./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version a0165632 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_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:57:37,841 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:57:37,936 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-08 18:57:37,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:57:37,944 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:57:37,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:57:37,986 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:57:37,987 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:57:37,988 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:57:37,989 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:57:37,990 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:57:37,991 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:57:37,992 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:57:37,994 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-08 18:57:37,995 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-08 18:57:37,995 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-08 18:57:37,996 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-08 18:57:38,000 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-08 18:57:38,000 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-08 18:57:38,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:57:38,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-08 18:57:38,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:57:38,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:57:38,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-08 18:57:38,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-08 18:57:38,002 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-08 18:57:38,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:57:38,003 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 18:57:38,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:57:38,004 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-08 18:57:38,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:57:38,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:57:38,005 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:57:38,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:57:38,007 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:57:38,007 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-08 18:57:38,008 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_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5777537c095ec59108b5d9f37cf81712da3de2e0342074f5f1b9baa22f97ec21 [2024-11-08 18:57:38,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:57:38,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:57:38,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:57:38,348 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:57:38,349 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:57:38,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i Unable to find full path for "g++" [2024-11-08 18:57:40,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:57:40,617 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:57:40,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/sv-benchmarks/c/termination-memory-linkedlists/cll_by_lseg_traverse-alloca.i [2024-11-08 18:57:40,631 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/data/c13e7db52/634f407ef77a4b8786b3a0c93f717bdd/FLAG0e72a2f82 [2024-11-08 18:57:40,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/data/c13e7db52/634f407ef77a4b8786b3a0c93f717bdd [2024-11-08 18:57:40,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:57:40,650 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:57:40,652 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:57:40,652 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:57:40,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:57:40,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:57:40" (1/1) ... [2024-11-08 18:57:40,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f86ae32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:40, skipping insertion in model container [2024-11-08 18:57:40,661 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:57:40" (1/1) ... [2024-11-08 18:57:40,701 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:57:41,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:57:41,198 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:57:41,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:57:41,310 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:57:41,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41 WrapperNode [2024-11-08 18:57:41,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:57:41,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:57:41,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:57:41,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:57:41,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,368 INFO L138 Inliner]: procedures = 115, calls = 13, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 34 [2024-11-08 18:57:41,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:57:41,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:57:41,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:57:41,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:57:41,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,391 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,419 INFO L175 MemorySlicer]: Split 5 memory accesses to 1 slices as follows [5]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 4 writes are split as follows [4]. [2024-11-08 18:57:41,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,432 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,435 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:57:41,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:57:41,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:57:41,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:57:41,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (1/1) ... [2024-11-08 18:57:41,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:41,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:41,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:41,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-08 18:57:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-08 18:57:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 18:57:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-08 18:57:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-08 18:57:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure new_lseg [2024-11-08 18:57:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure new_lseg [2024-11-08 18:57:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:57:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:57:41,626 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:57:41,628 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:57:41,847 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 18:57:41,848 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:57:41,860 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:57:41,860 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 18:57:41,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:41 BoogieIcfgContainer [2024-11-08 18:57:41,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:57:41,862 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-08 18:57:41,863 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-08 18:57:41,867 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-08 18:57:41,868 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 18:57:41,868 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.11 06:57:40" (1/3) ... [2024-11-08 18:57:41,869 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58b2c5f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:57:41, skipping insertion in model container [2024-11-08 18:57:41,869 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 18:57:41,869 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:57:41" (2/3) ... [2024-11-08 18:57:41,870 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@58b2c5f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.11 06:57:41, skipping insertion in model container [2024-11-08 18:57:41,870 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-08 18:57:41,870 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:41" (3/3) ... [2024-11-08 18:57:41,872 INFO L332 chiAutomizerObserver]: Analyzing ICFG cll_by_lseg_traverse-alloca.i [2024-11-08 18:57:41,936 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-08 18:57:41,936 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-08 18:57:41,936 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-08 18:57:41,936 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-08 18:57:41,937 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-08 18:57:41,937 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-08 18:57:41,937 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-08 18:57:41,937 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-08 18:57:41,941 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:57:41,962 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-08 18:57:41,962 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 18:57:41,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 18:57:41,969 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-08 18:57:41,970 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-08 18:57:41,970 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-08 18:57:41,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-08 18:57:41,972 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-11-08 18:57:41,972 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 18:57:41,973 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 18:57:41,973 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-08 18:57:41,973 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-08 18:57:41,983 INFO L745 eck$LassoCheckResult]: Stem: 14#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 5#L572true assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int#0(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4); 13#L559true call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);< 10#$Ultimate##0true [2024-11-08 18:57:41,984 INFO L747 eck$LassoCheckResult]: Loop: 10#$Ultimate##0true ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 3#L548true assume !(0 == ~n);call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(12);~x~0.base, ~x~0.offset := #t~malloc2.base, #t~malloc2.offset;havoc #t~malloc2.base, #t~malloc2.offset;call write~int#0(~n, ~x~0.base, ~x~0.offset, 4); 4#L552true call #t~ret3.base, #t~ret3.offset := new_lseg(~p.base, ~p.offset, ~n - 1);< 10#$Ultimate##0true [2024-11-08 18:57:41,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:41,991 INFO L85 PathProgramCache]: Analyzing trace with hash 925696, now seen corresponding path program 1 times [2024-11-08 18:57:42,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:42,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190792397] [2024-11-08 18:57:42,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,175 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,231 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:42,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:42,234 INFO L85 PathProgramCache]: Analyzing trace with hash 57729, now seen corresponding path program 1 times [2024-11-08 18:57:42,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:42,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88557385] [2024-11-08 18:57:42,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:42,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,258 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,286 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:42,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:42,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1807633698, now seen corresponding path program 1 times [2024-11-08 18:57:42,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:42,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321475534] [2024-11-08 18:57:42,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:42,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:42,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:42,379 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:43,886 INFO L204 LassoAnalysis]: Preferences: [2024-11-08 18:57:43,887 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-08 18:57:43,888 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-08 18:57:43,888 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-08 18:57:43,889 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-08 18:57:43,889 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:43,889 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-08 18:57:43,889 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-08 18:57:43,889 INFO L132 ssoRankerPreferences]: Filename of dumped script: cll_by_lseg_traverse-alloca.i_Iteration1_Lasso [2024-11-08 18:57:43,890 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-08 18:57:43,890 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-08 18:57:43,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,938 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,942 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,950 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,969 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:43,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,010 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,341 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,347 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,351 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,366 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,375 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-08 18:57:44,753 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-08 18:57:44,759 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-08 18:57:44,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:44,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:44,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:44,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-08 18:57:44,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:44,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:44,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:44,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:44,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:44,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:44,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:44,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:44,789 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:44,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:44,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:44,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:44,820 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:44,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-08 18:57:44,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:44,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:44,844 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:44,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:44,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:44,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:44,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:44,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:44,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:44,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-08 18:57:44,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:44,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:44,874 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:44,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-08 18:57:44,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:44,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:44,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:44,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:44,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:44,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:44,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:44,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:44,899 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:44,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-08 18:57:44,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:44,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:44,922 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:44,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-08 18:57:44,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:44,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:44,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:44,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:44,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:44,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:44,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:44,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:44,945 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:44,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-08 18:57:44,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:44,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:44,965 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:44,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-08 18:57:44,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:44,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:44,984 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:44,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:44,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:44,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:44,985 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:44,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:44,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-08 18:57:45,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,012 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-08 18:57:45,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,035 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-08 18:57:45,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,055 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-08 18:57:45,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,077 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,093 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-08 18:57:45,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,111 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-08 18:57:45,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,130 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-08 18:57:45,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,144 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-08 18:57:45,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,169 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-08 18:57:45,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,192 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-08 18:57:45,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,214 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-08 18:57:45,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,236 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-08 18:57:45,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,260 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-08 18:57:45,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,279 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,308 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-08 18:57:45,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,329 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,333 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-08 18:57:45,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,354 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-08 18:57:45,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,388 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-08 18:57:45,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,403 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,404 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,420 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-08 18:57:45,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,443 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,461 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-08 18:57:45,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,478 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,494 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-08 18:57:45,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,531 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-08 18:57:45,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,571 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-08 18:57:45,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,588 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,603 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-08 18:57:45,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,617 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,617 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,617 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,622 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-08 18:57:45,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,638 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-08 18:57:45,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-08 18:57:45,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-08 18:57:45,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-08 18:57:45,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-08 18:57:45,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,668 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-08 18:57:45,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,680 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,680 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,683 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 18:57:45,683 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 18:57:45,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-08 18:57:45,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,714 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-08 18:57:45,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-08 18:57:45,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-08 18:57:45,736 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-08 18:57:45,743 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-08 18:57:45,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-08 18:57:45,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,765 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-08 18:57:45,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-08 18:57:45,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-08 18:57:45,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-08 18:57:45,782 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-08 18:57:45,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-08 18:57:45,795 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-08 18:57:45,795 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-08 18:57:45,825 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-08 18:57:45,858 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-08 18:57:45,859 INFO L444 ModelExtractionUtils]: 11 out of 21 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-08 18:57:45,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-08 18:57:45,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:57:45,869 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-08 18:57:45,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-08 18:57:45,872 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-08 18:57:45,893 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-08 18:57:45,893 INFO L474 LassoAnalysis]: Proved termination. [2024-11-08 18:57:45,894 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(new_lseg_#in~n) = 1*new_lseg_#in~n Supporting invariants [1*new_lseg_#in~n >= 0] [2024-11-08 18:57:45,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-08 18:57:45,921 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-08 18:57:45,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:46,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 18:57:46,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:57:46,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:57:46,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 18:57:46,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:57:46,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 18:57:46,159 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-08 18:57:46,162 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:57:46,314 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 18 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 14 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 42 transitions. Complement of second has 17 states. [2024-11-08 18:57:46,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-08 18:57:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-08 18:57:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 12 transitions. [2024-11-08 18:57:46,323 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2024-11-08 18:57:46,324 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 18:57:46,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2024-11-08 18:57:46,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 18:57:46,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2024-11-08 18:57:46,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-08 18:57:46,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 42 transitions. [2024-11-08 18:57:46,329 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 18:57:46,336 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 23 states and 28 transitions. [2024-11-08 18:57:46,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2024-11-08 18:57:46,337 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2024-11-08 18:57:46,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2024-11-08 18:57:46,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-08 18:57:46,338 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2024-11-08 18:57:46,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2024-11-08 18:57:46,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2024-11-08 18:57:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 16 states have (on average 1.125) internal successors, (18), 16 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 3 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-08 18:57:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-08 18:57:46,371 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-08 18:57:46,371 INFO L425 stractBuchiCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-08 18:57:46,371 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-08 18:57:46,371 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 24 transitions. [2024-11-08 18:57:46,372 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-08 18:57:46,373 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-08 18:57:46,373 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-08 18:57:46,373 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:57:46,374 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-08 18:57:46,374 INFO L745 eck$LassoCheckResult]: Stem: 147#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 139#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~ret8#1.base, main_#t~ret8#1.offset, main_~n~0#1, main_~x~2#1.base, main_~x~2#1.offset;havoc main_#t~nondet7#1;main_~n~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 136#L572 assume !(main_~n~0#1 < 1);assume { :begin_inline_new_cll } true;new_cll_#in~n#1 := main_~n~0#1;havoc new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;new_cll_~n#1 := new_cll_#in~n#1;call new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset := #Ultimate.allocOnHeap(12);new_cll_~x~1#1.base, new_cll_~x~1#1.offset := new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset;call write~int#0(new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset, 4); 131#L559 call new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset := new_lseg(new_cll_~x~1#1.base, new_cll_~x~1#1.offset, new_cll_~n#1 - 1);< 143#$Ultimate##0 ~p.base, ~p.offset := #in~p.base, #in~p.offset;~n := #in~n; 130#L548 assume 0 == ~n;#res.base, #res.offset := ~p.base, ~p.offset; 132#new_lsegFINAL assume true; 142#new_lsegEXIT >#37#return; 137#L559-1 call write~$Pointer$#0(new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~x~1#1.base, 4 + new_cll_~x~1#1.offset, 8);havoc new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset;new_cll_#res#1.base, new_cll_#res#1.offset := new_cll_~x~1#1.base, new_cll_~x~1#1.offset; 138#new_cll_returnLabel#1 main_#t~ret8#1.base, main_#t~ret8#1.offset := new_cll_#res#1.base, new_cll_#res#1.offset;havoc new_cll_#t~malloc4#1.base, new_cll_#t~malloc4#1.offset, new_cll_#t~ret5#1.base, new_cll_#t~ret5#1.offset, new_cll_~n#1, new_cll_~x~1#1.base, new_cll_~x~1#1.offset;havoc new_cll_#in~n#1;assume { :end_inline_new_cll } true;main_~x~2#1.base, main_~x~2#1.offset := main_#t~ret8#1.base, main_#t~ret8#1.offset;havoc main_#t~ret8#1.base, main_#t~ret8#1.offset;assume { :begin_inline_traverse } true;traverse_#in~head#1.base, traverse_#in~head#1.offset := main_~x~2#1.base, main_~x~2#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset, traverse_~head#1.base, traverse_~head#1.offset, traverse_~curr~0#1.base, traverse_~curr~0#1.offset;traverse_~head#1.base, traverse_~head#1.offset := traverse_#in~head#1.base, traverse_#in~head#1.offset;traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_~head#1.base, traverse_~head#1.offset; 145#L565-3 [2024-11-08 18:57:46,374 INFO L747 eck$LassoCheckResult]: Loop: 145#L565-3 assume traverse_~curr~0#1.base != 0 || traverse_~curr~0#1.offset != 0; 146#L565-1 assume !!(traverse_~curr~0#1.base != 0 || traverse_~curr~0#1.offset != 0);call traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset := read~$Pointer$#0(traverse_~curr~0#1.base, 4 + traverse_~curr~0#1.offset, 8);traverse_~curr~0#1.base, traverse_~curr~0#1.offset := traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset;havoc traverse_#t~mem6#1.base, traverse_#t~mem6#1.offset; 145#L565-3 [2024-11-08 18:57:46,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:46,375 INFO L85 PathProgramCache]: Analyzing trace with hash 914562823, now seen corresponding path program 1 times [2024-11-08 18:57:46,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:46,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025022561] [2024-11-08 18:57:46,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:46,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,400 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:46,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,419 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:46,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:46,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1446, now seen corresponding path program 1 times [2024-11-08 18:57:46,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:46,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998349816] [2024-11-08 18:57:46,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:46,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:46,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,425 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,430 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:46,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:57:46,431 INFO L85 PathProgramCache]: Analyzing trace with hash -1573422292, now seen corresponding path program 1 times [2024-11-08 18:57:46,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:57:46,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726983250] [2024-11-08 18:57:46,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:57:46,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:57:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,474 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:46,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:57:47,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-08 18:57:47,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:47,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:57:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:57:47,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.11 06:57:47 BoogieIcfgContainer [2024-11-08 18:57:47,607 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-08 18:57:47,608 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:57:47,608 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:57:47,608 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:57:47,609 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:57:41" (3/4) ... [2024-11-08 18:57:47,611 INFO L139 WitnessPrinter]: Generating witness for non-termination counterexample [2024-11-08 18:57:47,660 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/witness.graphml [2024-11-08 18:57:47,660 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:57:47,661 INFO L158 Benchmark]: Toolchain (without parser) took 7011.13ms. Allocated memory was 123.7MB in the beginning and 211.8MB in the end (delta: 88.1MB). Free memory was 72.2MB in the beginning and 152.0MB in the end (delta: -79.8MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,664 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:57:47,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.84ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 72.1MB in the beginning and 140.2MB in the end (delta: -68.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.78ms. Allocated memory is still 176.2MB. Free memory was 140.2MB in the beginning and 138.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,665 INFO L158 Benchmark]: Boogie Preprocessor took 66.19ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,665 INFO L158 Benchmark]: RCFGBuilder took 422.98ms. Allocated memory is still 176.2MB. Free memory was 136.0MB in the beginning and 123.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,666 INFO L158 Benchmark]: BuchiAutomizer took 5744.91ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 122.7MB in the beginning and 153.1MB in the end (delta: -30.4MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2024-11-08 18:57:47,666 INFO L158 Benchmark]: Witness Printer took 52.81ms. Allocated memory is still 211.8MB. Free memory was 153.1MB in the beginning and 152.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:57:47,668 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory is still 96.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.84ms. Allocated memory was 123.7MB in the beginning and 176.2MB in the end (delta: 52.4MB). Free memory was 72.1MB in the beginning and 140.2MB in the end (delta: -68.1MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.78ms. Allocated memory is still 176.2MB. Free memory was 140.2MB in the beginning and 138.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.19ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 136.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 422.98ms. Allocated memory is still 176.2MB. Free memory was 136.0MB in the beginning and 123.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5744.91ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 122.7MB in the beginning and 153.1MB in the end (delta: -30.4MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. * Witness Printer took 52.81ms. Allocated memory is still 211.8MB. Free memory was 153.1MB in the beginning and 152.0MB 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.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one nonterminating remainder module.One deterministic module has affine ranking function \old(n) and consists of 6 locations. The remainder module has 21 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 5.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 9 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital197 mio100 ax100 hnf100 lsp96 ukn49 mio100 lsp27 div100 bol100 ite100 ukn100 eq188 hnf91 smp100 dnf135 smp100 tf100 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 131ms VariablesStem: 3 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - LassoShapedNonTerminationArgument [Line: 565]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite program execution. Stem: [L571] int n = __VERIFIER_nondet_int(); [L572] COND FALSE !(n < 1) [L575] CALL, EXPR new_cll(n) [L557] node_t* x = malloc(sizeof(node_t)); [L558] x->val = n [L559] CALL, EXPR new_lseg(x,n-1) VAL [\old(n)=0, \old(p)={29473:0}] [L548] COND TRUE n==0 [L549] return p; VAL [\old(n)=0, \old(p)={29473:0}, \result={29473:0}] [L559] RET, EXPR new_lseg(x,n-1) VAL [n=1, x={29473:0}] [L559] x->next = new_lseg(x,n-1) [L560] return x; VAL [\result={29473:0}, n=1] [L575] RET, EXPR new_cll(n) [L575] node_t* x = new_cll(n); [L576] CALL traverse(x) [L564] node_t* curr = head; VAL [curr={29473:0}] Loop: [L565] COND FALSE !(curr != ((void *)0)) [L565] COND TRUE curr != ((void *)0) [L566] EXPR curr->next [L566] curr = curr->next End of lasso representation. - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 565]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L571] int n = __VERIFIER_nondet_int(); [L572] COND FALSE !(n < 1) [L575] CALL, EXPR new_cll(n) [L557] node_t* x = malloc(sizeof(node_t)); [L558] x->val = n [L559] CALL, EXPR new_lseg(x,n-1) VAL [\old(n)=0, \old(p)={29473:0}] [L548] COND TRUE n==0 [L549] return p; VAL [\old(n)=0, \old(p)={29473:0}, \result={29473:0}] [L559] RET, EXPR new_lseg(x,n-1) VAL [n=1, x={29473:0}] [L559] x->next = new_lseg(x,n-1) [L560] return x; VAL [\result={29473:0}, n=1] [L575] RET, EXPR new_cll(n) [L575] node_t* x = new_cll(n); [L576] CALL traverse(x) [L564] node_t* curr = head; VAL [curr={29473:0}] Loop: [L565] COND FALSE !(curr != ((void *)0)) [L565] COND TRUE curr != ((void *)0) [L566] EXPR curr->next [L566] curr = curr->next End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 18:57:47,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6008fcb-5918-4d59-b171-364651381b95/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM)