./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2-2.c --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_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/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_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/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_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/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 f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:13:18,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:13:18,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:13:18,588 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:13:18,588 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:13:18,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:13:18,614 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:13:18,615 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:13:18,616 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:13:18,616 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:13:18,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:13:18,618 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:13:18,618 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:13:18,619 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:13:18,620 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:13:18,620 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:13:18,621 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:13:18,621 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:13:18,622 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:13:18,623 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:13:18,625 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:13:18,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:13:18,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:13:18,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:13:18,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:13:18,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:13:18,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:13:18,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:13:18,642 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:13:18,642 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:13:18,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:13:18,643 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:13:18,643 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:13:18,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:13:18,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:13:18,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:13:18,645 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:13:18,646 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:13:18,647 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_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f08b02f494e898be2e8c5098de245f701022f3f8b39ac6682b3bca3a03512826 [2023-11-21 22:13:18,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:13:18,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:13:18,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:13:18,940 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:13:18,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:13:18,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-11-21 22:13:22,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:13:22,349 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:13:22,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/sv-benchmarks/c/loops/insertion_sort-2-2.c [2023-11-21 22:13:22,357 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/data/4d46ef319/91a7ce02a5764d008fc0346752b2833f/FLAG02fd72141 [2023-11-21 22:13:22,372 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/data/4d46ef319/91a7ce02a5764d008fc0346752b2833f [2023-11-21 22:13:22,375 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:13:22,377 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:13:22,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:13:22,379 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:13:22,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:13:22,385 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619b22aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22, skipping insertion in model container [2023-11-21 22:13:22,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:13:22,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:13:22,607 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:13:22,629 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:13:22,645 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:13:22,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22 WrapperNode [2023-11-21 22:13:22,646 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:13:22,647 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:13:22,647 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:13:22,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:13:22,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,660 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,692 INFO L138 Inliner]: procedures = 15, calls = 20, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 86 [2023-11-21 22:13:22,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:13:22,693 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:13:22,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:13:22,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:13:22,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,708 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,719 INFO L187 HeapSplitter]: Split 10 memory accesses to 2 slices as follows [2, 8] [2023-11-21 22:13:22,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,720 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,737 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:13:22,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:13:22,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:13:22,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:13:22,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (1/1) ... [2023-11-21 22:13:22,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:22,781 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:22,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:13:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:13:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:13:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:13:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:13:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:13:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:13:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:13:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:13:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:13:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:13:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:13:22,946 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:13:22,948 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:13:23,200 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:13:23,215 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:13:23,215 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 22:13:23,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:23 BoogieIcfgContainer [2023-11-21 22:13:23,217 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:13:23,218 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:13:23,219 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:13:23,223 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:13:23,225 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:13:23,226 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:13:22" (1/3) ... [2023-11-21 22:13:23,227 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@439fab19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:13:23, skipping insertion in model container [2023-11-21 22:13:23,228 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:13:23,228 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:22" (2/3) ... [2023-11-21 22:13:23,230 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@439fab19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:13:23, skipping insertion in model container [2023-11-21 22:13:23,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:13:23,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:23" (3/3) ... [2023-11-21 22:13:23,233 INFO L332 chiAutomizerObserver]: Analyzing ICFG insertion_sort-2-2.c [2023-11-21 22:13:23,304 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:13:23,306 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:13:23,306 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:13:23,306 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:13:23,306 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:13:23,309 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:13:23,309 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:13:23,309 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:13:23,315 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:23,335 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2023-11-21 22:13:23,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:23,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:23,342 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 22:13:23,342 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:13:23,342 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:13:23,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:23,348 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2023-11-21 22:13:23,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:23,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:23,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 22:13:23,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:13:23,366 INFO L748 eck$LassoCheckResult]: Stem: 20#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 5#L15true assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 18#L20-3true [2023-11-21 22:13:23,366 INFO L750 eck$LassoCheckResult]: Loop: 18#L20-3true assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 19#L20-2true main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 18#L20-3true [2023-11-21 22:13:23,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:23,375 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-21 22:13:23,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:23,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228534347] [2023-11-21 22:13:23,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:23,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,516 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:23,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:23,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:23,576 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times [2023-11-21 22:13:23,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:23,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852532193] [2023-11-21 22:13:23,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:23,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,606 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,631 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:23,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:23,639 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times [2023-11-21 22:13:23,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:23,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146237885] [2023-11-21 22:13:23,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:23,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,679 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:23,724 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:24,243 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:24,243 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:24,244 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:24,244 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:24,244 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:24,244 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:24,244 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:24,245 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:24,245 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration1_Lasso [2023-11-21 22:13:24,246 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:24,246 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:24,273 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 22:13:24,284 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 22:13:24,288 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 22:13:24,312 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 22:13:24,315 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 22:13:24,319 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 22:13:24,322 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 22:13:24,326 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 22:13:24,328 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 22:13:24,650 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 22:13:24,653 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 22:13:24,656 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 22:13:24,665 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 22:13:24,669 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 22:13:24,672 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 22:13:24,677 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 22:13:24,681 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 22:13:25,166 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:25,170 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:25,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-21 22:13:25,178 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-21 22:13:25,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,286 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:25,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:25,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-21 22:13:25,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-21 22:13:25,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,384 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-21 22:13:25,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,397 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,402 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:25,402 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:25,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,437 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 22:13:25,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,490 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,492 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-21 22:13:25,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,556 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 22:13:25,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,573 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,623 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 22:13:25,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,641 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,642 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,673 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 22:13:25,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:25,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:25,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:25,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,729 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 22:13:25,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:25,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:25,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:25,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,797 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:25,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:25,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 22:13:25,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:25,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:25,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,856 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:25,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:25,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:25,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:25,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:25,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 22:13:25,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:25,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:25,915 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:25,938 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-21 22:13:25,938 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-21 22:13:25,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:25,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:25,985 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:25,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 22:13:25,987 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:26,017 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:13:26,017 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:26,018 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1, ULTIMATE.start_main_~#v~0#1.offset, ULTIMATE.start_main_~j~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_1 - 1*ULTIMATE.start_main_~#v~0#1.offset - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2023-11-21 22:13:26,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:26,065 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-21 22:13:26,075 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated [2023-11-21 22:13:26,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:26,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:26,129 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:26,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:26,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:13:26,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:26,195 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 22:13:26,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:26,248 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 22:13:26,250 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:26,310 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.5) internal successors, (33), 22 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 47 states and 67 transitions. Complement of second has 8 states. [2023-11-21 22:13:26,315 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 22:13:26,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 35 transitions. [2023-11-21 22:13:26,322 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 3 letters. Loop has 2 letters. [2023-11-21 22:13:26,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:26,323 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-21 22:13:26,323 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:26,324 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 35 transitions. Stem has 3 letters. Loop has 4 letters. [2023-11-21 22:13:26,324 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:26,325 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 67 transitions. [2023-11-21 22:13:26,328 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2023-11-21 22:13:26,332 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 20 states and 28 transitions. [2023-11-21 22:13:26,333 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2023-11-21 22:13:26,333 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2023-11-21 22:13:26,334 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 28 transitions. [2023-11-21 22:13:26,334 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:26,334 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-21 22:13:26,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 28 transitions. [2023-11-21 22:13:26,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2023-11-21 22:13:26,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.4) internal successors, (28), 19 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:26,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 28 transitions. [2023-11-21 22:13:26,361 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-21 22:13:26,361 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 28 transitions. [2023-11-21 22:13:26,362 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 22:13:26,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 28 transitions. [2023-11-21 22:13:26,363 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2023-11-21 22:13:26,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:26,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:26,363 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-21 22:13:26,363 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:13:26,364 INFO L748 eck$LassoCheckResult]: Stem: 151#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 142#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 137#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 138#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 145#L20-4 main_~j~0#1 := 1; 144#L22-3 [2023-11-21 22:13:26,364 INFO L750 eck$LassoCheckResult]: Loop: 144#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 136#L25-5 assume !true; 135#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 143#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 144#L22-3 [2023-11-21 22:13:26,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,364 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times [2023-11-21 22:13:26,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:26,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858007703] [2023-11-21 22:13:26,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:26,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:26,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,390 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:26,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1834197, now seen corresponding path program 1 times [2023-11-21 22:13:26,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:26,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110653320] [2023-11-21 22:13:26,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:26,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:26,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:26,434 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 22:13:26,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:26,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110653320] [2023-11-21 22:13:26,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110653320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:26,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:13:26,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:13:26,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847919177] [2023-11-21 22:13:26,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:26,438 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 22:13:26,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:26,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:13:26,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:13:26,442 INFO L87 Difference]: Start difference. First operand 20 states and 28 transitions. cyclomatic complexity: 11 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 22:13:26,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:26,447 INFO L93 Difference]: Finished difference Result 19 states and 24 transitions. [2023-11-21 22:13:26,447 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 24 transitions. [2023-11-21 22:13:26,448 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:26,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 18 states and 23 transitions. [2023-11-21 22:13:26,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-21 22:13:26,450 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-21 22:13:26,450 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions. [2023-11-21 22:13:26,450 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:26,450 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2023-11-21 22:13:26,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions. [2023-11-21 22:13:26,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2023-11-21 22:13:26,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:26,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2023-11-21 22:13:26,453 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2023-11-21 22:13:26,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:13:26,454 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2023-11-21 22:13:26,454 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 22:13:26,454 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2023-11-21 22:13:26,455 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:26,455 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:26,455 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:26,455 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-21 22:13:26,456 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:26,456 INFO L748 eck$LassoCheckResult]: Stem: 193#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 188#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 182#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 183#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 189#L20-4 main_~j~0#1 := 1; 187#L22-3 [2023-11-21 22:13:26,456 INFO L750 eck$LassoCheckResult]: Loop: 187#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 180#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 181#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 178#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 179#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 186#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 187#L22-3 [2023-11-21 22:13:26,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,457 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 2 times [2023-11-21 22:13:26,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:26,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812597735] [2023-11-21 22:13:26,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:26,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:26,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,472 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,488 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:26,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1750293934, now seen corresponding path program 1 times [2023-11-21 22:13:26,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:26,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [165109318] [2023-11-21 22:13:26,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:26,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:26,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:26,523 INFO L85 PathProgramCache]: Analyzing trace with hash -823994695, now seen corresponding path program 1 times [2023-11-21 22:13:26,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:26,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277696992] [2023-11-21 22:13:26,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:26,806 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 22:13:26,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:26,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277696992] [2023-11-21 22:13:26,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277696992] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:26,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:13:26,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:13:26,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709285327] [2023-11-21 22:13:26,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:26,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:26,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:13:26,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:13:26,981 INFO L87 Difference]: Start difference. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 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 22:13:27,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:27,025 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2023-11-21 22:13:27,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 27 transitions. [2023-11-21 22:13:27,026 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:27,027 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 19 states and 23 transitions. [2023-11-21 22:13:27,027 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-21 22:13:27,027 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-21 22:13:27,027 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 23 transitions. [2023-11-21 22:13:27,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:27,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2023-11-21 22:13:27,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 23 transitions. [2023-11-21 22:13:27,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 18. [2023-11-21 22:13:27,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 17 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:27,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions. [2023-11-21 22:13:27,030 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 22 transitions. [2023-11-21 22:13:27,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:13:27,031 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 22 transitions. [2023-11-21 22:13:27,031 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-21 22:13:27,031 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 22 transitions. [2023-11-21 22:13:27,032 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:27,032 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:27,032 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:27,032 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:27,032 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:27,032 INFO L748 eck$LassoCheckResult]: Stem: 246#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 241#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 234#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 235#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 244#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 245#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 242#L20-4 main_~j~0#1 := 1; 240#L22-3 [2023-11-21 22:13:27,033 INFO L750 eck$LassoCheckResult]: Loop: 240#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 233#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 236#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 231#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 232#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 239#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 240#L22-3 [2023-11-21 22:13:27,033 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times [2023-11-21 22:13:27,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576837298] [2023-11-21 22:13:27,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,058 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:27,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1750293934, now seen corresponding path program 2 times [2023-11-21 22:13:27,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052615306] [2023-11-21 22:13:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:27,077 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,077 INFO L85 PathProgramCache]: Analyzing trace with hash -48611941, now seen corresponding path program 1 times [2023-11-21 22:13:27,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603056197] [2023-11-21 22:13:27,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:27,242 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 22:13:27,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:27,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603056197] [2023-11-21 22:13:27,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603056197] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:13:27,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100389237] [2023-11-21 22:13:27,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:13:27,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:27,244 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:13:27,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-21 22:13:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:27,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 22:13:27,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:27,359 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 22:13:27,359 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:13:27,450 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 22:13:27,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [100389237] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:13:27,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:13:27,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2023-11-21 22:13:27,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178954422] [2023-11-21 22:13:27,452 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:13:27,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:27,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-21 22:13:27,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2023-11-21 22:13:27,627 INFO L87 Difference]: Start difference. First operand 18 states and 22 transitions. cyclomatic complexity: 7 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 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 22:13:27,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:27,717 INFO L93 Difference]: Finished difference Result 34 states and 42 transitions. [2023-11-21 22:13:27,717 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 42 transitions. [2023-11-21 22:13:27,718 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2023-11-21 22:13:27,719 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 34 states and 42 transitions. [2023-11-21 22:13:27,719 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2023-11-21 22:13:27,719 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2023-11-21 22:13:27,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 42 transitions. [2023-11-21 22:13:27,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:27,720 INFO L218 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2023-11-21 22:13:27,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 42 transitions. [2023-11-21 22:13:27,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 22. [2023-11-21 22:13:27,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:27,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2023-11-21 22:13:27,722 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 27 transitions. [2023-11-21 22:13:27,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:13:27,724 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2023-11-21 22:13:27,724 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-21 22:13:27,725 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2023-11-21 22:13:27,725 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:27,725 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:27,725 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:27,726 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:27,726 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:13:27,726 INFO L748 eck$LassoCheckResult]: Stem: 388#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 373#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 374#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 384#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 385#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 381#L20-4 main_~j~0#1 := 1; 382#L22-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 376#L22-4 main_~k~0#1 := 1; 377#L31-3 [2023-11-21 22:13:27,726 INFO L750 eck$LassoCheckResult]: Loop: 377#L31-3 assume !!(main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem13#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem14#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem13#1 <= main_#t~mem14#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 383#L6 assume !(0 == __VERIFIER_assert_~cond#1); 368#L6-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 369#L31-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 377#L31-3 [2023-11-21 22:13:27,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243818, now seen corresponding path program 1 times [2023-11-21 22:13:27,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101182094] [2023-11-21 22:13:27,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,744 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,757 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:27,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,757 INFO L85 PathProgramCache]: Analyzing trace with hash 2871948, now seen corresponding path program 1 times [2023-11-21 22:13:27,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29156074] [2023-11-21 22:13:27,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,775 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:27,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:27,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:27,789 INFO L85 PathProgramCache]: Analyzing trace with hash -85673035, now seen corresponding path program 1 times [2023-11-21 22:13:27,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:27,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212258343] [2023-11-21 22:13:27,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:27,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:27,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:28,009 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 22:13:28,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:28,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212258343] [2023-11-21 22:13:28,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212258343] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:13:28,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1431531840] [2023-11-21 22:13:28,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:28,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:13:28,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:28,011 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:13:28,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-21 22:13:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:28,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 22:13:28,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:28,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 22:13:28,116 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:13:28,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1431531840] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:28,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-21 22:13:28,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2023-11-21 22:13:28,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235366387] [2023-11-21 22:13:28,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:28,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:28,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:13:28,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:13:28,212 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:28,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:28,264 INFO L93 Difference]: Finished difference Result 30 states and 37 transitions. [2023-11-21 22:13:28,265 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 37 transitions. [2023-11-21 22:13:28,270 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2023-11-21 22:13:28,271 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 26 states and 32 transitions. [2023-11-21 22:13:28,271 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2023-11-21 22:13:28,273 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2023-11-21 22:13:28,274 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2023-11-21 22:13:28,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:28,274 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2023-11-21 22:13:28,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2023-11-21 22:13:28,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 21. [2023-11-21 22:13:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 20 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 22:13:28,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2023-11-21 22:13:28,279 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2023-11-21 22:13:28,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:13:28,282 INFO L428 stractBuchiCegarLoop]: Abstraction has 21 states and 25 transitions. [2023-11-21 22:13:28,282 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2023-11-21 22:13:28,282 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 25 transitions. [2023-11-21 22:13:28,284 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:28,284 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:28,284 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:28,284 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:28,285 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-21 22:13:28,285 INFO L748 eck$LassoCheckResult]: Stem: 492#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 485#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 479#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 480#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 489#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 490#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 491#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 493#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 486#L20-4 main_~j~0#1 := 1; 487#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 477#L25-5 [2023-11-21 22:13:28,285 INFO L750 eck$LassoCheckResult]: Loop: 477#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 478#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 475#L25-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;call main_#t~mem11#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1;main_~i~0#1 := main_~i~0#1 - 1; 477#L25-5 [2023-11-21 22:13:28,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:28,286 INFO L85 PathProgramCache]: Analyzing trace with hash -873401203, now seen corresponding path program 1 times [2023-11-21 22:13:28,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:28,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939799578] [2023-11-21 22:13:28,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:28,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,321 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,342 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:28,345 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:28,345 INFO L85 PathProgramCache]: Analyzing trace with hash 63657, now seen corresponding path program 1 times [2023-11-21 22:13:28,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:28,345 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412413741] [2023-11-21 22:13:28,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:28,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:28,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:28,369 INFO L85 PathProgramCache]: Analyzing trace with hash -583325539, now seen corresponding path program 1 times [2023-11-21 22:13:28,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:28,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179672303] [2023-11-21 22:13:28,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:28,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,402 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:28,424 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:28,995 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:28,995 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:28,995 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:28,995 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:28,995 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:28,995 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:28,995 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:28,995 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:28,995 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration6_Lasso [2023-11-21 22:13:28,995 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:28,996 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:28,998 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 22:13:29,002 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 22:13:29,004 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 22:13:29,006 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 22:13:29,010 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 22:13:29,013 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 22:13:29,023 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 22:13:29,026 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 22:13:29,028 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 22:13:29,031 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 22:13:29,035 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 22:13:29,038 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 22:13:29,041 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 22:13:29,047 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 22:13:29,394 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 22:13:29,396 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 22:13:29,771 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:29,771 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:29,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:29,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:29,773 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:29,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:29,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 22:13:29,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:29,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:29,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:29,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:29,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:29,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:29,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:29,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:29,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:29,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:29,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:29,829 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:29,841 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 22:13:29,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:29,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:29,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:29,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:29,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:29,854 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:29,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:29,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 22:13:29,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:29,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:29,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:29,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:29,900 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:29,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:29,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:29,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:29,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:29,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:29,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:29,917 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:29,917 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:29,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 22:13:29,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:29,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:29,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:29,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:29,952 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:29,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:29,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 22:13:29,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:29,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:29,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:29,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:29,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:29,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:29,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,012 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 22:13:30,021 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 22:13:30,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,034 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,075 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 22:13:30,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,113 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,158 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 22:13:30,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,216 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,232 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,232 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,232 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,232 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,233 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 22:13:30,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,260 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 22:13:30,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,301 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,316 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,317 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 22:13:30,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,351 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,368 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,369 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 22:13:30,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,404 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 22:13:30,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,455 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 22:13:30,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,524 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:30,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:30,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:30,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 22:13:30,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,579 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 22:13:30,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,640 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 22:13:30,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,702 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-21 22:13:30,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,766 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,783 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,783 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-21 22:13:30,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,827 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-21 22:13:30,863 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,888 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-21 22:13:30,923 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:30,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,936 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-21 22:13:30,939 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:30,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:30,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:30,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-21 22:13:30,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:30,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:30,976 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:30,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-21 22:13:30,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:30,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:30,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:30,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:30,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:30,995 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:30,995 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:31,019 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:31,045 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-21 22:13:31,045 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-21 22:13:31,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:31,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:31,051 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:31,053 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:31,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-21 22:13:31,079 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:13:31,079 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:31,079 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 2*ULTIMATE.start_main_~i~0#1 + 1 Supporting invariants [] [2023-11-21 22:13:31,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:31,115 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2023-11-21 22:13:31,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:31,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:31,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:31,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:13:31,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:31,245 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 22:13:31,246 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 22:13:31,246 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 25 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 22:13:31,310 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 25 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 61 states and 73 transitions. Complement of second has 9 states. [2023-11-21 22:13:31,310 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 22:13:31,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 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 22:13:31,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2023-11-21 22:13:31,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 10 letters. Loop has 3 letters. [2023-11-21 22:13:31,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:31,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 13 letters. Loop has 3 letters. [2023-11-21 22:13:31,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:31,314 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 10 letters. Loop has 6 letters. [2023-11-21 22:13:31,314 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:31,314 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 73 transitions. [2023-11-21 22:13:31,318 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2023-11-21 22:13:31,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 45 states and 55 transitions. [2023-11-21 22:13:31,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 36 [2023-11-21 22:13:31,321 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2023-11-21 22:13:31,321 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 55 transitions. [2023-11-21 22:13:31,321 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:31,321 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 55 transitions. [2023-11-21 22:13:31,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 55 transitions. [2023-11-21 22:13:31,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 27. [2023-11-21 22:13:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 26 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 22:13:31,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2023-11-21 22:13:31,330 INFO L240 hiAutomatonCegarLoop]: Abstraction has 27 states and 35 transitions. [2023-11-21 22:13:31,330 INFO L428 stractBuchiCegarLoop]: Abstraction has 27 states and 35 transitions. [2023-11-21 22:13:31,330 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2023-11-21 22:13:31,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 35 transitions. [2023-11-21 22:13:31,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:31,334 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:31,334 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:31,335 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:31,335 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:31,335 INFO L748 eck$LassoCheckResult]: Stem: 664#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 655#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 649#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 650#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 661#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 662#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 663#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 667#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 658#L20-4 main_~j~0#1 := 1; 659#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 665#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 647#L25-1 assume !main_#t~short10#1; 643#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 644#L25-6 [2023-11-21 22:13:31,335 INFO L750 eck$LassoCheckResult]: Loop: 644#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 653#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 654#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 656#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 657#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 666#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 644#L25-6 [2023-11-21 22:13:31,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,336 INFO L85 PathProgramCache]: Analyzing trace with hash -583325479, now seen corresponding path program 1 times [2023-11-21 22:13:31,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:31,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43081363] [2023-11-21 22:13:31,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:31,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:31,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 22:13:31,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:31,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43081363] [2023-11-21 22:13:31,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43081363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:13:31,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:13:31,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:13:31,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804212270] [2023-11-21 22:13:31,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:13:31,420 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-21 22:13:31,420 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1956637842, now seen corresponding path program 3 times [2023-11-21 22:13:31,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:31,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719114682] [2023-11-21 22:13:31,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:31,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,432 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:31,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,439 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:31,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:31,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:13:31,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:13:31,624 INFO L87 Difference]: Start difference. First operand 27 states and 35 transitions. cyclomatic complexity: 12 Second operand has 5 states, 5 states have (on average 2.2) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 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 22:13:31,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:31,675 INFO L93 Difference]: Finished difference Result 41 states and 50 transitions. [2023-11-21 22:13:31,675 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 50 transitions. [2023-11-21 22:13:31,676 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 14 [2023-11-21 22:13:31,676 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 50 transitions. [2023-11-21 22:13:31,677 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2023-11-21 22:13:31,677 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2023-11-21 22:13:31,677 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 50 transitions. [2023-11-21 22:13:31,677 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:31,677 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 50 transitions. [2023-11-21 22:13:31,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 50 transitions. [2023-11-21 22:13:31,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 29. [2023-11-21 22:13:31,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 29 states have (on average 1.2758620689655173) internal successors, (37), 28 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:31,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 37 transitions. [2023-11-21 22:13:31,680 INFO L240 hiAutomatonCegarLoop]: Abstraction has 29 states and 37 transitions. [2023-11-21 22:13:31,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-21 22:13:31,684 INFO L428 stractBuchiCegarLoop]: Abstraction has 29 states and 37 transitions. [2023-11-21 22:13:31,684 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2023-11-21 22:13:31,684 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 29 states and 37 transitions. [2023-11-21 22:13:31,685 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:31,685 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:31,685 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:31,685 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:31,685 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:31,686 INFO L748 eck$LassoCheckResult]: Stem: 747#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 735#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 729#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 730#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 743#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 744#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 745#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 746#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 740#L20-4 main_~j~0#1 := 1; 741#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 748#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 727#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 723#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 724#L25-6 [2023-11-21 22:13:31,686 INFO L750 eck$LassoCheckResult]: Loop: 724#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 733#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 734#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 736#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 737#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 749#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 724#L25-6 [2023-11-21 22:13:31,686 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,686 INFO L85 PathProgramCache]: Analyzing trace with hash -583325541, now seen corresponding path program 1 times [2023-11-21 22:13:31,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:31,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089667012] [2023-11-21 22:13:31,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:31,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:31,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,717 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:31,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1956637842, now seen corresponding path program 4 times [2023-11-21 22:13:31,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:31,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087553705] [2023-11-21 22:13:31,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:31,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,725 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:31,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:31,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:31,731 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:31,731 INFO L85 PathProgramCache]: Analyzing trace with hash 471654536, now seen corresponding path program 2 times [2023-11-21 22:13:31,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:31,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666661124] [2023-11-21 22:13:31,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:31,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:31,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:32,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:13:32,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:13:32,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666661124] [2023-11-21 22:13:32,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666661124] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-21 22:13:32,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [593157177] [2023-11-21 22:13:32,077 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 22:13:32,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:13:32,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:32,078 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:13:32,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2023-11-21 22:13:32,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-21 22:13:32,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 22:13:32,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-21 22:13:32,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:32,317 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:13:32,318 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:13:32,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:13:32,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [593157177] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:13:32,586 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-21 22:13:32,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 8] total 15 [2023-11-21 22:13:32,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033210344] [2023-11-21 22:13:32,587 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-21 22:13:32,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:13:32,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-21 22:13:32,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2023-11-21 22:13:32,781 INFO L87 Difference]: Start difference. First operand 29 states and 37 transitions. cyclomatic complexity: 12 Second operand has 15 states, 15 states have (on average 2.533333333333333) internal successors, (38), 15 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:32,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:13:32,974 INFO L93 Difference]: Finished difference Result 58 states and 74 transitions. [2023-11-21 22:13:32,974 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 58 states and 74 transitions. [2023-11-21 22:13:32,975 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2023-11-21 22:13:32,976 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 58 states to 58 states and 74 transitions. [2023-11-21 22:13:32,976 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2023-11-21 22:13:32,976 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2023-11-21 22:13:32,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 58 states and 74 transitions. [2023-11-21 22:13:32,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:32,977 INFO L218 hiAutomatonCegarLoop]: Abstraction has 58 states and 74 transitions. [2023-11-21 22:13:32,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states and 74 transitions. [2023-11-21 22:13:32,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 44. [2023-11-21 22:13:32,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.2954545454545454) internal successors, (57), 43 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:32,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 57 transitions. [2023-11-21 22:13:32,980 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 57 transitions. [2023-11-21 22:13:32,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-21 22:13:32,982 INFO L428 stractBuchiCegarLoop]: Abstraction has 44 states and 57 transitions. [2023-11-21 22:13:32,982 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2023-11-21 22:13:32,982 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 57 transitions. [2023-11-21 22:13:32,983 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2023-11-21 22:13:32,983 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:32,983 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:32,984 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:32,984 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:32,984 INFO L748 eck$LassoCheckResult]: Stem: 966#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 954#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 948#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 949#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 962#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 963#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 964#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 965#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 969#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 981#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 980#L20-4 main_~j~0#1 := 1; 979#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 978#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 975#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 940#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 941#L25-6 [2023-11-21 22:13:32,984 INFO L750 eck$LassoCheckResult]: Loop: 941#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 952#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 953#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 955#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 956#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 972#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 941#L25-6 [2023-11-21 22:13:32,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:32,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1530158845, now seen corresponding path program 2 times [2023-11-21 22:13:32,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:32,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860852859] [2023-11-21 22:13:32,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:32,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,024 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:33,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:33,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1956637842, now seen corresponding path program 5 times [2023-11-21 22:13:33,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:33,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109997837] [2023-11-21 22:13:33,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:33,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:33,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:33,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1274561898, now seen corresponding path program 3 times [2023-11-21 22:13:33,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:33,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818548123] [2023-11-21 22:13:33,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:33,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,093 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:33,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:33,127 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:34,203 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:34,204 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:34,204 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:34,204 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:34,204 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:34,204 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:34,204 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:34,204 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:34,204 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration9_Lasso [2023-11-21 22:13:34,204 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:34,204 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:34,207 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 22:13:34,211 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 22:13:34,222 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 22:13:34,225 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 22:13:34,228 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 22:13:34,230 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 22:13:34,232 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 22:13:34,235 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 22:13:34,238 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 22:13:34,243 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 22:13:34,766 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 22:13:34,768 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 22:13:34,771 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 22:13:34,773 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 22:13:34,775 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 22:13:35,300 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:35,301 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:35,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,305 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:35,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-21 22:13:35,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,321 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,359 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-21 22:13:35,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,417 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-21 22:13:35,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,433 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,433 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-21 22:13:35,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,461 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-21 22:13:35,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,493 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-21 22:13:35,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,505 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,532 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-21 22:13:35,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,556 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-21 22:13:35,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-21 22:13:35,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,582 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-21 22:13:35,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-21 22:13:35,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,625 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-21 22:13:35,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-21 22:13:35,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,654 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-21 22:13:35,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:35,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:35,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:35,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,683 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-21 22:13:35,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:35,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-21 22:13:35,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,716 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-21 22:13:35,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,776 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,784 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 22:13:35,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-21 22:13:35,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-21 22:13:35,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,834 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,852 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-21 22:13:35,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:35,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,887 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:35,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,906 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,906 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-21 22:13:35,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-21 22:13:35,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,933 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-21 22:13:35,940 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 22:13:35,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,951 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,951 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:35,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:35,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-21 22:13:35,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:35,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:35,966 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:35,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-21 22:13:35,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:35,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:35,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:35,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:35,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:35,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:35,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:36,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:36,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:36,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,026 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:36,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:36,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:36,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:36,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:36,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:36,045 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:36,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:36,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-21 22:13:36,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:36,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:36,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,078 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-21 22:13:36,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:36,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:36,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:36,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:36,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:36,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:36,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:36,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:36,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-21 22:13:36,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,107 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:36,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-21 22:13:36,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:36,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:36,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:36,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:36,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:36,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:36,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:36,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:36,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,153 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-21 22:13:36,155 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:36,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:36,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:36,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:36,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:36,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:36,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:36,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:36,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-21 22:13:36,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,184 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-21 22:13:36,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:36,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:36,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:36,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:36,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:36,210 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:36,210 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:36,228 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:36,281 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-21 22:13:36,281 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2023-11-21 22:13:36,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:36,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:36,287 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:36,289 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:36,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-21 22:13:36,324 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-21 22:13:36,324 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:36,324 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_3, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_3 - 2*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~#v~0#1.offset >= 0] [2023-11-21 22:13:36,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:36,380 INFO L156 tatePredicateManager]: 8 out of 10 supporting invariants were superfluous and have been removed [2023-11-21 22:13:36,385 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated [2023-11-21 22:13:36,412 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:36,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:13:36,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:36,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 22:13:36,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:36,705 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 22:13:36,705 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 6 loop predicates [2023-11-21 22:13:36,705 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 57 transitions. cyclomatic complexity: 18 Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:36,862 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 57 transitions. cyclomatic complexity: 18. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 88 states and 113 transitions. Complement of second has 12 states. [2023-11-21 22:13:36,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 3 stem states 3 non-accepting loop states 2 accepting loop states [2023-11-21 22:13:36,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 9 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:36,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 39 transitions. [2023-11-21 22:13:36,869 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 15 letters. Loop has 6 letters. [2023-11-21 22:13:36,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:36,870 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 21 letters. Loop has 6 letters. [2023-11-21 22:13:36,870 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:36,870 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 39 transitions. Stem has 15 letters. Loop has 12 letters. [2023-11-21 22:13:36,871 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:36,871 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 88 states and 113 transitions. [2023-11-21 22:13:36,872 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 17 [2023-11-21 22:13:36,873 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 88 states to 81 states and 104 transitions. [2023-11-21 22:13:36,873 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2023-11-21 22:13:36,874 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 54 [2023-11-21 22:13:36,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 104 transitions. [2023-11-21 22:13:36,874 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:36,874 INFO L218 hiAutomatonCegarLoop]: Abstraction has 81 states and 104 transitions. [2023-11-21 22:13:36,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 104 transitions. [2023-11-21 22:13:36,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 56. [2023-11-21 22:13:36,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 1.3392857142857142) internal successors, (75), 55 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 75 transitions. [2023-11-21 22:13:36,879 INFO L240 hiAutomatonCegarLoop]: Abstraction has 56 states and 75 transitions. [2023-11-21 22:13:36,879 INFO L428 stractBuchiCegarLoop]: Abstraction has 56 states and 75 transitions. [2023-11-21 22:13:36,879 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2023-11-21 22:13:36,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 75 transitions. [2023-11-21 22:13:36,880 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2023-11-21 22:13:36,880 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:36,880 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:36,881 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:36,881 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 22:13:36,881 INFO L748 eck$LassoCheckResult]: Stem: 1247#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 1233#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1225#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 1226#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1243#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1244#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1245#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1246#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1239#L20-4 main_~j~0#1 := 1; 1240#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1248#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1223#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1219#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1220#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1229#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1230#L22-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1227#L22-4 main_~k~0#1 := 1; 1228#L31-3 [2023-11-21 22:13:36,881 INFO L750 eck$LassoCheckResult]: Loop: 1228#L31-3 assume !!(main_~k~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem13#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (main_~k~0#1 - 1), 4);call main_#t~mem14#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~k~0#1, 4);assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_#t~mem13#1 <= main_#t~mem14#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 1241#L6 assume !(0 == __VERIFIER_assert_~cond#1); 1217#L6-2 havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;havoc main_#t~mem13#1;havoc main_#t~mem14#1; 1218#L31-2 main_#t~post12#1 := main_~k~0#1;main_~k~0#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1; 1228#L31-3 [2023-11-21 22:13:36,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:36,882 INFO L85 PathProgramCache]: Analyzing trace with hash 67529785, now seen corresponding path program 1 times [2023-11-21 22:13:36,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:36,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533859915] [2023-11-21 22:13:36,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:36,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,909 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:36,910 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:36,910 INFO L85 PathProgramCache]: Analyzing trace with hash 2871948, now seen corresponding path program 2 times [2023-11-21 22:13:36,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:36,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409015979] [2023-11-21 22:13:36,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:36,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,921 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:36,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:36,922 INFO L85 PathProgramCache]: Analyzing trace with hash -2043583804, now seen corresponding path program 1 times [2023-11-21 22:13:36,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:36,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475335038] [2023-11-21 22:13:36,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:36,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:36,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:36,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:38,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:38,542 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:38,542 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:38,542 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:38,542 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:38,542 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:38,542 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:38,542 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:38,542 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:38,542 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration10_Lasso [2023-11-21 22:13:38,542 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:38,542 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:38,545 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 22:13:38,548 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 22:13:38,550 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 22:13:38,553 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 22:13:38,867 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 22:13:38,870 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 22:13:38,872 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 22:13:38,874 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 22:13:38,877 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 22:13:38,880 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 22:13:38,882 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 22:13:38,889 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 22:13:38,891 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 22:13:38,893 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 22:13:38,895 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 22:13:38,897 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 22:13:38,910 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 22:13:38,912 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 22:13:39,401 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:39,401 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:39,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,402 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-21 22:13:39,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:39,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-21 22:13:39,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,434 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-21 22:13:39,437 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 22:13:39,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:39,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:39,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:39,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:39,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,461 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-21 22:13:39,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:39,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:39,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:39,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:39,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-21 22:13:39,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,490 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-21 22:13:39,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:39,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,504 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,504 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-21 22:13:39,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,521 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-21 22:13:39,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:39,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-21 22:13:39,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,552 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-21 22:13:39,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:39,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:39,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,588 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-21 22:13:39,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:39,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,606 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:39,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-21 22:13:39,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,619 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-21 22:13:39,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:39,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:39,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:39,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:39,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:39,638 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:39,638 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:39,653 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:39,671 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2023-11-21 22:13:39,671 INFO L444 ModelExtractionUtils]: 6 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2023-11-21 22:13:39,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:39,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:39,673 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:39,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-21 22:13:39,674 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:39,685 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:13:39,685 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:39,685 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0#1.offset, ULTIMATE.start_main_~k~0#1, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4) = -1*ULTIMATE.start_main_~#v~0#1.offset - 4*ULTIMATE.start_main_~k~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_4 Supporting invariants [] [2023-11-21 22:13:39,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:39,723 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-21 22:13:39,724 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated [2023-11-21 22:13:39,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:39,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:39,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:39,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:39,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:13:39,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:39,839 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 22:13:39,840 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 22:13:39,840 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 75 transitions. cyclomatic complexity: 26 Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 22:13:39,863 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 75 transitions. cyclomatic complexity: 26. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 60 states and 80 transitions. Complement of second has 4 states. [2023-11-21 22:13:39,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-21 22:13:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 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 22:13:39,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2023-11-21 22:13:39,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 17 letters. Loop has 4 letters. [2023-11-21 22:13:39,866 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:39,866 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 21 letters. Loop has 4 letters. [2023-11-21 22:13:39,866 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:39,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 17 letters. Loop has 8 letters. [2023-11-21 22:13:39,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:39,867 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 80 transitions. [2023-11-21 22:13:39,868 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-21 22:13:39,868 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 38 states and 49 transitions. [2023-11-21 22:13:39,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2023-11-21 22:13:39,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2023-11-21 22:13:39,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 49 transitions. [2023-11-21 22:13:39,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:39,869 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 49 transitions. [2023-11-21 22:13:39,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 49 transitions. [2023-11-21 22:13:39,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-21 22:13:39,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 37 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:39,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 49 transitions. [2023-11-21 22:13:39,884 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 49 transitions. [2023-11-21 22:13:39,884 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 49 transitions. [2023-11-21 22:13:39,884 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2023-11-21 22:13:39,884 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 49 transitions. [2023-11-21 22:13:39,885 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2023-11-21 22:13:39,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:39,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:39,886 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:39,886 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:13:39,887 INFO L748 eck$LassoCheckResult]: Stem: 1454#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 1455#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1456#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 1443#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1444#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1445#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1446#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1470#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1468#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1467#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1463#L20-4 main_~j~0#1 := 1; 1464#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1474#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1453#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1449#L25-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;call main_#t~mem11#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1;main_~i~0#1 := main_~i~0#1 - 1; 1450#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1451#L25-1 assume !main_#t~short10#1; 1452#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1439#L25-6 [2023-11-21 22:13:39,888 INFO L750 eck$LassoCheckResult]: Loop: 1439#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1440#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1457#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1458#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1461#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1476#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1439#L25-6 [2023-11-21 22:13:39,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:39,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1820634841, now seen corresponding path program 1 times [2023-11-21 22:13:39,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:39,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801182668] [2023-11-21 22:13:39,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:39,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:39,944 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:39,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:39,945 INFO L85 PathProgramCache]: Analyzing trace with hash -1956637842, now seen corresponding path program 6 times [2023-11-21 22:13:39,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:39,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762849252] [2023-11-21 22:13:39,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:39,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:39,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:39,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:39,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:39,957 INFO L85 PathProgramCache]: Analyzing trace with hash 159870996, now seen corresponding path program 1 times [2023-11-21 22:13:39,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:39,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389486739] [2023-11-21 22:13:39,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:39,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:39,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:39,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:40,006 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:41,041 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:41,042 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:41,042 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:41,042 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:41,042 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:41,042 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:41,042 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:41,042 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:41,042 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration11_Lasso [2023-11-21 22:13:41,042 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:41,042 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:41,045 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 22:13:41,050 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 22:13:41,060 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 22:13:41,062 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 22:13:41,064 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 22:13:41,066 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 22:13:41,068 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 22:13:41,070 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 22:13:41,071 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 22:13:41,074 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 22:13:41,079 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 22:13:41,081 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 22:13:41,083 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 22:13:41,085 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 22:13:41,646 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 22:13:42,122 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:42,123 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:42,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,126 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-21 22:13:42,133 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,181 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,183 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-21 22:13:42,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-21 22:13:42,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,222 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-21 22:13:42,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-21 22:13:42,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,251 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-21 22:13:42,253 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,263 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,263 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,285 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-21 22:13:42,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,297 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-21 22:13:42,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,311 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-21 22:13:42,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-21 22:13:42,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,337 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-21 22:13:42,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,363 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-21 22:13:42,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,375 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,375 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-21 22:13:42,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,391 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-21 22:13:42,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,406 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-21 22:13:42,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,419 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-21 22:13:42,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,444 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-21 22:13:42,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-11-21 22:13:42,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,470 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-21 22:13:42,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-21 22:13:42,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,496 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,516 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-21 22:13:42,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,548 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:42,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:42,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:42,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-21 22:13:42,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-21 22:13:42,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,597 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-21 22:13:42,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,627 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-21 22:13:42,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,658 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-21 22:13:42,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,694 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-21 22:13:42,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2023-11-21 22:13:42,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,724 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2023-11-21 22:13:42,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,735 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,737 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,758 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2023-11-21 22:13:42,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:42,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,787 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2023-11-21 22:13:42,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:42,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:42,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2023-11-21 22:13:42,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,832 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2023-11-21 22:13:42,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:42,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:42,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:42,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:42,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:42,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:42,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:42,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:42,906 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-21 22:13:42,906 INFO L444 ModelExtractionUtils]: 5 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-21 22:13:42,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:42,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:42,908 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:42,914 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:42,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2023-11-21 22:13:42,928 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-21 22:13:42,928 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:42,928 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0#1.offset, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_5, ULTIMATE.start_main_~j~0#1) = -1*ULTIMATE.start_main_~#v~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_5 - 4*ULTIMATE.start_main_~j~0#1 Supporting invariants [] [2023-11-21 22:13:42,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2023-11-21 22:13:42,964 INFO L156 tatePredicateManager]: 7 out of 7 supporting invariants were superfluous and have been removed [2023-11-21 22:13:42,966 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated [2023-11-21 22:13:42,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:43,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:43,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:43,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 22:13:43,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:43,091 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 22:13:43,092 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 22:13:43,092 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 49 transitions. cyclomatic complexity: 16 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 22:13:43,118 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 49 transitions. cyclomatic complexity: 16. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 60 states and 82 transitions. Complement of second has 6 states. [2023-11-21 22:13:43,118 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 22:13:43,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 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 22:13:43,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2023-11-21 22:13:43,119 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 18 letters. Loop has 6 letters. [2023-11-21 22:13:43,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:43,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 24 letters. Loop has 6 letters. [2023-11-21 22:13:43,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:43,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 18 letters. Loop has 12 letters. [2023-11-21 22:13:43,121 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:43,121 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 82 transitions. [2023-11-21 22:13:43,122 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-21 22:13:43,123 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 45 states and 60 transitions. [2023-11-21 22:13:43,123 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2023-11-21 22:13:43,123 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2023-11-21 22:13:43,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 60 transitions. [2023-11-21 22:13:43,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-21 22:13:43,124 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 60 transitions. [2023-11-21 22:13:43,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 60 transitions. [2023-11-21 22:13:43,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 31. [2023-11-21 22:13:43,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 30 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 40 transitions. [2023-11-21 22:13:43,126 INFO L240 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions. [2023-11-21 22:13:43,126 INFO L428 stractBuchiCegarLoop]: Abstraction has 31 states and 40 transitions. [2023-11-21 22:13:43,126 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2023-11-21 22:13:43,126 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 40 transitions. [2023-11-21 22:13:43,127 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-21 22:13:43,127 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:13:43,127 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:13:43,128 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:13:43,128 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-21 22:13:43,128 INFO L748 eck$LassoCheckResult]: Stem: 1673#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 1674#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet6#1, main_#t~post5#1, main_#t~mem8#1, main_#t~mem11#1, main_#t~mem9#1, main_#t~short10#1, main_#t~post7#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post12#1, main_~SIZE~0#1, main_~i~0#1, main_~j~0#1, main_~k~0#1, main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset;havoc main_#t~nondet4#1;main_~SIZE~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1; 1675#L15 assume !((if main_~SIZE~0#1 % 4294967296 % 18446744073709551616 <= 9223372036854775807 then main_~SIZE~0#1 % 4294967296 % 18446744073709551616 else main_~SIZE~0#1 % 4294967296 % 18446744073709551616 - 18446744073709551616) >= 1000000000);havoc main_~i~0#1;havoc main_~j~0#1;havoc main_~k~0#1;havoc main_~key~0#1;call main_~#v~0#1.base, main_~#v~0#1.offset := #Ultimate.allocOnStack(4 * main_~SIZE~0#1 % 4294967296);main_~j~0#1 := 0; 1663#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1664#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1665#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1666#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1685#L20-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);havoc main_#t~nondet6#1;call write~int#1(main_#t~nondet6#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);havoc main_#t~nondet6#1; 1684#L20-2 main_#t~post5#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 1683#L20-3 assume !(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296); 1680#L20-4 main_~j~0#1 := 1; 1676#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1677#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1688#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1686#L25-3 assume !main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1; 1660#L25-6 call write~int#1(main_~key~0#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4); 1661#L22-2 main_#t~post7#1 := main_~j~0#1;main_~j~0#1 := 1 + main_#t~post7#1;havoc main_#t~post7#1; 1678#L22-3 assume !!(main_~j~0#1 % 4294967296 < main_~SIZE~0#1 % 4294967296);call main_#t~mem8#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~j~0#1, 4);main_~key~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;main_~i~0#1 := main_~j~0#1 - 1; 1679#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1671#L25-1 [2023-11-21 22:13:43,128 INFO L750 eck$LassoCheckResult]: Loop: 1671#L25-1 assume main_#t~short10#1;call main_#t~mem9#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);main_#t~short10#1 := main_#t~mem9#1 > main_~key~0#1; 1667#L25-3 assume !!main_#t~short10#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;call main_#t~mem11#1 := read~int#1(main_~#v~0#1.base, main_~#v~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1(main_#t~mem11#1, main_~#v~0#1.base, main_~#v~0#1.offset + 4 * (1 + main_~i~0#1), 4);havoc main_#t~mem11#1;main_~i~0#1 := main_~i~0#1 - 1; 1668#L25-5 main_#t~short10#1 := main_~i~0#1 >= 0; 1671#L25-1 [2023-11-21 22:13:43,128 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:43,129 INFO L85 PathProgramCache]: Analyzing trace with hash -606494268, now seen corresponding path program 4 times [2023-11-21 22:13:43,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:43,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112677221] [2023-11-21 22:13:43,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:43,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:43,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,147 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,162 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:43,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:43,163 INFO L85 PathProgramCache]: Analyzing trace with hash 66777, now seen corresponding path program 2 times [2023-11-21 22:13:43,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:43,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989028268] [2023-11-21 22:13:43,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:43,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:43,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:43,173 INFO L85 PathProgramCache]: Analyzing trace with hash 856713270, now seen corresponding path program 1 times [2023-11-21 22:13:43,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:13:43,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468549404] [2023-11-21 22:13:43,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:13:43,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:13:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,194 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:13:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:13:43,210 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:13:45,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:46,042 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:13:46,042 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:13:46,042 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:13:46,042 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:13:46,042 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:13:46,043 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:46,043 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:13:46,043 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:13:46,043 INFO L133 ssoRankerPreferences]: Filename of dumped script: insertion_sort-2-2.c_Iteration12_Lasso [2023-11-21 22:13:46,043 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:13:46,043 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:13:46,046 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 22:13:46,049 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 22:13:46,051 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 22:13:46,053 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 22:13:46,900 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 22:13:46,905 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 22:13:46,907 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 22:13:46,918 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 22:13:46,920 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 22:13:46,923 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 22:13:46,925 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 22:13:46,927 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 22:13:46,930 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 22:13:46,932 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 22:13:47,370 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:13:47,370 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:13:47,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,380 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:47,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:47,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:47,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:47,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2023-11-21 22:13:47,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,434 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:47,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2023-11-21 22:13:47,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:47,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:47,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:47,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,483 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:47,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:13:47,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:13:47,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:13:47,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2023-11-21 22:13:47,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,527 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2023-11-21 22:13:47,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,578 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2023-11-21 22:13:47,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,608 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2023-11-21 22:13:47,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:47,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,621 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,622 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,625 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,654 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2023-11-21 22:13:47,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:13:47,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,694 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2023-11-21 22:13:47,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2023-11-21 22:13:47,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,729 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2023-11-21 22:13:47,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,741 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,741 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,758 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2023-11-21 22:13:47,759 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,787 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2023-11-21 22:13:47,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:13:47,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,799 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:13:47,799 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:13:47,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:13:47,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:47,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,815 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2023-11-21 22:13:47,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:13:47,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:13:47,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:13:47,827 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-21 22:13:47,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:13:47,839 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-11-21 22:13:47,839 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:13:47,885 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-21 22:13:47,947 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2023-11-21 22:13:47,948 INFO L444 ModelExtractionUtils]: 16 out of 31 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-21 22:13:47,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:13:47,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:13:47,952 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:13:47,956 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-21 22:13:47,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2023-11-21 22:13:47,986 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2023-11-21 22:13:47,986 INFO L513 LassoAnalysis]: Proved termination. [2023-11-21 22:13:47,986 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~#v~0#1.offset, ULTIMATE.start_main_~i~0#1, v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_6) = 8*ULTIMATE.start_main_~#v~0#1.offset + 32*ULTIMATE.start_main_~i~0#1 + 1*v_rep(select #length ULTIMATE.start_main_~#v~0#1.base)_6 Supporting invariants [] [2023-11-21 22:13:48,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:48,121 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2023-11-21 22:13:48,122 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated [2023-11-21 22:13:48,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,262 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 22:13:48,262 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 22:13:48,262 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,293 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 62 transitions. Complement of second has 7 states. [2023-11-21 22:13:48,294 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 22:13:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2023-11-21 22:13:48,295 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-21 22:13:48,295 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:48,295 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-21 22:13:48,309 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,438 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 22:13:48,438 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 22:13:48,438 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,495 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 49 states and 61 transitions. Complement of second has 9 states. [2023-11-21 22:13:48,496 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 22:13:48,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2023-11-21 22:13:48,497 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-21 22:13:48,497 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:48,497 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-21 22:13:48,511 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:13:48,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:13:48,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 22:13:48,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:13:48,636 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 22:13:48,636 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 22:13:48,637 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,667 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 31 states and 40 transitions. cyclomatic complexity: 13. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 68 states and 84 transitions. Complement of second has 8 states. [2023-11-21 22:13:48,667 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 22:13:48,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:13:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 29 transitions. [2023-11-21 22:13:48,668 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 19 letters. Loop has 3 letters. [2023-11-21 22:13:48,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:48,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 22 letters. Loop has 3 letters. [2023-11-21 22:13:48,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:48,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 29 transitions. Stem has 19 letters. Loop has 6 letters. [2023-11-21 22:13:48,669 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-21 22:13:48,670 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 84 transitions. [2023-11-21 22:13:48,670 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 22:13:48,670 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-21 22:13:48,671 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-21 22:13:48,671 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 22:13:48,671 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2023-11-21 22:13:48,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:13:48,671 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-21 22:13:48,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-21 22:13:48,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 10:13:48 BoogieIcfgContainer [2023-11-21 22:13:48,679 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-21 22:13:48,680 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:13:48,680 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:13:48,680 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:13:48,681 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:23" (3/4) ... [2023-11-21 22:13:48,683 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:13:48,684 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:13:48,685 INFO L158 Benchmark]: Toolchain (without parser) took 26307.89ms. Allocated memory was 174.1MB in the beginning and 268.4MB in the end (delta: 94.4MB). Free memory was 133.1MB in the beginning and 146.4MB in the end (delta: -13.3MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,685 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 174.1MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:13:48,685 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.08ms. Allocated memory is still 174.1MB. Free memory was 133.1MB in the beginning and 122.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.71ms. Allocated memory is still 174.1MB. Free memory was 122.6MB in the beginning and 120.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,686 INFO L158 Benchmark]: Boogie Preprocessor took 50.96ms. Allocated memory is still 174.1MB. Free memory was 120.2MB in the beginning and 118.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,686 INFO L158 Benchmark]: RCFGBuilder took 469.48ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 105.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,687 INFO L158 Benchmark]: BuchiAutomizer took 25460.59ms. Allocated memory was 174.1MB in the beginning and 268.4MB in the end (delta: 94.4MB). Free memory was 105.3MB in the beginning and 147.5MB in the end (delta: -42.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2023-11-21 22:13:48,687 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 268.4MB. Free memory was 147.5MB in the beginning and 146.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:13:48,689 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 174.1MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.08ms. Allocated memory is still 174.1MB. Free memory was 133.1MB in the beginning and 122.6MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.71ms. Allocated memory is still 174.1MB. Free memory was 122.6MB in the beginning and 120.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.96ms. Allocated memory is still 174.1MB. Free memory was 120.2MB in the beginning and 118.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 469.48ms. Allocated memory is still 174.1MB. Free memory was 118.4MB in the beginning and 105.8MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 25460.59ms. Allocated memory was 174.1MB in the beginning and 268.4MB in the end (delta: 94.4MB). Free memory was 105.3MB in the beginning and 147.5MB in the end (delta: -42.1MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 268.4MB. Free memory was 147.5MB in the beginning and 146.4MB in the end (delta: 1.0MB). 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[~#v~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~#v~0!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 12 terminating modules (6 trivial, 5 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. One deterministic module has affine ranking function ((2 * i) + 1) and consists of 5 locations. One deterministic module has affine ranking function null and consists of 8 locations. One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 6 modules have a trivial ranking function, the largest among these consists of 15 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 25.3s and 13 iterations. TraceHistogramMax:3. Analysis of lassos took 22.9s. Construction of modules took 0.4s. Büchi inclusion checks took 1.8s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 6. Automata minimization 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 101 StatesRemovedByMinimization, 8 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 [5, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 336 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 329 mSDsluCounter, 579 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 357 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 406 IncrementalHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 222 mSDtfsCounter, 406 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc4 concLT0 SILN0 SILU1 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital216 mio100 ax100 hnf100 lsp92 ukn68 mio100 lsp43 div311 bol100 ite100 ukn100 eq142 hnf95 smp51 dnf115 smp94 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 171ms VariablesStem: 9 VariablesLoop: 6 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 22:13:48,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2023-11-21 22:13:48,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2023-11-21 22:13:49,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2023-11-21 22:13:49,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2023-11-21 22:13:49,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fcd71c0d-1132-41a5-8a1e-83d011a32d2d/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE