./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 56160afe0156ee9cb1db810e306de9e54e614e31d545b68546457414a273604d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:10:27,496 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:10:27,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:10:27,646 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:10:27,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:10:27,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:10:27,691 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:10:27,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:10:27,692 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:10:27,697 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:10:27,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:10:27,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:10:27,700 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:10:27,702 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:10:27,703 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:10:27,703 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:10:27,704 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:10:27,704 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:10:27,704 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:10:27,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:10:27,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:10:27,706 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:10:27,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:10:27,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:10:27,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:10:27,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:10:27,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:10:27,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:10:27,709 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:10:27,710 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:10:27,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:10:27,711 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:10:27,712 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:10:27,712 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:10:27,712 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:10:27,713 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:10:27,713 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:10:27,714 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:10:27,714 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56160afe0156ee9cb1db810e306de9e54e614e31d545b68546457414a273604d [2023-11-21 22:10:28,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:10:28,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:10:28,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:10:28,089 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:10:28,089 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:10:28,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i [2023-11-21 22:10:31,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:10:31,596 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:10:31,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/sv-benchmarks/c/array-memsafety/insertionsort-alloca-1.i [2023-11-21 22:10:31,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/data/740a49464/60e80ffdd77b40c3b394c667f66a9e2a/FLAGfaa24d2bc [2023-11-21 22:10:31,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/data/740a49464/60e80ffdd77b40c3b394c667f66a9e2a [2023-11-21 22:10:31,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:10:31,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:10:31,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:31,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:10:31,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:10:31,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:31" (1/1) ... [2023-11-21 22:10:31,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@732367c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:31, skipping insertion in model container [2023-11-21 22:10:31,664 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:31" (1/1) ... [2023-11-21 22:10:31,727 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:10:32,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:32,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:10:32,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:32,211 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:10:32,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32 WrapperNode [2023-11-21 22:10:32,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:32,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:32,213 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:10:32,213 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:10:32,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,259 INFO L138 Inliner]: procedures = 116, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-11-21 22:10:32,259 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:32,260 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:10:32,260 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:10:32,260 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:10:32,276 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,284 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,300 INFO L187 HeapSplitter]: Split 6 memory accesses to 1 slices as follows [6] [2023-11-21 22:10:32,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:10:32,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:10:32,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:10:32,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:10:32,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (1/1) ... [2023-11-21 22:10:32,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:32,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:32,362 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:32,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:10:32,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:10:32,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:10:32,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:10:32,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:10:32,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:10:32,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:10:32,505 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:10:32,507 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:10:32,653 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:10:32,662 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:10:32,663 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 22:10:32,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:32 BoogieIcfgContainer [2023-11-21 22:10:32,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:10:32,666 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:10:32,666 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:10:32,670 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:10:32,671 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:10:32,671 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:10:31" (1/3) ... [2023-11-21 22:10:32,672 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a17c0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:10:32, skipping insertion in model container [2023-11-21 22:10:32,672 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:10:32,672 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:32" (2/3) ... [2023-11-21 22:10:32,673 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a17c0af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:10:32, skipping insertion in model container [2023-11-21 22:10:32,673 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:10:32,673 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:32" (3/3) ... [2023-11-21 22:10:32,674 INFO L332 chiAutomizerObserver]: Analyzing ICFG insertionsort-alloca-1.i [2023-11-21 22:10:32,729 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:10:32,730 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:10:32,730 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:10:32,730 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:10:32,730 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:10:32,731 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:10:32,731 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:10:32,731 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:10:32,737 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) [2023-11-21 22:10:32,756 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-21 22:10:32,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:32,757 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:32,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-21 22:10:32,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:10:32,763 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:10:32,763 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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) [2023-11-21 22:10:32,765 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-21 22:10:32,765 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:32,765 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:32,766 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-21 22:10:32,766 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:10:32,775 INFO L748 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 2#L525true assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 11#L525-2true call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 7#L530-3true [2023-11-21 22:10:32,775 INFO L750 eck$LassoCheckResult]: Loop: 7#L530-3true assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 4#L530-2true main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 7#L530-3true [2023-11-21 22:10:32,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:32,781 INFO L85 PathProgramCache]: Analyzing trace with hash 925669, now seen corresponding path program 1 times [2023-11-21 22:10:32,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:32,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932179673] [2023-11-21 22:10:32,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:32,900 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:32,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:32,933 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:32,936 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:32,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1507, now seen corresponding path program 1 times [2023-11-21 22:10:32,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:32,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710448268] [2023-11-21 22:10:32,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:32,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:32,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:32,961 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:32,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:32,964 INFO L85 PathProgramCache]: Analyzing trace with hash 889568455, now seen corresponding path program 1 times [2023-11-21 22:10:32,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:32,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340000873] [2023-11-21 22:10:32,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:32,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:33,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:33,025 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:33,436 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:10:33,437 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:10:33,438 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:10:33,438 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:10:33,438 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:10:33,438 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:33,438 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:10:33,438 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:10:33,439 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration1_Lasso [2023-11-21 22:10:33,439 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:10:33,439 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:10:33,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,724 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:33,728 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:34,058 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:10:34,062 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:10:34,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:34,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:34,067 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:34,082 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 [2023-11-21 22:10:34,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:34,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:34,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-21 22:10:34,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:34,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:34,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:34,098 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:34,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:34,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:34,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:34,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:34,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:34,141 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:34,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:34,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:34,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:34,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:34,170 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:34,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-21 22:10:34,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:34,180 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:34,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:34,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:34,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:34,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:34,219 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:34,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:34,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:34,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:34,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:34,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:34,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:34,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:34,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-21 22:10:34,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:34,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:34,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:34,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:34,277 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:34,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-21 22:10:34,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:34,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:34,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:34,297 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:34,297 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:34,318 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:34,318 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:34,343 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:10:34,420 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver. [2023-11-21 22:10:34,420 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2023-11-21 22:10:34,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:34,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:34,458 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:34,469 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:10:34,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 22:10:34,497 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:10:34,497 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:10:34,498 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~array_size~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~array_size~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2023-11-21 22:10:34,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:34,538 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed [2023-11-21 22:10:34,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:34,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:34,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:10:34,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:34,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:34,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:10:34,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:34,708 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 [2023-11-21 22:10:34,711 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:34,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 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 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 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 33 states and 48 transitions. Complement of second has 8 states. [2023-11-21 22:10:34,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:34,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:34,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2023-11-21 22:10:34,768 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-21 22:10:34,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:34,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-21 22:10:34,769 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:34,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 4 letters. Loop has 4 letters. [2023-11-21 22:10:34,770 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:34,771 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 48 transitions. [2023-11-21 22:10:34,774 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:34,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 15 states and 21 transitions. [2023-11-21 22:10:34,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-21 22:10:34,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-21 22:10:34,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2023-11-21 22:10:34,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:10:34,780 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-21 22:10:34,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2023-11-21 22:10:34,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-21 22:10:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 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) [2023-11-21 22:10:34,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2023-11-21 22:10:34,809 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-21 22:10:34,809 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-21 22:10:34,809 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:10:34,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2023-11-21 22:10:34,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:34,810 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:34,810 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:34,811 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:34,811 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:10:34,812 INFO L748 eck$LassoCheckResult]: Stem: 121#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 118#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 108#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 109#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 115#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 116#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 113#L515-3 [2023-11-21 22:10:34,812 INFO L750 eck$LassoCheckResult]: Loop: 113#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 114#L518-6 assume !true; 119#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 112#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 113#L515-3 [2023-11-21 22:10:34,812 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:34,813 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 1 times [2023-11-21 22:10:34,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:34,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792868928] [2023-11-21 22:10:34,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:34,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:34,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:34,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:34,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792868928] [2023-11-21 22:10:34,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [792868928] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:34,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:34,938 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:10:34,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984419273] [2023-11-21 22:10:34,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:34,941 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-21 22:10:34,942 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:34,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1896758, now seen corresponding path program 1 times [2023-11-21 22:10:34,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:34,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710873491] [2023-11-21 22:10:34,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:34,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:34,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:34,982 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:34,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710873491] [2023-11-21 22:10:34,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710873491] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:34,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:34,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:10:34,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075704760] [2023-11-21 22:10:34,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:34,984 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:10:34,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:34,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:10:34,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:10:34,988 INFO L87 Difference]: Start difference. First operand 15 states and 21 transitions. cyclomatic complexity: 8 Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:34,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:34,994 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2023-11-21 22:10:34,994 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 20 transitions. [2023-11-21 22:10:34,995 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:34,996 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 15 states and 20 transitions. [2023-11-21 22:10:34,996 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-21 22:10:34,996 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-21 22:10:34,996 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 20 transitions. [2023-11-21 22:10:34,997 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:10:34,997 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2023-11-21 22:10:34,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 20 transitions. [2023-11-21 22:10:34,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-21 22:10:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.3333333333333333) internal successors, (20), 14 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) [2023-11-21 22:10:34,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 20 transitions. [2023-11-21 22:10:34,999 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 20 transitions. [2023-11-21 22:10:34,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:10:35,000 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 20 transitions. [2023-11-21 22:10:35,000 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:10:35,000 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 20 transitions. [2023-11-21 22:10:35,001 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:35,001 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:35,001 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:35,002 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:35,002 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:35,002 INFO L748 eck$LassoCheckResult]: Stem: 158#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 155#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 145#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 146#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 152#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 153#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 149#L515-3 [2023-11-21 22:10:35,002 INFO L750 eck$LassoCheckResult]: Loop: 149#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 150#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 156#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 159#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 157#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 151#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 149#L515-3 [2023-11-21 22:10:35,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:35,003 INFO L85 PathProgramCache]: Analyzing trace with hash 889568397, now seen corresponding path program 2 times [2023-11-21 22:10:35,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:35,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824372974] [2023-11-21 22:10:35,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:35,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:35,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:35,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:35,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824372974] [2023-11-21 22:10:35,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824372974] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:35,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:35,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-21 22:10:35,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988144791] [2023-11-21 22:10:35,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:35,101 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-21 22:10:35,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:35,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 1 times [2023-11-21 22:10:35,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:35,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366536123] [2023-11-21 22:10:35,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,149 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:35,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:35,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:10:35,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:10:35,372 INFO L87 Difference]: Start difference. First operand 15 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:35,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:35,403 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2023-11-21 22:10:35,403 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2023-11-21 22:10:35,405 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:35,406 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 20 transitions. [2023-11-21 22:10:35,407 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-21 22:10:35,407 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-21 22:10:35,407 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2023-11-21 22:10:35,407 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:10:35,407 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2023-11-21 22:10:35,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2023-11-21 22:10:35,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-11-21 22:10:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.2666666666666666) internal successors, (19), 14 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) [2023-11-21 22:10:35,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 19 transitions. [2023-11-21 22:10:35,415 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 19 transitions. [2023-11-21 22:10:35,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:10:35,417 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 19 transitions. [2023-11-21 22:10:35,418 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:10:35,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 19 transitions. [2023-11-21 22:10:35,422 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:35,423 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:35,423 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:35,423 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:35,424 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:35,424 INFO L748 eck$LassoCheckResult]: Stem: 196#$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~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 183#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 184#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 190#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 185#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 186#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 191#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 187#L515-3 [2023-11-21 22:10:35,424 INFO L750 eck$LassoCheckResult]: Loop: 187#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 188#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 194#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 197#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 195#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 189#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 187#L515-3 [2023-11-21 22:10:35,425 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:35,425 INFO L85 PathProgramCache]: Analyzing trace with hash 176793839, now seen corresponding path program 1 times [2023-11-21 22:10:35,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:35,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1543275285] [2023-11-21 22:10:35,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:35,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,463 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:35,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,501 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:35,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:35,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 2 times [2023-11-21 22:10:35,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:35,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706632098] [2023-11-21 22:10:35,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:35,556 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:35,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:35,557 INFO L85 PathProgramCache]: Analyzing trace with hash -259891877, now seen corresponding path program 1 times [2023-11-21 22:10:35,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:35,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323454454] [2023-11-21 22:10:35,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:35,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:35,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:35,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:35,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323454454] [2023-11-21 22:10:35,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323454454] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:10:35,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131124321] [2023-11-21 22:10:35,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:35,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:10:35,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:35,825 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:10:35,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-21 22:10:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:35,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 22:10:35,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:35,963 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:10:36,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:36,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131124321] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:10:36,017 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:10:36,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2023-11-21 22:10:36,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280045278] [2023-11-21 22:10:36,018 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:10:36,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:36,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-21 22:10:36,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-21 22:10:36,188 INFO L87 Difference]: Start difference. First operand 15 states and 19 transitions. cyclomatic complexity: 6 Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 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) [2023-11-21 22:10:36,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:36,269 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2023-11-21 22:10:36,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2023-11-21 22:10:36,270 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:36,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 18 states and 21 transitions. [2023-11-21 22:10:36,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-21 22:10:36,271 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-21 22:10:36,271 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 21 transitions. [2023-11-21 22:10:36,272 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:10:36,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 21 transitions. [2023-11-21 22:10:36,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 21 transitions. [2023-11-21 22:10:36,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2023-11-21 22:10:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 16 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) [2023-11-21 22:10:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 20 transitions. [2023-11-21 22:10:36,274 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-11-21 22:10:36,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:10:36,276 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 20 transitions. [2023-11-21 22:10:36,276 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:10:36,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 20 transitions. [2023-11-21 22:10:36,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2023-11-21 22:10:36,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:36,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:36,280 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:36,280 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:36,280 INFO L748 eck$LassoCheckResult]: Stem: 336#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 333#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 323#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 324#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 331#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 325#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 326#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 332#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 339#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 337#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 328#L515-3 [2023-11-21 22:10:36,281 INFO L750 eck$LassoCheckResult]: Loop: 328#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 329#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 334#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 338#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 335#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 327#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 328#L515-3 [2023-11-21 22:10:36,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:36,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1899756335, now seen corresponding path program 2 times [2023-11-21 22:10:36,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:36,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524070109] [2023-11-21 22:10:36,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:36,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:36,337 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:36,338 INFO L85 PathProgramCache]: Analyzing trace with hash 1808506605, now seen corresponding path program 3 times [2023-11-21 22:10:36,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:36,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824120848] [2023-11-21 22:10:36,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:36,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,352 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:36,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:36,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1804388285, now seen corresponding path program 2 times [2023-11-21 22:10:36,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:36,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329568659] [2023-11-21 22:10:36,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:36,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:36,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:36,421 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:36,971 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:10:36,971 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:10:36,971 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:10:36,972 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:10:36,972 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:10:36,972 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:36,972 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:10:36,972 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:10:36,972 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration5_Lasso [2023-11-21 22:10:36,972 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:10:36,973 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:10:36,977 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:36,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,387 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,398 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,410 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,412 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,415 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:37,866 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:10:37,869 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:10:37,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:37,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:37,872 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:37,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:37,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:37,898 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:37,898 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:37,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:37,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:37,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:37,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 22:10:37,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:37,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:37,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:37,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:37,937 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:37,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:37,958 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:37,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:37,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:37,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:37,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 22:10:37,965 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:37,965 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:37,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:38,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:38,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:38,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:38,009 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:38,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:38,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:38,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:38,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:38,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:38,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 22:10:38,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:38,051 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:38,079 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:10:38,177 INFO L443 ModelExtractionUtils]: Simplification made 29 calls to the SMT solver. [2023-11-21 22:10:38,178 INFO L444 ModelExtractionUtils]: 8 out of 37 variables were initially zero. Simplification set additionally 24 variables to zero. [2023-11-21 22:10:38,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:38,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:38,180 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:38,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 22:10:38,193 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:10:38,215 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-21 22:10:38,215 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:10:38,216 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~i~0#1) = -2*ULTIMATE.start_insertionSort_~i~0#1 + 3 Supporting invariants [-1*ULTIMATE.start_insertionSort_~array_size#1 + 2 >= 0] [2023-11-21 22:10:38,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:38,262 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2023-11-21 22:10:38,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:38,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 22:10:38,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:38,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:38,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:10:38,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:38,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:38,466 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-21 22:10:38,466 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:38,597 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 20 transitions. cyclomatic complexity: 5. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 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 47 transitions. Complement of second has 10 states. [2023-11-21 22:10:38,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2023-11-21 22:10:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 25 transitions. [2023-11-21 22:10:38,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 25 transitions. Stem has 10 letters. Loop has 6 letters. [2023-11-21 22:10:38,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:38,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 25 transitions. Stem has 16 letters. Loop has 6 letters. [2023-11-21 22:10:38,603 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:38,603 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 25 transitions. Stem has 10 letters. Loop has 12 letters. [2023-11-21 22:10:38,603 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:38,604 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 47 transitions. [2023-11-21 22:10:38,605 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:38,606 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 36 states and 45 transitions. [2023-11-21 22:10:38,607 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-11-21 22:10:38,607 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2023-11-21 22:10:38,607 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2023-11-21 22:10:38,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:10:38,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2023-11-21 22:10:38,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2023-11-21 22:10:38,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2023-11-21 22:10:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.28125) internal successors, (41), 31 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) [2023-11-21 22:10:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 41 transitions. [2023-11-21 22:10:38,614 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-21 22:10:38,615 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 41 transitions. [2023-11-21 22:10:38,615 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:10:38,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 41 transitions. [2023-11-21 22:10:38,618 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:38,619 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:38,619 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:38,619 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:38,620 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:10:38,620 INFO L748 eck$LassoCheckResult]: Stem: 519#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 512#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 496#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 497#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 507#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 508#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 527#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 526#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 525#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 524#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 523#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 504#L518-6 [2023-11-21 22:10:38,620 INFO L750 eck$LassoCheckResult]: Loop: 504#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 513#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 517#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int#0(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 510#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 504#L518-6 [2023-11-21 22:10:38,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:38,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1237095790, now seen corresponding path program 1 times [2023-11-21 22:10:38,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:38,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916595188] [2023-11-21 22:10:38,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:38,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:38,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,664 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:38,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:38,665 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 1 times [2023-11-21 22:10:38,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:38,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319670896] [2023-11-21 22:10:38,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:38,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,671 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,685 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:38,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:38,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1166584787, now seen corresponding path program 1 times [2023-11-21 22:10:38,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:38,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107028908] [2023-11-21 22:10:38,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:38,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:38,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:39,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:39,368 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:10:39,368 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:10:39,368 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:10:39,368 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:10:39,368 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:10:39,368 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:39,368 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:10:39,369 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:10:39,369 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration6_Lasso [2023-11-21 22:10:39,369 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:10:39,369 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:10:39,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,382 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,826 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:39,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:40,209 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:10:40,209 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:10:40,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,213 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,225 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 [2023-11-21 22:10:40,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,238 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 22:10:40,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,272 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,293 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 22:10:40,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,323 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,340 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,341 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 22:10:40,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,369 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-21 22:10:40,376 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,390 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,401 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,426 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,449 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-21 22:10:40,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,484 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 22:10:40,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,542 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 22:10:40,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,598 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,604 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 [2023-11-21 22:10:40,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,618 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 22:10:40,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,653 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,665 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 22:10:40,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,715 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 22:10:40,729 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 [2023-11-21 22:10:40,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:40,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:40,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:40,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,780 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,784 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 [2023-11-21 22:10:40,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 22:10:40,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:40,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,840 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 22:10:40,841 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 [2023-11-21 22:10:40,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,853 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-21 22:10:40,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,874 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:40,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 22:10:40,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,886 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,892 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,892 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:40,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-21 22:10:40,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:40,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:40,926 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:40,932 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 [2023-11-21 22:10:40,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:40,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:40,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:40,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:40,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 22:10:40,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:40,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:40,987 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:10:41,054 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2023-11-21 22:10:41,054 INFO L444 ModelExtractionUtils]: 7 out of 34 variables were initially zero. Simplification set additionally 25 variables to zero. [2023-11-21 22:10:41,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:41,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:41,056 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:41,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 22:10:41,060 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:10:41,093 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:10:41,093 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:10:41,093 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~j~0#1) = 1*ULTIMATE.start_insertionSort_~j~0#1 Supporting invariants [] [2023-11-21 22:10:41,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:41,132 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2023-11-21 22:10:41,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:41,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:10:41,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:41,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:10:41,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:41,243 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 22:10:41,243 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2023-11-21 22:10:41,294 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 41 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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 86 states and 109 transitions. Complement of second has 9 states. [2023-11-21 22:10:41,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:41,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2023-11-21 22:10:41,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2023-11-21 22:10:41,296 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 11 letters. Loop has 4 letters. [2023-11-21 22:10:41,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:41,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2023-11-21 22:10:41,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:41,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 11 letters. Loop has 8 letters. [2023-11-21 22:10:41,297 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:41,298 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 109 transitions. [2023-11-21 22:10:41,299 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:41,301 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 62 states and 79 transitions. [2023-11-21 22:10:41,301 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2023-11-21 22:10:41,302 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2023-11-21 22:10:41,302 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 79 transitions. [2023-11-21 22:10:41,302 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:10:41,302 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 79 transitions. [2023-11-21 22:10:41,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 79 transitions. [2023-11-21 22:10:41,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 46. [2023-11-21 22:10:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.326086956521739) internal successors, (61), 45 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) [2023-11-21 22:10:41,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2023-11-21 22:10:41,307 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2023-11-21 22:10:41,308 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 61 transitions. [2023-11-21 22:10:41,308 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:10:41,308 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. [2023-11-21 22:10:41,308 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:41,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:41,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:41,309 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:41,309 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:41,310 INFO L748 eck$LassoCheckResult]: Stem: 737#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 730#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 714#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 715#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 728#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 716#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 717#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 729#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 742#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 743#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 746#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 753#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 751#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 748#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 740#L518-1 assume !insertionSort_#t~short6#1; 735#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 733#L518-7 [2023-11-21 22:10:41,310 INFO L750 eck$LassoCheckResult]: Loop: 733#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 718#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 719#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 722#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 731#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 747#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 733#L518-7 [2023-11-21 22:10:41,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1270627995, now seen corresponding path program 1 times [2023-11-21 22:10:41,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:41,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726982014] [2023-11-21 22:10:41,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:41,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:41,370 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 22:10:41,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:41,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726982014] [2023-11-21 22:10:41,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726982014] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:41,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:41,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:10:41,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854806453] [2023-11-21 22:10:41,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:41,372 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-21 22:10:41,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1867919251, now seen corresponding path program 4 times [2023-11-21 22:10:41,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:41,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086147881] [2023-11-21 22:10:41,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:41,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,379 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:41,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:41,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:10:41,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:10:41,565 INFO L87 Difference]: Start difference. First operand 46 states and 61 transitions. cyclomatic complexity: 21 Second operand has 5 states, 5 states have (on average 2.4) internal successors, (12), 5 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:41,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:41,607 INFO L93 Difference]: Finished difference Result 67 states and 84 transitions. [2023-11-21 22:10:41,607 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 84 transitions. [2023-11-21 22:10:41,608 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:41,609 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 67 states and 84 transitions. [2023-11-21 22:10:41,609 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2023-11-21 22:10:41,610 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2023-11-21 22:10:41,610 INFO L73 IsDeterministic]: Start isDeterministic. Operand 67 states and 84 transitions. [2023-11-21 22:10:41,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:10:41,610 INFO L218 hiAutomatonCegarLoop]: Abstraction has 67 states and 84 transitions. [2023-11-21 22:10:41,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states and 84 transitions. [2023-11-21 22:10:41,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 51. [2023-11-21 22:10:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 50 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 67 transitions. [2023-11-21 22:10:41,614 INFO L240 hiAutomatonCegarLoop]: Abstraction has 51 states and 67 transitions. [2023-11-21 22:10:41,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:10:41,616 INFO L428 stractBuchiCegarLoop]: Abstraction has 51 states and 67 transitions. [2023-11-21 22:10:41,616 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:10:41,616 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 67 transitions. [2023-11-21 22:10:41,617 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2023-11-21 22:10:41,617 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:41,617 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:41,617 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:41,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:10:41,618 INFO L748 eck$LassoCheckResult]: Stem: 866#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 858#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 839#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 840#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 851#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 852#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 853#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 841#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 842#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 874#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 873#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 875#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 879#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 859#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 860#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 868#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 864#L518-7 [2023-11-21 22:10:41,618 INFO L750 eck$LassoCheckResult]: Loop: 864#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 848#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 849#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 855#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 876#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 877#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 864#L518-7 [2023-11-21 22:10:41,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,619 INFO L85 PathProgramCache]: Analyzing trace with hash 1270627933, now seen corresponding path program 1 times [2023-11-21 22:10:41,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:41,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498910098] [2023-11-21 22:10:41,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:41,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:41,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,651 INFO L85 PathProgramCache]: Analyzing trace with hash -1867919251, now seen corresponding path program 5 times [2023-11-21 22:10:41,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:41,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397870221] [2023-11-21 22:10:41,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:41,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:41,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:41,662 INFO L85 PathProgramCache]: Analyzing trace with hash -461579831, now seen corresponding path program 3 times [2023-11-21 22:10:41,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:41,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [694521352] [2023-11-21 22:10:41,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:41,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:42,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:42,522 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:10:42,522 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:10:42,523 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:10:42,523 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:10:42,523 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:10:42,523 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:42,523 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:10:42,523 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:10:42,523 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration8_Lasso [2023-11-21 22:10:42,523 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:10:42,523 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:10:42,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,550 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,556 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:42,559 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:43,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:43,308 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:43,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:43,848 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:10:43,849 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:10:43,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:43,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:43,850 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:43,856 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 [2023-11-21 22:10:43,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:43,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:43,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:43,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:43,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:43,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:43,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:43,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 22:10:43,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:43,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:43,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:43,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:43,906 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:43,912 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:43,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 22:10:43,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:43,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:43,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:43,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:43,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:43,924 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:43,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:43,925 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:43,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-21 22:10:43,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:43,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:43,939 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:43,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:43,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 22:10:43,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:43,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:43,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:43,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:43,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:43,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:43,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:43,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:43,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-21 22:10:43,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:43,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:43,965 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:43,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:43,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:43,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:43,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:43,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:43,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:43,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:43,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:43,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 22:10:43,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-21 22:10:44,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,019 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 22:10:44,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:44,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,036 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:44,036 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:44,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:44,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,057 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 22:10:44,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,068 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:44,069 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,069 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,069 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:44,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:44,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-21 22:10:44,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,090 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-21 22:10:44,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:44,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:44,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:44,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,117 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-21 22:10:44,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,119 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-21 22:10:44,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:44,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:44,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-21 22:10:44,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,171 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,177 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 [2023-11-21 22:10:44,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:44,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:44,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:44,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-21 22:10:44,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:44,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,232 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,235 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 [2023-11-21 22:10:44,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:44,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:44,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-21 22:10:44,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-21 22:10:44,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,274 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-21 22:10:44,276 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 [2023-11-21 22:10:44,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:10:44,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:10:44,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:10:44,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-21 22:10:44,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,301 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-21 22:10:44,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:44,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:44,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:44,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:44,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,341 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-21 22:10:44,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:44,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:44,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:44,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:44,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:44,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:44,368 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:44,399 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:10:44,456 INFO L443 ModelExtractionUtils]: Simplification made 24 calls to the SMT solver. [2023-11-21 22:10:44,456 INFO L444 ModelExtractionUtils]: 18 out of 37 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-21 22:10:44,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:44,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:44,457 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:44,465 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:10:44,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-21 22:10:44,478 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-21 22:10:44,478 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:10:44,478 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~i~0#1, v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_4) = -2*ULTIMATE.start_insertionSort_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc9#1.base)_4 Supporting invariants [1*ULTIMATE.start_main_~a~0#1.offset >= 0] [2023-11-21 22:10:44,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-21 22:10:44,544 INFO L156 tatePredicateManager]: 12 out of 15 supporting invariants were superfluous and have been removed [2023-11-21 22:10:44,553 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc9!base] could not be translated [2023-11-21 22:10:44,581 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:44,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:44,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 22:10:44,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:44,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-21 22:10:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:44,807 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 22:10:44,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:45,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:45,016 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 5 loop predicates [2023-11-21 22:10:45,016 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 67 transitions. cyclomatic complexity: 22 Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 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) [2023-11-21 22:10:45,159 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 67 transitions. cyclomatic complexity: 22. Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 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) Result 77 states and 103 transitions. Complement of second has 9 states. [2023-11-21 22:10:45,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 10 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) [2023-11-21 22:10:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 28 transitions. [2023-11-21 22:10:45,161 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 16 letters. Loop has 6 letters. [2023-11-21 22:10:45,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:45,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 22 letters. Loop has 6 letters. [2023-11-21 22:10:45,162 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:45,162 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 28 transitions. Stem has 16 letters. Loop has 12 letters. [2023-11-21 22:10:45,163 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:45,163 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 103 transitions. [2023-11-21 22:10:45,164 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-21 22:10:45,165 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 62 states and 82 transitions. [2023-11-21 22:10:45,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2023-11-21 22:10:45,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2023-11-21 22:10:45,165 INFO L73 IsDeterministic]: Start isDeterministic. Operand 62 states and 82 transitions. [2023-11-21 22:10:45,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:10:45,166 INFO L218 hiAutomatonCegarLoop]: Abstraction has 62 states and 82 transitions. [2023-11-21 22:10:45,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states and 82 transitions. [2023-11-21 22:10:45,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 53. [2023-11-21 22:10:45,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.320754716981132) internal successors, (70), 52 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:45,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 70 transitions. [2023-11-21 22:10:45,170 INFO L240 hiAutomatonCegarLoop]: Abstraction has 53 states and 70 transitions. [2023-11-21 22:10:45,170 INFO L428 stractBuchiCegarLoop]: Abstraction has 53 states and 70 transitions. [2023-11-21 22:10:45,170 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:10:45,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 70 transitions. [2023-11-21 22:10:45,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-21 22:10:45,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:45,171 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:45,171 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:45,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:10:45,172 INFO L748 eck$LassoCheckResult]: Stem: 1155#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1149#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1133#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1134#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 1143#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 1135#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1136#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 1144#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1166#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 1156#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 1137#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 1138#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 1182#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 1158#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 1154#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 1141#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 1142#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 1146#L518-6 [2023-11-21 22:10:45,172 INFO L750 eck$LassoCheckResult]: Loop: 1146#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 1150#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 1157#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int#0(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 1145#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 1146#L518-6 [2023-11-21 22:10:45,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:45,172 INFO L85 PathProgramCache]: Analyzing trace with hash 101462018, now seen corresponding path program 4 times [2023-11-21 22:10:45,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:45,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225176659] [2023-11-21 22:10:45,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:45,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:45,282 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:45,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:45,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225176659] [2023-11-21 22:10:45,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225176659] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:10:45,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1016331492] [2023-11-21 22:10:45,282 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-21 22:10:45,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:10:45,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:45,284 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:10:45,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2023-11-21 22:10:45,365 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-21 22:10:45,365 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 22:10:45,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-21 22:10:45,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:45,434 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:45,434 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:10:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:45,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1016331492] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:10:45,489 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:10:45,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2023-11-21 22:10:45,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432132973] [2023-11-21 22:10:45,490 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:10:45,490 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-21 22:10:45,490 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:45,490 INFO L85 PathProgramCache]: Analyzing trace with hash 2004198, now seen corresponding path program 2 times [2023-11-21 22:10:45,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:45,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752441877] [2023-11-21 22:10:45,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:45,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:45,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,500 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:45,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:45,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-21 22:10:45,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2023-11-21 22:10:45,598 INFO L87 Difference]: Start difference. First operand 53 states and 70 transitions. cyclomatic complexity: 23 Second operand has 12 states, 11 states have (on average 3.1818181818181817) internal successors, (35), 12 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) [2023-11-21 22:10:45,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:45,683 INFO L93 Difference]: Finished difference Result 50 states and 63 transitions. [2023-11-21 22:10:45,683 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 63 transitions. [2023-11-21 22:10:45,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-21 22:10:45,684 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 36 states and 45 transitions. [2023-11-21 22:10:45,684 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-21 22:10:45,685 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-21 22:10:45,685 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2023-11-21 22:10:45,685 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:10:45,685 INFO L218 hiAutomatonCegarLoop]: Abstraction has 36 states and 45 transitions. [2023-11-21 22:10:45,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2023-11-21 22:10:45,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2023-11-21 22:10:45,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 35 states have (on average 1.2571428571428571) internal successors, (44), 34 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:10:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 44 transitions. [2023-11-21 22:10:45,688 INFO L240 hiAutomatonCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-21 22:10:45,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-21 22:10:45,692 INFO L428 stractBuchiCegarLoop]: Abstraction has 35 states and 44 transitions. [2023-11-21 22:10:45,692 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:10:45,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 44 transitions. [2023-11-21 22:10:45,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-21 22:10:45,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:10:45,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:10:45,694 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:45,694 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:10:45,695 INFO L748 eck$LassoCheckResult]: Stem: 1377#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet11#1, main_#t~post10#1, main_~i~1#1, main_~array_size~0#1, main_~a~0#1.base, main_~a~0#1.offset;havoc main_#t~nondet8#1;main_~array_size~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1353#L525 assume !(main_~array_size~0#1 < 1 || main_~array_size~0#1 % 4294967296 >= 536870911); 1354#L525-2 call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(4 * main_~array_size~0#1 % 4294967296);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;main_~i~1#1 := 0; 1366#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 1367#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1368#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 1355#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1356#L530-3 assume !!(main_~i~1#1 < main_~array_size~0#1);havoc main_#t~nondet11#1;call write~int#0(main_#t~nondet11#1, main_~a~0#1.base, main_~a~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet11#1; 1382#L530-2 main_#t~post10#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post10#1;havoc main_#t~post10#1; 1381#L530-3 assume !(main_~i~1#1 < main_~array_size~0#1); 1378#L530-4 havoc main_~i~1#1;assume { :begin_inline_insertionSort } true;insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset, insertionSort_#in~array_size#1 := main_~a~0#1.base, main_~a~0#1.offset, main_~array_size~0#1;havoc insertionSort_#t~mem3#1, insertionSort_#t~mem7#1, insertionSort_#t~post4#1, insertionSort_#t~mem5#1, insertionSort_#t~short6#1, insertionSort_#t~pre2#1, insertionSort_~a#1.base, insertionSort_~a#1.offset, insertionSort_~array_size#1, insertionSort_~i~0#1, insertionSort_~j~0#1, insertionSort_~index~0#1;insertionSort_~a#1.base, insertionSort_~a#1.offset := insertionSort_#in~a#1.base, insertionSort_#in~a#1.offset;insertionSort_~array_size#1 := insertionSort_#in~array_size#1;havoc insertionSort_~i~0#1;havoc insertionSort_~j~0#1;havoc insertionSort_~index~0#1;insertionSort_~i~0#1 := 1; 1357#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 1358#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 1379#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 1374#L518-3 assume !insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1; 1372#L518-7 call write~int#0(insertionSort_~index~0#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4); 1361#L515-2 insertionSort_#t~pre2#1 := 1 + insertionSort_~i~0#1;insertionSort_~i~0#1 := 1 + insertionSort_~i~0#1;havoc insertionSort_#t~pre2#1; 1359#L515-3 assume !!(insertionSort_~i~0#1 < insertionSort_~array_size#1);call insertionSort_#t~mem3#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~i~0#1, 4);insertionSort_~index~0#1 := insertionSort_#t~mem3#1;havoc insertionSort_#t~mem3#1;insertionSort_~j~0#1 := insertionSort_~i~0#1; 1360#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 1370#L518-1 [2023-11-21 22:10:45,695 INFO L750 eck$LassoCheckResult]: Loop: 1370#L518-1 assume insertionSort_#t~short6#1;call insertionSort_#t~mem5#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);insertionSort_#t~short6#1 := insertionSort_#t~mem5#1 > insertionSort_~index~0#1; 1383#L518-3 assume !!insertionSort_#t~short6#1;havoc insertionSort_#t~mem5#1;havoc insertionSort_#t~short6#1;call insertionSort_#t~mem7#1 := read~int#0(insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * (insertionSort_~j~0#1 - 1), 4);call write~int#0(insertionSort_#t~mem7#1, insertionSort_~a#1.base, insertionSort_~a#1.offset + 4 * insertionSort_~j~0#1, 4);havoc insertionSort_#t~mem7#1; 1362#L518-5 insertionSort_#t~post4#1 := insertionSort_~j~0#1;insertionSort_~j~0#1 := insertionSort_#t~post4#1 - 1;havoc insertionSort_#t~post4#1; 1363#L518-6 insertionSort_#t~short6#1 := insertionSort_~j~0#1 > 0; 1370#L518-1 [2023-11-21 22:10:45,695 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:45,695 INFO L85 PathProgramCache]: Analyzing trace with hash 2091137475, now seen corresponding path program 5 times [2023-11-21 22:10:45,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:45,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359244511] [2023-11-21 22:10:45,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:45,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,717 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,737 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:45,738 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:45,738 INFO L85 PathProgramCache]: Analyzing trace with hash 2101308, now seen corresponding path program 3 times [2023-11-21 22:10:45,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:45,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588247288] [2023-11-21 22:10:45,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:45,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:45,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,756 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:45,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:45,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1196582658, now seen corresponding path program 1 times [2023-11-21 22:10:45,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:45,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132027349] [2023-11-21 22:10:45,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:45,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:10:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:10:45,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:10:47,507 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:10:47,507 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:10:47,508 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:10:47,508 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:10:47,508 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:10:47,508 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:47,508 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:10:47,508 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:10:47,508 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertionsort-alloca-1.i_Iteration10_Lasso [2023-11-21 22:10:47,508 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:10:47,508 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:10:47,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,478 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,480 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:48,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:10:49,210 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:10:49,210 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:10:49,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:49,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:49,212 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:49,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-21 22:10:49,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:49,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:49,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:49,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:49,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:49,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:49,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:49,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:49,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:49,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:49,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:49,312 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:49,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:49,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:49,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:49,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:49,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:49,334 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:49,334 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:49,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-21 22:10:49,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:49,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:49,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:49,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:49,369 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:49,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:49,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:49,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:49,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:10:49,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:49,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-21 22:10:49,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:10:49,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:10:49,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:10:49,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:49,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:49,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:49,450 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:49,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:10:49,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:10:49,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:10:49,469 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-21 22:10:49,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:10:49,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-21 22:10:49,496 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-21 22:10:49,496 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:10:49,595 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:10:49,726 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-21 22:10:49,727 INFO L444 ModelExtractionUtils]: 38 out of 71 variables were initially zero. Simplification set additionally 30 variables to zero. [2023-11-21 22:10:49,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:10:49,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:49,733 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:49,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-21 22:10:49,735 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:10:49,756 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2023-11-21 22:10:49,756 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:10:49,756 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_insertionSort_~a#1.offset, ULTIMATE.start_insertionSort_~j~0#1) = 1*ULTIMATE.start_insertionSort_~a#1.offset + 4*ULTIMATE.start_insertionSort_~j~0#1 Supporting invariants [] [2023-11-21 22:10:49,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-21 22:10:49,812 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2023-11-21 22:10:49,813 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: Expression ~a!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression [2023-11-21 22:10:49,826 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:49,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:10:49,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:49,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:49,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:10:49,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:49,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:49,942 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 22:10:49,943 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:49,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) Result 56 states and 68 transitions. Complement of second has 7 states. [2023-11-21 22:10:49,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:49,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:49,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2023-11-21 22:10:49,983 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 20 letters. Loop has 4 letters. [2023-11-21 22:10:49,983 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:49,983 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-21 22:10:49,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:50,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:50,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:10:50,028 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:50,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:10:50,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:50,114 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 22:10:50,115 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:50,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) Result 54 states and 66 transitions. Complement of second has 9 states. [2023-11-21 22:10:50,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:50,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:50,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 22 transitions. [2023-11-21 22:10:50,170 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 22 transitions. Stem has 20 letters. Loop has 4 letters. [2023-11-21 22:10:50,172 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:50,172 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-21 22:10:50,184 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:50,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:10:50,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:50,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:10:50,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:10:50,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:10:50,296 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-21 22:10:50,296 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:50,330 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 35 states and 44 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) Result 75 states and 96 transitions. Complement of second has 8 states. [2023-11-21 22:10:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-21 22:10:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 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) [2023-11-21 22:10:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 32 transitions. [2023-11-21 22:10:50,331 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 32 transitions. Stem has 20 letters. Loop has 4 letters. [2023-11-21 22:10:50,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:50,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 32 transitions. Stem has 24 letters. Loop has 4 letters. [2023-11-21 22:10:50,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:50,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 32 transitions. Stem has 20 letters. Loop has 8 letters. [2023-11-21 22:10:50,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:10:50,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 75 states and 96 transitions. [2023-11-21 22:10:50,334 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 22:10:50,334 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 75 states to 0 states and 0 transitions. [2023-11-21 22:10:50,334 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-21 22:10:50,334 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-21 22:10:50,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-21 22:10:50,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:10:50,334 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:10:50,335 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:10:50,335 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:10:50,335 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:10:50,335 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:10:50,335 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 22:10:50,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-21 22:10:50,342 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 10:10:50 BoogieIcfgContainer [2023-11-21 22:10:50,342 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-21 22:10:50,343 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:10:50,343 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:10:50,343 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:10:50,343 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:32" (3/4) ... [2023-11-21 22:10:50,345 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:10:50,346 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:10:50,347 INFO L158 Benchmark]: Toolchain (without parser) took 18694.99ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 121.4MB in the beginning and 103.9MB in the end (delta: 17.5MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,347 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:10:50,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.34ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 105.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.81ms. Allocated memory is still 159.4MB. Free memory was 105.4MB in the beginning and 103.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,348 INFO L158 Benchmark]: Boogie Preprocessor took 65.74ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 101.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,348 INFO L158 Benchmark]: RCFGBuilder took 338.47ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 89.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,349 INFO L158 Benchmark]: BuchiAutomizer took 17676.36ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 89.3MB in the beginning and 103.9MB in the end (delta: -14.6MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2023-11-21 22:10:50,349 INFO L158 Benchmark]: Witness Printer took 3.51ms. Allocated memory is still 232.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:10:50,351 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.34ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 105.4MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.81ms. Allocated memory is still 159.4MB. Free memory was 105.4MB in the beginning and 103.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.74ms. Allocated memory is still 159.4MB. Free memory was 103.2MB in the beginning and 101.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.47ms. Allocated memory is still 159.4MB. Free memory was 101.1MB in the beginning and 89.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 17676.36ms. Allocated memory was 159.4MB in the beginning and 232.8MB in the end (delta: 73.4MB). Free memory was 89.3MB in the beginning and 103.9MB in the end (delta: -14.6MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Witness Printer took 3.51ms. Allocated memory is still 232.8MB. Free memory is still 103.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc9!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression ~a!offset has a CASTFunctionDefinition but is no IdentifierExpression: IdentifierExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (5 trivial, 4 deterministic, 1 nondeterministic). One deterministic module has affine ranking function (array_size + (-1 * i)) and consists of 5 locations. One deterministic module has affine ranking function (3 + (-2 * i)) and consists of 8 locations. One deterministic module has affine ranking function j and consists of 5 locations. One deterministic module has affine ranking function null and consists of 7 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 5 modules have a trivial ranking function, the largest among these consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.6s and 11 iterations. TraceHistogramMax:3. Analysis of lassos took 15.3s. Construction of modules took 0.2s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 5. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 48 StatesRemovedByMinimization, 7 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [4, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 228 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 223 mSDsluCounter, 369 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 216 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 273 IncrementalHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 153 mSDtfsCounter, 273 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU3 SILI1 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital212 mio100 ax109 hnf100 lsp90 ukn73 mio100 lsp56 div160 bol100 ite100 ukn100 eq156 hnf93 smp70 dnf122 smp92 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 307ms VariablesStem: 15 VariablesLoop: 10 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-21 22:10:50,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-21 22:10:50,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Ended with exit code 0 [2023-11-21 22:10:50,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-21 22:10:50,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4fd09d4-1b26-4529-bd83-92ae4804bab3/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE