./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b 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_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:51:57,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:51:57,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:51:57,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:51:57,582 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:51:57,616 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:51:57,617 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:51:57,618 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:51:57,619 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:51:57,620 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:51:57,620 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:51:57,621 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:51:57,622 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:51:57,623 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:51:57,624 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:51:57,624 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:51:57,625 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:51:57,626 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:51:57,626 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:51:57,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:51:57,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:51:57,629 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:51:57,629 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:51:57,630 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:51:57,630 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:51:57,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:51:57,632 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:51:57,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:51:57,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:51:57,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:51:57,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:51:57,634 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:51:57,635 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:51:57,636 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_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f561bb39ee57b07ab3831dd4ee3a1e439959bee7f69e1cabc2315100876031b [2023-11-06 22:51:57,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:51:57,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:51:57,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:51:57,990 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:51:57,991 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:51:57,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2023-11-06 22:52:01,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:52:02,051 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:52:02,055 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/sv-benchmarks/c/termination-memory-alloca/b.10-alloca.i [2023-11-06 22:52:02,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/data/c45f6c4a2/46cdfdf39c514ea9a31f95a003245dd0/FLAG9e24017c6 [2023-11-06 22:52:02,092 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/data/c45f6c4a2/46cdfdf39c514ea9a31f95a003245dd0 [2023-11-06 22:52:02,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:52:02,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:52:02,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:52:02,103 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:52:02,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:52:02,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ea3d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02, skipping insertion in model container [2023-11-06 22:52:02,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,167 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:52:02,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:52:02,566 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:52:02,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:52:02,693 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:52:02,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02 WrapperNode [2023-11-06 22:52:02,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:52:02,696 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:52:02,696 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:52:02,697 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:52:02,705 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,750 INFO L138 Inliner]: procedures = 111, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2023-11-06 22:52:02,751 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:52:02,752 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:52:02,752 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:52:02,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:52:02,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,784 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:52:02,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:52:02,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:52:02,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:52:02,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (1/1) ... [2023-11-06 22:52:02,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:02,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:02,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:02,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:52:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:52:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:52:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:52:02,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:52:02,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:52:02,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:52:03,084 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:52:03,087 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:52:03,452 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:52:03,459 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:52:03,460 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:52:03,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:52:03 BoogieIcfgContainer [2023-11-06 22:52:03,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:52:03,464 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:52:03,464 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:52:03,475 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:52:03,476 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:52:03,477 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:52:02" (1/3) ... [2023-11-06 22:52:03,478 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18e7a344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:52:03, skipping insertion in model container [2023-11-06 22:52:03,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:52:03,478 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:52:02" (2/3) ... [2023-11-06 22:52:03,481 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@18e7a344 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:52:03, skipping insertion in model container [2023-11-06 22:52:03,482 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:52:03,482 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:52:03" (3/3) ... [2023-11-06 22:52:03,486 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.10-alloca.i [2023-11-06 22:52:03,568 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:52:03,571 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:52:03,571 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:52:03,571 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:52:03,571 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:52:03,572 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:52:03,572 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:52:03,573 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:52:03,579 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:03,609 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2023-11-06 22:52:03,610 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:52:03,610 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:52:03,618 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:52:03,618 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:03,618 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:52:03,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:03,621 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 11 [2023-11-06 22:52:03,621 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:52:03,621 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:52:03,622 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:52:03,622 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:03,630 INFO L748 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 16#L559-2true [2023-11-06 22:52:03,630 INFO L750 eck$LassoCheckResult]: Loop: 16#L559-2true call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 17#L555-1true assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 3#L555-3true test_fun_#t~short13#1 := test_fun_#t~short8#1; 5#L555-4true assume test_fun_#t~short13#1; 9#L555-9true test_fun_#t~short16#1 := test_fun_#t~short13#1; 10#L555-10true assume !test_fun_#t~short16#1; 14#L555-12true assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 4#L556true assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1; 16#L559-2true [2023-11-06 22:52:03,635 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:03,636 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-06 22:52:03,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:03,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698204713] [2023-11-06 22:52:03,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:03,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:03,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:03,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:03,939 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:03,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1790206705, now seen corresponding path program 1 times [2023-11-06 22:52:03,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:03,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117574601] [2023-11-06 22:52:03,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:03,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:52:04,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:04,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117574601] [2023-11-06 22:52:04,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117574601] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:04,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:04,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:52:04,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591367672] [2023-11-06 22:52:04,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:04,095 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:52:04,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:04,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:52:04,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:52:04,137 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:04,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:04,249 INFO L93 Difference]: Finished difference Result 21 states and 28 transitions. [2023-11-06 22:52:04,251 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2023-11-06 22:52:04,254 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 14 [2023-11-06 22:52:04,258 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 22 transitions. [2023-11-06 22:52:04,259 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-06 22:52:04,278 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-06 22:52:04,279 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2023-11-06 22:52:04,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:52:04,280 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2023-11-06 22:52:04,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2023-11-06 22:52:04,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2023-11-06 22:52:04,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:04,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2023-11-06 22:52:04,314 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-06 22:52:04,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:52:04,320 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2023-11-06 22:52:04,321 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:52:04,321 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2023-11-06 22:52:04,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-06 22:52:04,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:52:04,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:52:04,323 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:52:04,323 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:04,323 INFO L748 eck$LassoCheckResult]: Stem: 64#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 58#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 54#L559-2 [2023-11-06 22:52:04,323 INFO L750 eck$LassoCheckResult]: Loop: 54#L559-2 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 65#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 51#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 52#L555-4 assume test_fun_#t~short13#1; 56#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 61#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 62#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 53#L556 assume test_fun_#t~mem17#1 > 0;havoc test_fun_#t~mem17#1;call test_fun_#t~mem18#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem18#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem18#1; 54#L559-2 [2023-11-06 22:52:04,324 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:04,325 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-06 22:52:04,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:04,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980571939] [2023-11-06 22:52:04,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:04,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,371 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:04,400 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:04,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1790208627, now seen corresponding path program 1 times [2023-11-06 22:52:04,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:04,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854181039] [2023-11-06 22:52:04,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:04,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:04,457 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:04,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1099647153, now seen corresponding path program 1 times [2023-11-06 22:52:04,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:04,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116601547] [2023-11-06 22:52:04,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:04,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:04,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,580 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:04,661 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:06,003 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:52:06,010 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:52:06,010 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:52:06,010 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:52:06,011 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:52:06,011 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:06,011 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:52:06,011 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:52:06,011 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration2_Lasso [2023-11-06 22:52:06,012 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:52:06,012 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:52:06,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,059 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,062 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,916 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,930 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,934 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,941 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:06,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:07,659 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:52:07,665 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:52:07,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,676 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:52:07,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:07,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:07,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:07,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:07,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:07,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,734 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:52:07,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:07,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:07,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:07,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:07,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:07,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,789 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:52:07,798 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:07,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:07,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:07,832 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:07,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:07,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,845 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:52:07,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:07,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:07,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:07,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:07,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:07,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,905 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:52:07,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:07,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:07,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:07,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:07,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-06 22:52:07,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:07,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:07,951 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:07,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:52:07,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:07,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:07,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:07,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:07,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:07,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:07,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:08,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,024 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:08,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:52:08,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:08,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:08,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,075 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:52:08,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:08,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:08,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:08,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,118 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:52:08,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,153 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:08,153 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:08,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,183 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:52:08,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:08,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:08,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:08,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,222 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:52:08,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:08,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:08,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:08,254 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,259 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:52:08,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:08,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,273 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:08,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:08,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:08,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-06 22:52:08,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,294 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:52:08,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:08,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:08,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:08,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:08,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:08,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:08,323 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:08,348 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:52:08,380 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-06 22:52:08,380 INFO L444 ModelExtractionUtils]: 11 out of 31 variables were initially zero. Simplification set additionally 18 variables to zero. [2023-11-06 22:52:08,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:08,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:08,409 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:08,417 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:52:08,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:52:08,449 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:52:08,449 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:52:08,450 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~x_ref~0#1.base) ULTIMATE.start_test_fun_~x_ref~0#1.offset)_1 Supporting invariants [] [2023-11-06 22:52:08,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:08,594 INFO L156 tatePredicateManager]: 26 out of 26 supporting invariants were superfluous and have been removed [2023-11-06 22:52:08,616 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:08,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:08,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-06 22:52:08,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:08,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:52:08,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:08,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:52:08,750 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 [2023-11-06 22:52:08,751 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:08,845 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 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 31 states and 45 transitions. Complement of second has 6 states. [2023-11-06 22:52:08,846 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 [2023-11-06 22:52:08,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:08,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2023-11-06 22:52:08,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 8 letters. [2023-11-06 22:52:08,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:08,857 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 10 letters. Loop has 8 letters. [2023-11-06 22:52:08,857 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:08,858 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 16 letters. [2023-11-06 22:52:08,858 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:08,858 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 45 transitions. [2023-11-06 22:52:08,860 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-06 22:52:08,862 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 45 transitions. [2023-11-06 22:52:08,862 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-06 22:52:08,862 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2023-11-06 22:52:08,862 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 45 transitions. [2023-11-06 22:52:08,863 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:52:08,863 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 45 transitions. [2023-11-06 22:52:08,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 45 transitions. [2023-11-06 22:52:08,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2023-11-06 22:52:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4333333333333333) internal successors, (43), 29 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 43 transitions. [2023-11-06 22:52:08,867 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 43 transitions. [2023-11-06 22:52:08,867 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 43 transitions. [2023-11-06 22:52:08,868 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 22:52:08,868 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 43 transitions. [2023-11-06 22:52:08,869 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-06 22:52:08,869 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:52:08,869 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:52:08,870 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 22:52:08,870 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:08,870 INFO L748 eck$LassoCheckResult]: Stem: 276#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 266#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 267#L559-2 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 277#L555-1 [2023-11-06 22:52:08,870 INFO L750 eck$LassoCheckResult]: Loop: 277#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 253#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 254#L555-4 assume test_fun_#t~short13#1; 262#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 268#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 270#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 257#L556 assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 258#L559 assume !(test_fun_#t~mem19#1 > 0);havoc test_fun_#t~mem19#1; 272#L559-2 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 277#L555-1 [2023-11-06 22:52:08,871 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:08,871 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-06 22:52:08,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:08,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353619847] [2023-11-06 22:52:08,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:08,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:08,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:08,949 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:08,950 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:08,950 INFO L85 PathProgramCache]: Analyzing trace with hash 572463690, now seen corresponding path program 1 times [2023-11-06 22:52:08,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:08,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038561355] [2023-11-06 22:52:08,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:08,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:09,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:52:09,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:52:09,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038561355] [2023-11-06 22:52:09,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038561355] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:52:09,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:52:09,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:52:09,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296201588] [2023-11-06 22:52:09,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:52:09,253 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-06 22:52:09,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:52:09,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:52:09,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:52:09,255 INFO L87 Difference]: Start difference. First operand 30 states and 43 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:52:09,347 INFO L93 Difference]: Finished difference Result 30 states and 41 transitions. [2023-11-06 22:52:09,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 41 transitions. [2023-11-06 22:52:09,356 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-06 22:52:09,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 30 states and 41 transitions. [2023-11-06 22:52:09,359 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2023-11-06 22:52:09,361 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2023-11-06 22:52:09,361 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 41 transitions. [2023-11-06 22:52:09,361 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:52:09,361 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-06 22:52:09,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 41 transitions. [2023-11-06 22:52:09,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2023-11-06 22:52:09,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.3666666666666667) internal successors, (41), 29 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:09,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 41 transitions. [2023-11-06 22:52:09,371 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-06 22:52:09,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:52:09,374 INFO L428 stractBuchiCegarLoop]: Abstraction has 30 states and 41 transitions. [2023-11-06 22:52:09,374 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 22:52:09,374 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 41 transitions. [2023-11-06 22:52:09,377 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 13 [2023-11-06 22:52:09,378 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:52:09,378 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:52:09,378 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-06 22:52:09,378 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:52:09,379 INFO L748 eck$LassoCheckResult]: Stem: 348#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 338#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1 := main_#t~nondet22#1, main_#t~nondet23#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~mem17#1, test_fun_#t~mem18#1, test_fun_#t~mem19#1, test_fun_#t~mem20#1, test_fun_#t~mem5#1, test_fun_#t~mem7#1, test_fun_#t~mem6#1, test_fun_#t~short8#1, test_fun_#t~mem9#1, test_fun_#t~mem11#1, test_fun_#t~mem10#1, test_fun_#t~short12#1, test_fun_#t~short13#1, test_fun_#t~mem14#1, test_fun_#t~mem15#1, test_fun_#t~short16#1, test_fun_#t~mem21#1, test_fun_~x#1, test_fun_~y#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 339#L559-2 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 349#L555-1 [2023-11-06 22:52:09,379 INFO L750 eck$LassoCheckResult]: Loop: 349#L555-1 assume test_fun_#t~short8#1;call test_fun_#t~mem7#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem7#1 < 2147483647 - test_fun_#t~mem6#1; 325#L555-3 test_fun_#t~short13#1 := test_fun_#t~short8#1; 326#L555-4 assume test_fun_#t~short13#1; 334#L555-9 test_fun_#t~short16#1 := test_fun_#t~short13#1; 340#L555-10 assume test_fun_#t~short16#1;call test_fun_#t~mem14#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem15#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);test_fun_#t~short16#1 := test_fun_#t~mem14#1 + test_fun_#t~mem15#1 > 0; 342#L555-12 assume !!test_fun_#t~short16#1;havoc test_fun_#t~mem5#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~short8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~mem11#1;havoc test_fun_#t~mem10#1;havoc test_fun_#t~short12#1;havoc test_fun_#t~short13#1;havoc test_fun_#t~mem14#1;havoc test_fun_#t~mem15#1;havoc test_fun_#t~short16#1;call test_fun_#t~mem17#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4); 329#L556 assume !(test_fun_#t~mem17#1 > 0);havoc test_fun_#t~mem17#1;call test_fun_#t~mem19#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4); 330#L559 assume test_fun_#t~mem19#1 > 0;havoc test_fun_#t~mem19#1;call test_fun_#t~mem20#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem20#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem20#1; 344#L559-2 call test_fun_#t~mem5#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);test_fun_#t~short8#1 := test_fun_#t~mem5#1 >= 0; 349#L555-1 [2023-11-06 22:52:09,381 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:09,381 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-06 22:52:09,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:09,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823893116] [2023-11-06 22:52:09,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:09,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,414 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:09,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,446 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:09,447 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:09,448 INFO L85 PathProgramCache]: Analyzing trace with hash 572463628, now seen corresponding path program 1 times [2023-11-06 22:52:09,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:09,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92811454] [2023-11-06 22:52:09,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:09,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,487 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:09,487 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:09,488 INFO L85 PathProgramCache]: Analyzing trace with hash -198955831, now seen corresponding path program 1 times [2023-11-06 22:52:09,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:52:09,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257857894] [2023-11-06 22:52:09,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:52:09,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:52:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:52:09,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:52:09,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:52:09,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:10,719 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:52:10,719 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:52:10,720 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:52:10,720 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:52:10,720 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:52:10,720 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:10,720 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:52:10,720 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:52:10,720 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.10-alloca.i_Iteration4_Lasso [2023-11-06 22:52:10,720 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:52:10,720 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:52:10,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,750 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:10,760 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,502 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,525 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:11,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:52:12,821 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:52:12,821 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:52:12,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:12,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:12,833 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:12,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:12,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:52:12,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:12,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:12,860 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:12,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:12,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:12,861 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:12,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:12,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:12,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:12,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:12,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:12,886 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:12,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:52:12,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:12,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:12,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:12,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:12,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:12,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:12,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:12,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:12,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:12,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:12,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:12,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:12,935 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:12,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:52:12,940 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 [2023-11-06 22:52:12,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:12,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:12,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:12,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:12,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:12,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:12,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:12,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:12,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:12,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:12,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:12,978 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:12,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:52:12,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:12,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:12,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:12,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:12,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:12,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:12,993 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:12,993 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:12,995 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-06 22:52:13,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,002 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:52:13,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,020 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:13,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,021 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:13,021 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:13,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,029 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:52:13,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:13,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:13,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:13,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-06 22:52:13,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,058 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:52:13,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:13,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,076 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:13,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:13,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-06 22:52:13,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,083 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:52:13,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,106 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,106 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,136 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:52:13,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,157 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,157 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,179 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,185 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 [2023-11-06 22:52:13,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:52:13,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:13,199 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:13,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:13,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,221 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:52:13,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:52:13,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:52:13,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:52:13,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,270 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:52:13,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,291 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,291 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,326 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:52:13,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,378 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:52:13,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,396 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,396 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,396 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,430 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:52:13,449 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-06 22:52:13,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,468 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:52:13,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,485 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,506 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:52:13,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,571 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:52:13,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:52:13,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:52:13,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:52:13,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:52:13,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:52:13,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:13,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,630 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:52:13,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:52:13,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:52:13,650 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-06 22:52:13,650 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-06 22:52:13,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:52:13,702 INFO L401 nArgumentSynthesizer]: We have 20 Motzkin's Theorem applications. [2023-11-06 22:52:13,702 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 22:52:13,810 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:52:13,967 INFO L443 ModelExtractionUtils]: Simplification made 22 calls to the SMT solver. [2023-11-06 22:52:13,967 INFO L444 ModelExtractionUtils]: 43 out of 66 variables were initially zero. Simplification set additionally 21 variables to zero. [2023-11-06 22:52:13,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:52:13,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:52:13,969 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:52:13,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:52:13,973 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:52:13,989 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 4. [2023-11-06 22:52:13,990 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:52:13,990 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) 0)_2 Supporting invariants [] [2023-11-06 22:52:13,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:14,086 INFO L156 tatePredicateManager]: 18 out of 20 supporting invariants were superfluous and have been removed [2023-11-06 22:52:14,092 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~y_ref~0!base] could not be translated [2023-11-06 22:52:14,094 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~y_ref~0!base][0] could not be translated [2023-11-06 22:52:14,125 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:52:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:14,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-06 22:52:14,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:14,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:52:14,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-06 22:52:14,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:52:14,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:52:14,579 INFO L322 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2023-11-06 22:52:14,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2023-11-06 22:52:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:52:14,643 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2023-11-06 22:52:14,643 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13 Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:14,967 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 30 states and 41 transitions. cyclomatic complexity: 13. Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 60 states and 89 transitions. Complement of second has 11 states. [2023-11-06 22:52:14,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 4 non-accepting loop states 1 accepting loop states [2023-11-06 22:52:14,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:52:14,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 22 transitions. [2023-11-06 22:52:14,970 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 3 letters. Loop has 9 letters. [2023-11-06 22:52:14,970 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:14,971 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 12 letters. Loop has 9 letters. [2023-11-06 22:52:14,971 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:14,971 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 22 transitions. Stem has 3 letters. Loop has 18 letters. [2023-11-06 22:52:14,972 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:52:14,972 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 89 transitions. [2023-11-06 22:52:14,975 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:52:14,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-06 22:52:14,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:52:14,975 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:52:14,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:52:14,976 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:52:14,976 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:52:14,976 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:52:14,976 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:52:14,976 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-06 22:52:14,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:52:14,976 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:52:14,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:52:14,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:52:14 BoogieIcfgContainer [2023-11-06 22:52:14,984 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:52:14,985 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:52:14,985 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:52:14,986 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:52:14,986 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:52:03" (3/4) ... [2023-11-06 22:52:14,989 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:52:14,990 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:52:14,991 INFO L158 Benchmark]: Toolchain (without parser) took 12889.57ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 120.3MB in the beginning and 120.7MB in the end (delta: -402.8kB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-11-06 22:52:14,991 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 113.2MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:52:14,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 591.79ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 104.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:52:14,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.90ms. Allocated memory is still 155.2MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:52:14,993 INFO L158 Benchmark]: Boogie Preprocessor took 37.85ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:52:14,994 INFO L158 Benchmark]: RCFGBuilder took 672.18ms. Allocated memory is still 155.2MB. Free memory was 100.9MB in the beginning and 86.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:52:14,994 INFO L158 Benchmark]: BuchiAutomizer took 11520.97ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 86.8MB in the beginning and 121.7MB in the end (delta: -34.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:52:14,995 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 186.6MB. Free memory was 121.7MB in the beginning and 120.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:52:14,997 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 113.2MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 591.79ms. Allocated memory is still 155.2MB. Free memory was 120.3MB in the beginning and 104.6MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.90ms. Allocated memory is still 155.2MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.85ms. Allocated memory is still 155.2MB. Free memory was 102.5MB in the beginning and 100.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 672.18ms. Allocated memory is still 155.2MB. Free memory was 100.9MB in the beginning and 86.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 11520.97ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 86.8MB in the beginning and 121.7MB in the end (delta: -34.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 186.6MB. Free memory was 121.7MB in the beginning and 120.7MB 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 #memory_int[~y_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~y_ref~0!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function *x_ref and consists of 4 locations. One deterministic module has affine ranking function NULL and consists of 7 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.4s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 9.8s. Construction of modules took 0.2s. Büchi inclusion checks took 1.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 38 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 157 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 102 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 104 IncrementalHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 55 mSDtfsCounter, 104 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI2 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital279 mio100 ax106 hnf100 lsp94 ukn70 mio100 lsp35 div100 bol104 ite100 ukn100 eq179 hnf89 smp100 dnf227 smp74 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 360ms VariablesStem: 12 VariablesLoop: 11 DisjunctsStem: 2 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 20 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! [2023-11-06 22:52:15,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30def7aa-5615-4603-9634-2c1750f68212/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE