:39:38,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 13:39:38,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:39:38,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:39:38,896 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:39:38,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (335)] Waiting until timeout for monitored process [2024-11-13 13:39:39,121 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 13:39:39,121 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:39:39,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:39:39,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:39:40,131 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 496 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:40,131 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:39:40,820 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 496 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:39:40,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813131460] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:39:40,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:39:40,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 55 [2024-11-13 13:39:40,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559879947] [2024-11-13 13:39:40,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:39:40,822 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:39:40,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:40,822 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 32 times [2024-11-13 13:39:40,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:39:40,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282598616] [2024-11-13 13:39:40,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:39:40,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:39:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:40,827 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:39:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:40,830 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:39:40,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:39:40,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2024-11-13 13:39:40,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=707, Invalid=2373, Unknown=0, NotChecked=0, Total=3080 [2024-11-13 13:39:40,867 INFO L87 Difference]: Start difference. First operand 140 states and 175 transitions. cyclomatic complexity: 54 Second operand has 56 states, 55 states have (on average 3.5454545454545454) internal successors, (195), 56 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:41,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:39:41,392 INFO L93 Difference]: Finished difference Result 227 states and 280 transitions. [2024-11-13 13:39:41,392 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 227 states and 280 transitions. [2024-11-13 13:39:41,393 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:39:41,393 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 227 states to 145 states and 182 transitions. [2024-11-13 13:39:41,393 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:39:41,393 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:39:41,394 INFO L73 IsDeterministic]: Start isDeterministic. Operand 145 states and 182 transitions. [2024-11-13 13:39:41,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:39:41,394 INFO L218 hiAutomatonCegarLoop]: Abstraction has 145 states and 182 transitions. [2024-11-13 13:39:41,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states and 182 transitions. [2024-11-13 13:39:41,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 143. [2024-11-13 13:39:41,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 143 states have (on average 1.2517482517482517) internal successors, (179), 142 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:39:41,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 179 transitions. [2024-11-13 13:39:41,397 INFO L240 hiAutomatonCegarLoop]: Abstraction has 143 states and 179 transitions. [2024-11-13 13:39:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-13 13:39:41,398 INFO L424 stractBuchiCegarLoop]: Abstraction has 143 states and 179 transitions. [2024-11-13 13:39:41,398 INFO L331 stractBuchiCegarLoop]: ======== Iteration 37 ============ [2024-11-13 13:39:41,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 143 states and 179 transitions. [2024-11-13 13:39:41,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:39:41,399 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:39:41,399 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:39:41,399 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [17, 17, 17, 17, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:39:41,399 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:39:41,400 INFO L745 eck$LassoCheckResult]: Stem: 27674#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 27665#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 27666#L551 assume !(main_~length~0#1 < 1); 27672#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 27667#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 27668#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27659#L556 assume !(main_~val~0#1 < 0); 27660#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27661#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27673#L556 assume !(main_~val~0#1 < 0); 27728#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27727#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27726#L556 assume !(main_~val~0#1 < 0); 27725#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27724#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27723#L556 assume !(main_~val~0#1 < 0); 27722#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27721#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27720#L556 assume !(main_~val~0#1 < 0); 27719#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27718#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27717#L556 assume !(main_~val~0#1 < 0); 27716#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27715#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27714#L556 assume !(main_~val~0#1 < 0); 27713#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27712#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27711#L556 assume !(main_~val~0#1 < 0); 27710#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27709#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27708#L556 assume !(main_~val~0#1 < 0); 27707#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27706#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27705#L556 assume !(main_~val~0#1 < 0); 27704#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27703#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27702#L556 assume !(main_~val~0#1 < 0); 27701#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27700#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27699#L556 assume !(main_~val~0#1 < 0); 27698#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27697#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27696#L556 assume !(main_~val~0#1 < 0); 27695#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27694#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27693#L556 assume !(main_~val~0#1 < 0); 27692#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27691#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27690#L556 assume !(main_~val~0#1 < 0); 27689#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27688#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27687#L556 assume !(main_~val~0#1 < 0); 27686#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27685#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 27681#L556 assume !(main_~val~0#1 < 0); 27683#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 27680#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 27675#L554-3 main_~j~0#1 := 0; 27662#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27663#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27676#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27657#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27658#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27664#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27798#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27797#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27796#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27794#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27793#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27792#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27791#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27789#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27788#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27787#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27786#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27784#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27783#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27782#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27781#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27779#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27778#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27777#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27776#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27774#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27773#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27772#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27771#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27769#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27768#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27767#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27766#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27764#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27763#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27762#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27761#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27759#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27758#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27757#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27756#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27754#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27753#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27752#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27751#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27749#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27748#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27747#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27746#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27744#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27743#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27742#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27741#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27739#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27738#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27737#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27736#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27734#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27733#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27732#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27731#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27730#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27682#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 27679#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 27677#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 27670#L562-3 [2024-11-13 13:39:41,400 INFO L747 eck$LassoCheckResult]: Loop: 27670#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 27669#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 27670#L562-3 [2024-11-13 13:39:41,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:41,400 INFO L85 PathProgramCache]: Analyzing trace with hash 968668077, now seen corresponding path program 33 times [2024-11-13 13:39:41,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:39:41,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224242826] [2024-11-13 13:39:41,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:39:41,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:39:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:39:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,528 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:39:41,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:41,529 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 33 times [2024-11-13 13:39:41,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:39:41,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268201223] [2024-11-13 13:39:41,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:39:41,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:39:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,534 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:39:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,538 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:39:41,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:39:41,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1117879790, now seen corresponding path program 16 times [2024-11-13 13:39:41,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:39:41,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92805597] [2024-11-13 13:39:41,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:39:41,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:39:41,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:39:41,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:39:41,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:41:11,167 WARN L286 SmtUtils]: Spent 1.49m on a formula simplification. DAG size of input: 529 DAG size of output: 389 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:41:17,679 WARN L286 SmtUtils]: Spent 5.41s on a formula simplification. DAG size of input: 124 DAG size of output: 94 (called from [L 299] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:41:17,681 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:41:17,681 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:41:17,681 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:41:17,681 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:41:17,681 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:41:17,681 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:17,681 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:41:17,681 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:41:17,681 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration37_Lasso [2024-11-13 13:41:17,681 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:41:17,681 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:41:17,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:17,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:17,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:17,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:17,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:17,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,961 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:34,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:41:35,523 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:41:35,523 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:41:35,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,546 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Waiting until timeout for monitored process [2024-11-13 13:41:35,548 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:41:35,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:41:35,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:41:35,562 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (336)] Ended with exit code 0 [2024-11-13 13:41:35,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,579 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Waiting until timeout for monitored process [2024-11-13 13:41:35,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,595 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (337)] Ended with exit code 0 [2024-11-13 13:41:35,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,610 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Waiting until timeout for monitored process [2024-11-13 13:41:35,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,623 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:41:35,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:41:35,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:41:35,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (338)] Ended with exit code 0 [2024-11-13 13:41:35,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,638 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Waiting until timeout for monitored process [2024-11-13 13:41:35,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (339)] Ended with exit code 0 [2024-11-13 13:41:35,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,667 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Waiting until timeout for monitored process [2024-11-13 13:41:35,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:41:35,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:41:35,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:41:35,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (340)] Ended with exit code 0 [2024-11-13 13:41:35,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,695 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Waiting until timeout for monitored process [2024-11-13 13:41:35,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,707 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (341)] Ended with exit code 0 [2024-11-13 13:41:35,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,726 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Waiting until timeout for monitored process [2024-11-13 13:41:35,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,738 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,740 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,740 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (342)] Ended with exit code 0 [2024-11-13 13:41:35,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,757 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Waiting until timeout for monitored process [2024-11-13 13:41:35,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,773 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,773 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,782 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (343)] Ended with exit code 0 [2024-11-13 13:41:35,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,795 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Waiting until timeout for monitored process [2024-11-13 13:41:35,797 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 [2024-11-13 13:41:35,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,809 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,809 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (344)] Ended with exit code 0 [2024-11-13 13:41:35,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,827 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Waiting until timeout for monitored process [2024-11-13 13:41:35,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,843 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (345)] Ended with exit code 0 [2024-11-13 13:41:35,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,857 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Waiting until timeout for monitored process [2024-11-13 13:41:35,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,871 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,871 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (346)] Ended with exit code 0 [2024-11-13 13:41:35,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,888 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Waiting until timeout for monitored process [2024-11-13 13:41:35,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,901 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,901 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,901 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,906 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (347)] Ended with exit code 0 [2024-11-13 13:41:35,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,920 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Waiting until timeout for monitored process [2024-11-13 13:41:35,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,939 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (348)] Ended with exit code 0 [2024-11-13 13:41:35,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,953 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Waiting until timeout for monitored process [2024-11-13 13:41:35,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:35,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:35,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:35,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:35,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:35,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:35,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:35,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:35,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (349)] Ended with exit code 0 [2024-11-13 13:41:35,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:35,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:35,989 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:35,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Waiting until timeout for monitored process [2024-11-13 13:41:35,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,004 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,009 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (350)] Ended with exit code 0 [2024-11-13 13:41:36,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,022 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Waiting until timeout for monitored process [2024-11-13 13:41:36,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,035 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,035 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,039 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (351)] Ended with exit code 0 [2024-11-13 13:41:36,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,053 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Waiting until timeout for monitored process [2024-11-13 13:41:36,054 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (352)] Ended with exit code 0 [2024-11-13 13:41:36,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,084 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Waiting until timeout for monitored process [2024-11-13 13:41:36,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,098 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,098 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,102 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (353)] Ended with exit code 0 [2024-11-13 13:41:36,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,115 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Waiting until timeout for monitored process [2024-11-13 13:41:36,116 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,132 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (354)] Ended with exit code 0 [2024-11-13 13:41:36,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,145 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Waiting until timeout for monitored process [2024-11-13 13:41:36,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,163 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (355)] Ended with exit code 0 [2024-11-13 13:41:36,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,177 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Waiting until timeout for monitored process [2024-11-13 13:41:36,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,194 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (356)] Ended with exit code 0 [2024-11-13 13:41:36,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,207 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Waiting until timeout for monitored process [2024-11-13 13:41:36,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,224 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (357)] Ended with exit code 0 [2024-11-13 13:41:36,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,238 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Waiting until timeout for monitored process [2024-11-13 13:41:36,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (358)] Ended with exit code 0 [2024-11-13 13:41:36,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,269 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Waiting until timeout for monitored process [2024-11-13 13:41:36,271 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 [2024-11-13 13:41:36,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,283 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,298 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (359)] Ended with exit code 0 [2024-11-13 13:41:36,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,300 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Waiting until timeout for monitored process [2024-11-13 13:41:36,301 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 [2024-11-13 13:41:36,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,318 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:41:36,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (360)] Ended with exit code 0 [2024-11-13 13:41:36,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,331 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Waiting until timeout for monitored process [2024-11-13 13:41:36,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:41:36,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:41:36,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:41:36,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:41:36,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:41:36,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:41:36,347 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:41:36,353 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:41:36,360 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-13 13:41:36,360 INFO L444 ModelExtractionUtils]: 3 out of 10 variables were initially zero. Simplification set additionally 5 variables to zero. [2024-11-13 13:41:36,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:41:36,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:36,362 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:41:36,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Waiting until timeout for monitored process [2024-11-13 13:41:36,363 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:41:36,375 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:41:36,375 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:41:36,375 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 64 ULTIMATE.start_main_~arr~0#1.offset))_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) (+ 64 ULTIMATE.start_main_~arr~0#1.offset))_1 Supporting invariants [] [2024-11-13 13:41:36,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (361)] Ended with exit code 0 [2024-11-13 13:41:36,447 INFO L156 tatePredicateManager]: 20 out of 21 supporting invariants were superfluous and have been removed [2024-11-13 13:41:36,449 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:41:36,449 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:41:36,449 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:41:36,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:36,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:41:36,555 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:37,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:41:37,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:37,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:37,250 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:41:37,250 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55 Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:37,309 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55. Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 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 144 states and 181 transitions. Complement of second has 4 states. [2024-11-13 13:41:37,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:41:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:37,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:41:37,310 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 123 letters. Loop has 2 letters. [2024-11-13 13:41:37,310 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:41:37,311 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:41:37,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:37,441 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:41:37,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:38,232 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:41:38,233 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:38,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:38,270 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:41:38,270 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55 Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:38,319 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55. Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 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 144 states and 181 transitions. Complement of second has 4 states. [2024-11-13 13:41:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:41:38,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:38,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 12 transitions. [2024-11-13 13:41:38,321 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 12 transitions. Stem has 123 letters. Loop has 2 letters. [2024-11-13 13:41:38,321 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:41:38,321 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:41:38,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:38,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-11-13 13:41:38,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:39,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:41:39,260 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:39,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:39,290 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.18 stem predicates 2 loop predicates [2024-11-13 13:41:39,290 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55 Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:40,425 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 143 states and 179 transitions. cyclomatic complexity: 55. Second operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 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 173 states and 228 transitions. Complement of second has 40 states. [2024-11-13 13:41:40,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 22 states 18 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:41:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 3.85) internal successors, (77), 20 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 122 transitions. [2024-11-13 13:41:40,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 122 transitions. Stem has 123 letters. Loop has 2 letters. [2024-11-13 13:41:40,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:41:40,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 122 transitions. Stem has 125 letters. Loop has 2 letters. [2024-11-13 13:41:40,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:41:40,427 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 122 transitions. Stem has 123 letters. Loop has 4 letters. [2024-11-13 13:41:40,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:41:40,427 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173 states and 228 transitions. [2024-11-13 13:41:40,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:41:40,429 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173 states to 168 states and 221 transitions. [2024-11-13 13:41:40,429 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:41:40,429 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:41:40,429 INFO L73 IsDeterministic]: Start isDeterministic. Operand 168 states and 221 transitions. [2024-11-13 13:41:40,430 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:41:40,430 INFO L218 hiAutomatonCegarLoop]: Abstraction has 168 states and 221 transitions. [2024-11-13 13:41:40,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states and 221 transitions. [2024-11-13 13:41:40,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 148. [2024-11-13 13:41:40,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 148 states have (on average 1.25) internal successors, (185), 147 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 185 transitions. [2024-11-13 13:41:40,433 INFO L240 hiAutomatonCegarLoop]: Abstraction has 148 states and 185 transitions. [2024-11-13 13:41:40,434 INFO L424 stractBuchiCegarLoop]: Abstraction has 148 states and 185 transitions. [2024-11-13 13:41:40,434 INFO L331 stractBuchiCegarLoop]: ======== Iteration 38 ============ [2024-11-13 13:41:40,434 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 148 states and 185 transitions. [2024-11-13 13:41:40,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:41:40,435 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:41:40,435 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:41:40,436 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [18, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:41:40,436 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:41:40,436 INFO L745 eck$LassoCheckResult]: Stem: 29629#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 29620#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 29621#L551 assume !(main_~length~0#1 < 1); 29627#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 29622#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 29623#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29613#L556 assume !(main_~val~0#1 < 0); 29614#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29615#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29628#L556 assume !(main_~val~0#1 < 0); 29678#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29677#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29676#L556 assume !(main_~val~0#1 < 0); 29675#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29674#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29673#L556 assume !(main_~val~0#1 < 0); 29672#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29671#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29670#L556 assume !(main_~val~0#1 < 0); 29669#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29668#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29667#L556 assume !(main_~val~0#1 < 0); 29666#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29665#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29664#L556 assume !(main_~val~0#1 < 0); 29663#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29662#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29661#L556 assume !(main_~val~0#1 < 0); 29660#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29659#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29658#L556 assume !(main_~val~0#1 < 0); 29657#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29656#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29655#L556 assume !(main_~val~0#1 < 0); 29654#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29653#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29652#L556 assume !(main_~val~0#1 < 0); 29651#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29650#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29649#L556 assume !(main_~val~0#1 < 0); 29648#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29647#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29646#L556 assume !(main_~val~0#1 < 0); 29645#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29644#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29643#L556 assume !(main_~val~0#1 < 0); 29642#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29641#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29640#L556 assume !(main_~val~0#1 < 0); 29639#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29638#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29637#L556 assume !(main_~val~0#1 < 0); 29636#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29635#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 29633#L556 assume !(main_~val~0#1 < 0); 29634#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 29632#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 29630#L554-3 main_~j~0#1 := 0; 29616#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29617#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29757#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29756#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29618#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29619#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29631#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29611#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29612#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29754#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29753#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29752#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29751#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29749#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29748#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29747#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29746#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29744#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29743#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29742#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29741#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29739#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29738#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29737#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29736#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29734#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29733#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29732#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29731#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29729#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29728#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29727#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29726#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29724#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29723#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29722#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29721#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29719#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29718#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29717#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29716#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29714#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29713#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29712#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29711#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29709#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29708#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29707#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29706#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29704#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29703#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29702#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29701#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29699#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29698#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29697#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29696#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29694#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29693#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29692#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29691#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29689#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29688#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29687#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29686#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29685#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29682#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 29681#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 29679#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 29625#L562-3 [2024-11-13 13:41:40,437 INFO L747 eck$LassoCheckResult]: Loop: 29625#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 29624#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 29625#L562-3 [2024-11-13 13:41:40,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:40,437 INFO L85 PathProgramCache]: Analyzing trace with hash -540654397, now seen corresponding path program 34 times [2024-11-13 13:41:40,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:41:40,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272290857] [2024-11-13 13:41:40,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:41:40,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:41:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:41:40,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (362)] Ended with exit code 0 [2024-11-13 13:41:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 496 proven. 490 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:42,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:41:42,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272290857] [2024-11-13 13:41:42,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272290857] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:41:42,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [700367856] [2024-11-13 13:41:42,009 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-13 13:41:42,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:41:42,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:41:42,012 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:41:42,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (363)] Waiting until timeout for monitored process [2024-11-13 13:41:42,259 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-13 13:41:42,259 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:41:42,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-11-13 13:41:42,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:41:43,538 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 561 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:43,538 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:41:44,432 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 561 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:41:44,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [700367856] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:41:44,432 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:41:44,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38, 38] total 58 [2024-11-13 13:41:44,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094824687] [2024-11-13 13:41:44,432 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:41:44,433 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:41:44,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:44,433 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 34 times [2024-11-13 13:41:44,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:41:44,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857445926] [2024-11-13 13:41:44,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:41:44,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:41:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:44,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:41:44,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:44,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:41:44,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:41:44,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-11-13 13:41:44,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=784, Invalid=2638, Unknown=0, NotChecked=0, Total=3422 [2024-11-13 13:41:44,486 INFO L87 Difference]: Start difference. First operand 148 states and 185 transitions. cyclomatic complexity: 57 Second operand has 59 states, 58 states have (on average 3.5517241379310347) internal successors, (206), 59 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:45,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:41:45,016 INFO L93 Difference]: Finished difference Result 240 states and 296 transitions. [2024-11-13 13:41:45,016 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 240 states and 296 transitions. [2024-11-13 13:41:45,017 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:41:45,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 240 states to 153 states and 192 transitions. [2024-11-13 13:41:45,018 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:41:45,018 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:41:45,018 INFO L73 IsDeterministic]: Start isDeterministic. Operand 153 states and 192 transitions. [2024-11-13 13:41:45,018 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:41:45,018 INFO L218 hiAutomatonCegarLoop]: Abstraction has 153 states and 192 transitions. [2024-11-13 13:41:45,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states and 192 transitions. [2024-11-13 13:41:45,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 151. [2024-11-13 13:41:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 151 states have (on average 1.2516556291390728) internal successors, (189), 150 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:41:45,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 189 transitions. [2024-11-13 13:41:45,022 INFO L240 hiAutomatonCegarLoop]: Abstraction has 151 states and 189 transitions. [2024-11-13 13:41:45,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-13 13:41:45,023 INFO L424 stractBuchiCegarLoop]: Abstraction has 151 states and 189 transitions. [2024-11-13 13:41:45,023 INFO L331 stractBuchiCegarLoop]: ======== Iteration 39 ============ [2024-11-13 13:41:45,023 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 151 states and 189 transitions. [2024-11-13 13:41:45,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:41:45,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:41:45,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:41:45,024 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [18, 18, 18, 18, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:41:45,025 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:41:45,025 INFO L745 eck$LassoCheckResult]: Stem: 30834#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 30825#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 30826#L551 assume !(main_~length~0#1 < 1); 30832#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 30827#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 30828#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30819#L556 assume !(main_~val~0#1 < 0); 30820#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30821#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30833#L556 assume !(main_~val~0#1 < 0); 30891#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30890#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30889#L556 assume !(main_~val~0#1 < 0); 30888#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30887#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30886#L556 assume !(main_~val~0#1 < 0); 30885#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30884#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30883#L556 assume !(main_~val~0#1 < 0); 30882#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30881#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30880#L556 assume !(main_~val~0#1 < 0); 30879#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30878#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30877#L556 assume !(main_~val~0#1 < 0); 30876#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30875#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30874#L556 assume !(main_~val~0#1 < 0); 30873#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30872#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30871#L556 assume !(main_~val~0#1 < 0); 30870#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30869#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30868#L556 assume !(main_~val~0#1 < 0); 30867#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30866#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30865#L556 assume !(main_~val~0#1 < 0); 30864#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30863#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30862#L556 assume !(main_~val~0#1 < 0); 30861#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30860#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30859#L556 assume !(main_~val~0#1 < 0); 30858#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30857#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30856#L556 assume !(main_~val~0#1 < 0); 30855#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30854#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30853#L556 assume !(main_~val~0#1 < 0); 30852#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30851#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30850#L556 assume !(main_~val~0#1 < 0); 30849#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30848#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30847#L556 assume !(main_~val~0#1 < 0); 30846#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30845#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 30841#L556 assume !(main_~val~0#1 < 0); 30843#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 30840#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 30835#L554-3 main_~j~0#1 := 0; 30822#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30823#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30836#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30817#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30818#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30824#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30966#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30965#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30964#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30962#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30961#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30960#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30959#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30957#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30956#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30955#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30954#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30952#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30951#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30950#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30949#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30947#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30946#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30945#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30944#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30942#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30941#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30940#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30939#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30937#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30936#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30935#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30934#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30932#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30931#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30930#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30929#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30927#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30926#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30925#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30924#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30922#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30921#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30920#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30919#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30917#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30916#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30915#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30914#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30912#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30911#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30910#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30909#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30907#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30906#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30905#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30904#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30902#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30901#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30900#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30899#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30897#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30896#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30895#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30894#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30893#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30842#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 30839#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 30837#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 30830#L562-3 [2024-11-13 13:41:45,025 INFO L747 eck$LassoCheckResult]: Loop: 30830#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 30829#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 30830#L562-3 [2024-11-13 13:41:45,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:45,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1638935817, now seen corresponding path program 35 times [2024-11-13 13:41:45,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:41:45,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440115206] [2024-11-13 13:41:45,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:41:45,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:41:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:41:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:41:45,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:45,192 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 35 times [2024-11-13 13:41:45,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:41:45,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632769177] [2024-11-13 13:41:45,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:41:45,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:41:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:41:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:41:45,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:41:45,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1235676050, now seen corresponding path program 17 times [2024-11-13 13:41:45,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:41:45,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81935879] [2024-11-13 13:41:45,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:41:45,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:41:45,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:41:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:41:45,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:44:32,795 WARN L286 SmtUtils]: Spent 2.79m on a formula simplification. DAG size of input: 558 DAG size of output: 407 (called from [L 276] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2024-11-13 13:44:34,185 INFO L204 LassoAnalysis]: Preferences: [2024-11-13 13:44:34,185 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-13 13:44:34,186 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-13 13:44:34,186 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-13 13:44:34,186 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-13 13:44:34,186 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:34,186 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-13 13:44:34,186 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-13 13:44:34,186 INFO L132 ssoRankerPreferences]: Filename of dumped script: count_down-alloca-2.i_Iteration39_Lasso [2024-11-13 13:44:34,186 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-13 13:44:34,186 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-13 13:44:34,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,190 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,193 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,195 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,196 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,198 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:34,200 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:41,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-13 13:44:42,596 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-13 13:44:42,596 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-13 13:44:42,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,598 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Waiting until timeout for monitored process [2024-11-13 13:44:42,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,611 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:44:42,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:44:42,615 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (364)] Ended with exit code 0 [2024-11-13 13:44:42,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,628 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Waiting until timeout for monitored process [2024-11-13 13:44:42,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:44:42,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:44:42,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:44:42,642 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (365)] Ended with exit code 0 [2024-11-13 13:44:42,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,657 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Waiting until timeout for monitored process [2024-11-13 13:44:42,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:44:42,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:44:42,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:44:42,670 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (366)] Ended with exit code 0 [2024-11-13 13:44:42,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,683 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Waiting until timeout for monitored process [2024-11-13 13:44:42,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:44:42,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:44:42,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:44:42,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (367)] Ended with exit code 0 [2024-11-13 13:44:42,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,709 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Waiting until timeout for monitored process [2024-11-13 13:44:42,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:44:42,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:44:42,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:44:42,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (368)] Ended with exit code 0 [2024-11-13 13:44:42,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,736 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Waiting until timeout for monitored process [2024-11-13 13:44:42,737 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 [2024-11-13 13:44:42,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-13 13:44:42,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,748 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-13 13:44:42,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-13 13:44:42,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (369)] Ended with exit code 0 [2024-11-13 13:44:42,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,762 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Waiting until timeout for monitored process [2024-11-13 13:44:42,763 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 [2024-11-13 13:44:42,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:44:42,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:44:42,778 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (370)] Ended with exit code 0 [2024-11-13 13:44:42,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,791 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Waiting until timeout for monitored process [2024-11-13 13:44:42,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,803 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:44:42,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:44:42,811 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-13 13:44:42,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (371)] Ended with exit code 0 [2024-11-13 13:44:42,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,824 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Waiting until timeout for monitored process [2024-11-13 13:44:42,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-13 13:44:42,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-13 13:44:42,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-13 13:44:42,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-13 13:44:42,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-13 13:44:42,839 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-13 13:44:42,839 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-13 13:44:42,847 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-13 13:44:42,860 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2024-11-13 13:44:42,860 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-13 13:44:42,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-13 13:44:42,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:42,862 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-13 13:44:42,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Waiting until timeout for monitored process [2024-11-13 13:44:42,885 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-13 13:44:42,899 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-13 13:44:42,899 INFO L474 LassoAnalysis]: Proved termination. [2024-11-13 13:44:42,899 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 68)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~arr~0#1.base) 68)_1 Supporting invariants [] [2024-11-13 13:44:42,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (372)] Ended with exit code 0 [2024-11-13 13:44:43,234 INFO L156 tatePredicateManager]: 72 out of 73 supporting invariants were superfluous and have been removed [2024-11-13 13:44:43,236 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-13 13:44:43,236 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-13 13:44:43,236 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~arr~0!base,]]] [2024-11-13 13:44:43,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:43,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 13:44:43,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:44,192 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:44:44,193 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:44,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:44,225 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.20 stem predicates 2 loop predicates [2024-11-13 13:44:44,225 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58 Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:44,318 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58. Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 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 152 states and 191 transitions. Complement of second has 5 states. [2024-11-13 13:44:44,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:44:44,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:44:44,319 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 130 letters. Loop has 2 letters. [2024-11-13 13:44:44,319 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:44:44,319 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:44:44,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:44,417 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 13:44:44,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:45,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:45,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:44:45,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:45,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.20 stem predicates 2 loop predicates [2024-11-13 13:44:45,357 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58 Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:45,425 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58. Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 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 152 states and 191 transitions. Complement of second has 5 states. [2024-11-13 13:44:45,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 3 stem states 0 non-accepting loop states 1 accepting loop states [2024-11-13 13:44:45,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:45,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2024-11-13 13:44:45,426 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 130 letters. Loop has 2 letters. [2024-11-13 13:44:45,427 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:44:45,427 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-13 13:44:45,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:45,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-13 13:44:45,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:45,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (373)] Forceful destruction successful, exit code 0 [2024-11-13 13:44:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:46,414 INFO L255 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 13:44:46,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:46,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:46,446 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.20 stem predicates 2 loop predicates [2024-11-13 13:44:46,446 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58 Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:47,418 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 151 states and 189 transitions. cyclomatic complexity: 58. Second operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 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 182 states and 240 transitions. Complement of second has 43 states. [2024-11-13 13:44:47,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 24 states 20 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-13 13:44:47,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 3.6818181818181817) internal successors, (81), 22 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:47,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 128 transitions. [2024-11-13 13:44:47,419 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 128 transitions. Stem has 130 letters. Loop has 2 letters. [2024-11-13 13:44:47,421 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:44:47,421 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 128 transitions. Stem has 132 letters. Loop has 2 letters. [2024-11-13 13:44:47,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:44:47,422 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 128 transitions. Stem has 130 letters. Loop has 4 letters. [2024-11-13 13:44:47,422 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-13 13:44:47,422 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 182 states and 240 transitions. [2024-11-13 13:44:47,423 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:44:47,423 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 182 states to 177 states and 233 transitions. [2024-11-13 13:44:47,423 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-13 13:44:47,424 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-13 13:44:47,424 INFO L73 IsDeterministic]: Start isDeterministic. Operand 177 states and 233 transitions. [2024-11-13 13:44:47,424 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:44:47,424 INFO L218 hiAutomatonCegarLoop]: Abstraction has 177 states and 233 transitions. [2024-11-13 13:44:47,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states and 233 transitions. [2024-11-13 13:44:47,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 156. [2024-11-13 13:44:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 156 states have (on average 1.25) internal successors, (195), 155 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 195 transitions. [2024-11-13 13:44:47,427 INFO L240 hiAutomatonCegarLoop]: Abstraction has 156 states and 195 transitions. [2024-11-13 13:44:47,427 INFO L424 stractBuchiCegarLoop]: Abstraction has 156 states and 195 transitions. [2024-11-13 13:44:47,427 INFO L331 stractBuchiCegarLoop]: ======== Iteration 40 ============ [2024-11-13 13:44:47,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 156 states and 195 transitions. [2024-11-13 13:44:47,428 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:44:47,428 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:44:47,428 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:44:47,428 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:44:47,429 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:44:47,429 INFO L745 eck$LassoCheckResult]: Stem: 33111#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 33102#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 33103#L551 assume !(main_~length~0#1 < 1); 33109#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 33104#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 33105#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33095#L556 assume !(main_~val~0#1 < 0); 33096#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33097#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33110#L556 assume !(main_~val~0#1 < 0); 33163#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33162#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33161#L556 assume !(main_~val~0#1 < 0); 33160#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33159#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33158#L556 assume !(main_~val~0#1 < 0); 33157#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33156#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33155#L556 assume !(main_~val~0#1 < 0); 33154#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33153#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33152#L556 assume !(main_~val~0#1 < 0); 33151#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33150#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33149#L556 assume !(main_~val~0#1 < 0); 33148#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33147#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33146#L556 assume !(main_~val~0#1 < 0); 33145#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33144#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33143#L556 assume !(main_~val~0#1 < 0); 33142#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33141#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33140#L556 assume !(main_~val~0#1 < 0); 33139#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33138#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33137#L556 assume !(main_~val~0#1 < 0); 33136#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33135#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33134#L556 assume !(main_~val~0#1 < 0); 33133#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33132#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33131#L556 assume !(main_~val~0#1 < 0); 33130#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33129#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33128#L556 assume !(main_~val~0#1 < 0); 33127#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33126#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33125#L556 assume !(main_~val~0#1 < 0); 33124#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33123#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33122#L556 assume !(main_~val~0#1 < 0); 33121#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33120#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33119#L556 assume !(main_~val~0#1 < 0); 33118#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33117#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 33115#L556 assume !(main_~val~0#1 < 0); 33116#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 33114#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 33112#L554-3 main_~j~0#1 := 0; 33098#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33099#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33247#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33246#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33100#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33101#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33113#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33093#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33094#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33244#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33243#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33242#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33241#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33239#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33238#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33237#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33236#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33234#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33233#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33232#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33231#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33229#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33228#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33227#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33226#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33224#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33223#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33222#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33221#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33219#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33218#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33217#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33216#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33214#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33213#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33212#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33211#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33209#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33208#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33207#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33206#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33204#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33203#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33202#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33201#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33199#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33198#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33197#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33196#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33194#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33193#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33192#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33191#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33189#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33188#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33187#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33186#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33184#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33183#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33182#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33181#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33179#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33178#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33177#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33176#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33174#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33173#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33172#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33171#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33170#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33167#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 33166#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 33164#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 33107#L562-3 [2024-11-13 13:44:47,429 INFO L747 eck$LassoCheckResult]: Loop: 33107#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 33106#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 33107#L562-3 [2024-11-13 13:44:47,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:47,429 INFO L85 PathProgramCache]: Analyzing trace with hash -2073710561, now seen corresponding path program 36 times [2024-11-13 13:44:47,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:47,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764461806] [2024-11-13 13:44:47,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:47,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:44:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 561 proven. 546 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:48,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:44:48,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764461806] [2024-11-13 13:44:48,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764461806] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:44:48,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649611851] [2024-11-13 13:44:48,458 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-13 13:44:48,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:44:48,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:44:48,459 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:44:48,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d6f33a-a2c1-4a50-a87c-b34e9614795f/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (374)] Waiting until timeout for monitored process [2024-11-13 13:44:49,768 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2024-11-13 13:44:49,768 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 13:44:49,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-13 13:44:49,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:44:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 630 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:50,817 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:44:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 630 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:44:51,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649611851] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:44:51,590 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:44:51,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 40, 40] total 61 [2024-11-13 13:44:51,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305294483] [2024-11-13 13:44:51,590 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:44:51,590 INFO L750 eck$LassoCheckResult]: stem already infeasible [2024-11-13 13:44:51,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:51,591 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 36 times [2024-11-13 13:44:51,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:51,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13854010] [2024-11-13 13:44:51,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:51,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:51,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:51,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:51,599 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:44:51,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:44:51,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2024-11-13 13:44:51,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=865, Invalid=2917, Unknown=0, NotChecked=0, Total=3782 [2024-11-13 13:44:51,647 INFO L87 Difference]: Start difference. First operand 156 states and 195 transitions. cyclomatic complexity: 60 Second operand has 62 states, 61 states have (on average 3.557377049180328) internal successors, (217), 62 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:52,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:44:52,141 INFO L93 Difference]: Finished difference Result 253 states and 312 transitions. [2024-11-13 13:44:52,141 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 253 states and 312 transitions. [2024-11-13 13:44:52,142 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:44:52,143 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 253 states to 161 states and 202 transitions. [2024-11-13 13:44:52,143 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-13 13:44:52,143 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-13 13:44:52,143 INFO L73 IsDeterministic]: Start isDeterministic. Operand 161 states and 202 transitions. [2024-11-13 13:44:52,143 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-13 13:44:52,143 INFO L218 hiAutomatonCegarLoop]: Abstraction has 161 states and 202 transitions. [2024-11-13 13:44:52,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states and 202 transitions. [2024-11-13 13:44:52,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 159. [2024-11-13 13:44:52,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 159 states have (on average 1.251572327044025) internal successors, (199), 158 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:44:52,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 199 transitions. [2024-11-13 13:44:52,146 INFO L240 hiAutomatonCegarLoop]: Abstraction has 159 states and 199 transitions. [2024-11-13 13:44:52,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2024-11-13 13:44:52,147 INFO L424 stractBuchiCegarLoop]: Abstraction has 159 states and 199 transitions. [2024-11-13 13:44:52,147 INFO L331 stractBuchiCegarLoop]: ======== Iteration 41 ============ [2024-11-13 13:44:52,147 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 159 states and 199 transitions. [2024-11-13 13:44:52,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-13 13:44:52,147 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-13 13:44:52,147 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-13 13:44:52,148 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [19, 19, 19, 19, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:44:52,148 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-13 13:44:52,149 INFO L745 eck$LassoCheckResult]: Stem: 34382#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 34373#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~nondet4#1, main_#t~post5#1, main_#t~mem6#1, main_#t~mem7#1, main_#t~post8#1, main_#t~post9#1, main_~i~0#1, main_~j~0#1, main_~val~0#1, main_~length~0#1, main_~arr~0#1.base, main_~arr~0#1.offset;havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~val~0#1;havoc main_#t~nondet2#1;main_~length~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1; 34374#L551 assume !(main_~length~0#1 < 1); 34380#L551-2 call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4 * main_~length~0#1 % 18446744073709551616);main_~arr~0#1.base, main_~arr~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset; 34375#L553 assume !(main_~arr~0#1.base == 0 && main_~arr~0#1.offset == 0);main_~i~0#1 := 0; 34376#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34367#L556 assume !(main_~val~0#1 < 0); 34368#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34369#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34381#L556 assume !(main_~val~0#1 < 0); 34442#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34441#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34440#L556 assume !(main_~val~0#1 < 0); 34439#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34438#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34437#L556 assume !(main_~val~0#1 < 0); 34436#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34435#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34434#L556 assume !(main_~val~0#1 < 0); 34433#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34432#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34431#L556 assume !(main_~val~0#1 < 0); 34430#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34429#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34428#L556 assume !(main_~val~0#1 < 0); 34427#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34426#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34425#L556 assume !(main_~val~0#1 < 0); 34424#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34423#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34422#L556 assume !(main_~val~0#1 < 0); 34421#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34420#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34419#L556 assume !(main_~val~0#1 < 0); 34418#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34417#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34416#L556 assume !(main_~val~0#1 < 0); 34415#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34414#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34413#L556 assume !(main_~val~0#1 < 0); 34412#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34411#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34410#L556 assume !(main_~val~0#1 < 0); 34409#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34408#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34407#L556 assume !(main_~val~0#1 < 0); 34406#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34405#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34404#L556 assume !(main_~val~0#1 < 0); 34403#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34402#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34401#L556 assume !(main_~val~0#1 < 0); 34400#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34399#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34398#L556 assume !(main_~val~0#1 < 0); 34397#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34396#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34395#L556 assume !(main_~val~0#1 < 0); 34394#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34393#L554-2 assume !!(main_~i~0#1 < main_~length~0#1);havoc main_#t~nondet4#1;main_~val~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 34389#L556 assume !(main_~val~0#1 < 0); 34391#L556-2 call write~int#0(main_~val~0#1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~i~0#1, 4);main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 34388#L554-2 assume !(main_~i~0#1 < main_~length~0#1); 34383#L554-3 main_~j~0#1 := 0; 34370#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34371#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34384#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34365#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34366#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34372#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34522#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34521#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34520#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34518#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34517#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34516#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34515#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34513#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34512#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34511#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34510#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34508#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34507#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34506#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34505#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34503#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34502#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34501#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34500#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34498#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34497#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34496#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34495#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34493#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34492#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34491#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34490#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34488#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34487#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34486#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34485#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34483#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34482#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34481#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34480#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34478#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34477#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34476#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34475#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34473#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34472#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34471#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34470#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34468#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34467#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34466#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34465#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34463#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34462#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34461#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34460#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34458#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34457#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34456#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34455#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34453#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34452#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34451#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34450#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34448#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34447#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34446#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34445#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34444#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34390#L562-1 assume !(main_#t~mem6#1 > 0);havoc main_#t~mem6#1; 34387#L562-4 main_#t~post9#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post9#1;havoc main_#t~post9#1; 34385#L561-2 assume !!(main_~j~0#1 < main_~length~0#1); 34378#L562-3 [2024-11-13 13:44:52,149 INFO L747 eck$LassoCheckResult]: Loop: 34378#L562-3 call main_#t~mem6#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4); 34377#L562-1 assume !!(main_#t~mem6#1 > 0);havoc main_#t~mem6#1;call main_#t~mem7#1 := read~int#0(main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);main_#t~post8#1 := main_#t~mem7#1;call write~int#0(main_#t~post8#1 - 1, main_~arr~0#1.base, main_~arr~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~mem7#1;havoc main_#t~post8#1; 34378#L562-3 [2024-11-13 13:44:52,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:52,149 INFO L85 PathProgramCache]: Analyzing trace with hash 848891161, now seen corresponding path program 37 times [2024-11-13 13:44:52,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:52,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918237260] [2024-11-13 13:44:52,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:52,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,307 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:44:52,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:52,307 INFO L85 PathProgramCache]: Analyzing trace with hash 2406, now seen corresponding path program 37 times [2024-11-13 13:44:52,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:52,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751320478] [2024-11-13 13:44:52,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:52,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,311 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,314 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:44:52,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:44:52,315 INFO L85 PathProgramCache]: Analyzing trace with hash -259379074, now seen corresponding path program 18 times [2024-11-13 13:44:52,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:44:52,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032284275] [2024-11-13 13:44:52,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:44:52,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:44:52,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:44:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:44:52,448 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace