./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 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_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:13:18,558 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:13:18,674 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:13:18,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:13:18,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:13:18,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:13:18,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:13:18,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:13:18,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:13:18,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:13:18,720 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:13:18,721 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:13:18,721 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:13:18,723 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:13:18,723 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:13:18,724 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:13:18,724 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:13:18,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:13:18,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:13:18,726 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:13:18,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:13:18,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:13:18,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:13:18,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:13:18,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:13:18,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:13:18,729 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:13:18,729 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:13:18,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:13:18,730 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:13:18,731 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:13:18,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:13:18,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:13:18,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:13:18,733 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:13:18,733 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:13:18,733 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_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2023-11-12 02:13:18,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:13:19,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:13:19,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:13:19,011 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:13:19,012 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:13:19,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2023-11-12 02:13:22,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:13:22,379 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:13:22,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/sv-benchmarks/c/termination-nla/ps4-both-t.c [2023-11-12 02:13:22,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/data/179600d68/390b1160d9c44db29dd7ba3e92ac5fed/FLAG9b084c41b [2023-11-12 02:13:22,401 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/data/179600d68/390b1160d9c44db29dd7ba3e92ac5fed [2023-11-12 02:13:22,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:13:22,406 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:13:22,407 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:13:22,407 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:13:22,412 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:13:22,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5918c4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22, skipping insertion in model container [2023-11-12 02:13:22,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:13:22,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:13:22,591 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:13:22,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:13:22,614 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:13:22,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22 WrapperNode [2023-11-12 02:13:22,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:13:22,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:13:22,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:13:22,617 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:13:22,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,645 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-12 02:13:22,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:13:22,647 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:13:22,647 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:13:22,647 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:13:22,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,663 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,665 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:13:22,666 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:13:22,666 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:13:22,666 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:13:22,667 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (1/1) ... [2023-11-12 02:13:22,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:22,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:22,702 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:22,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:13:22,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:13:22,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:13:22,806 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:13:22,815 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:13:22,924 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:13:22,930 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:13:22,930 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:13:22,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:13:22 BoogieIcfgContainer [2023-11-12 02:13:22,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:13:22,933 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:13:22,933 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:13:22,937 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:13:22,938 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:22,938 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:13:22" (1/3) ... [2023-11-12 02:13:22,939 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5101b63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:13:22, skipping insertion in model container [2023-11-12 02:13:22,939 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:22,939 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:13:22" (2/3) ... [2023-11-12 02:13:22,940 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5101b63c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:13:22, skipping insertion in model container [2023-11-12 02:13:22,940 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:13:22,940 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:13:22" (3/3) ... [2023-11-12 02:13:22,941 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2023-11-12 02:13:23,000 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:13:23,000 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:13:23,000 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:13:23,001 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:13:23,001 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:13:23,001 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:13:23,001 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:13:23,001 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:13:23,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:23,024 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-12 02:13:23,024 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:23,024 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:23,029 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:23,030 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:13:23,030 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:13:23,030 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:13:23,031 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-12 02:13:23,031 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:13:23,031 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:13:23,032 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-12 02:13:23,032 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:13:23,038 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-12 02:13:23,038 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-12 02:13:23,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:23,044 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-12 02:13:23,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:23,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267430818] [2023-11-12 02:13:23,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:23,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:23,151 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:23,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-12 02:13:23,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:23,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336469955] [2023-11-12 02:13:23,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:23,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:23,161 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:23,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1613984562] [2023-11-12 02:13:23,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:23,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:23,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,165 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:13:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,218 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:23,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:23,220 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-12 02:13:23,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:23,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993003889] [2023-11-12 02:13:23,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:23,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:23,230 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:23,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1225345286] [2023-11-12 02:13:23,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:23,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:23,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,269 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:13:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,325 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:23,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:23,337 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:23,480 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:23,481 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:23,481 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:23,482 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:23,482 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:13:23,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:23,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:23,483 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-12 02:13:23,483 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:23,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:23,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:23,584 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:23,584 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:13:23,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,591 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:13:23,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:23,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:13:23,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:23,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,653 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:13:23,664 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:13:23,664 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:23,699 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:13:23,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:23,713 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:23,713 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:23,714 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:23,714 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:23,714 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:13:23,714 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,714 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:23,714 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:23,714 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-12 02:13:23,714 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:23,715 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:23,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:23,807 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:23,812 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:13:23,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,815 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:13:23,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:23,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:23,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:23,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:23,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:23,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:23,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:23,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:23,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:23,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:23,890 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:13:23,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,891 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:23,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:23,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:23,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:23,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:23,914 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:23,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:13:23,922 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:23,922 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:23,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:23,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:23,972 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:13:23,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:23,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:23,974 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:23,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:23,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:23,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:23,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,000 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:24,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:13:24,006 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:24,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,028 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:13:24,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,030 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:13:24,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:24,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,051 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:24,057 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:24,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,088 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:13:24,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,090 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:13:24,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:24,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:24,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,115 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:24,121 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:24,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-12 02:13:24,148 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:13:24,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,151 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:13:24,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,172 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:24,172 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:24,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:24,183 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:24,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,220 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:13:24,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,221 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:13:24,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:24,252 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:24,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,253 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:24,270 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:24,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,317 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:13:24,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,319 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:24,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:24,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,347 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:24,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:13:24,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:24,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,380 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:13:24,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,382 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,390 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 [2023-11-12 02:13:24,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:24,404 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:24,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,405 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:24,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:13:24,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:24,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,439 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,486 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:24,487 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:24,487 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:24,487 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:24,487 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:13:24,487 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,487 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:24,487 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:24,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-12 02:13:24,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:24,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:24,490 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,601 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:24,601 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:13:24,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,606 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:13:24,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:24,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:13:24,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,665 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:13:24,670 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:13:24,670 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:24,698 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:13:24,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,704 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:24,704 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:24,704 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:24,704 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:24,705 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:13:24,705 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,705 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:24,705 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:24,705 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-12 02:13:24,705 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:24,705 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:24,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:24,821 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:24,822 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:13:24,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,823 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:13:24,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:24,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:24,842 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:24,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,861 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:24,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:24,884 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:24,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:24,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:13:24,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,904 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:24,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:24,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:13:24,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:24,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:13:24,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:24,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:24,968 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:13:24,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:24,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:24,970 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:24,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:13:24,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:24,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:24,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:24,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:24,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:24,997 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:24,998 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:24,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,033 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,055 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:25,056 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:25,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:13:25,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,076 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:13:25,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,103 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:25,113 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:13:25,113 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:13:25,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,148 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:13:25,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,149 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,166 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,166 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:25,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:13:25,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,197 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,215 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,218 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:25,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:13:25,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,241 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,261 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:13:25,276 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:25,277 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:25,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,319 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:13:25,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,320 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,338 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,340 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:25,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:13:25,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,362 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,380 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,381 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:25,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:13:25,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,409 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,412 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:13:25,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:25,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,426 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,440 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:13:25,440 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:13:25,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,492 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:13:25,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,493 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,498 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 [2023-11-12 02:13:25,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,511 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:25,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,511 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:25,512 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:25,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:13:25,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,540 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,557 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,557 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:25,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,558 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:25,566 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:25,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:13:25,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,596 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,613 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,613 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:25,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,614 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:25,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:13:25,630 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:13:25,630 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:13:25,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,661 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:13:25,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,663 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,679 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,679 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:25,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,681 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:25,681 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:13:25,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,708 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:13:25,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,725 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:25,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,726 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,727 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:25,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,765 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,786 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:25,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,787 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:25,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:13:25,801 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:25,801 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:25,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,852 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:13:25,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,853 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,870 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,871 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:25,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,871 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,873 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:25,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:13:25,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,900 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,921 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,921 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:25,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:25,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:25,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:25,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:13:25,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:25,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:25,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:25,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:25,957 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:25,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:25,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:13:25,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:25,976 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:25,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:25,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:25,977 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:25,998 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:13:25,998 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:13:26,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,076 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:13:26,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,077 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,082 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:13:26,096 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,096 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:26,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,097 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:26,098 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:26,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:26,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,125 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:13:26,145 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,145 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:26,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:26,147 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:26,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:26,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,173 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:13:26,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,197 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,198 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:26,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,198 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:26,209 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:26,209 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:26,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,243 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:13:26,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,245 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,262 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:26,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:13:26,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,262 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:26,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:26,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:26,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,291 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,308 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,308 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:26,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,309 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:26,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:26,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:26,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:13:26,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,349 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,366 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:26,366 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:26,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,366 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:26,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:13:26,388 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:13:26,388 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:13:26,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,443 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,444 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-12 02:13:26,444 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-12 02:13:26,444 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-12 02:13:26,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:26,445 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-12 02:13:26,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:26,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104040140] [2023-11-12 02:13:26,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:26,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:26,450 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:26,450 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1179724160] [2023-11-12 02:13:26,450 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:13:26,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:26,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,454 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-12 02:13:26,510 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:13:26,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:13:26,510 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:26,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:26,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:26,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:26,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-12 02:13:26,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:26,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283374944] [2023-11-12 02:13:26,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:26,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:26,527 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:26,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1736439916] [2023-11-12 02:13:26,528 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-12 02:13:26,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:26,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,536 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-12 02:13:26,576 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-12 02:13:26,576 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:13:26,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:26,585 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:26,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:13:26,586 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-12 02:13:26,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:13:26,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576711849] [2023-11-12 02:13:26,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:13:26,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:13:26,596 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:13:26,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1251887820] [2023-11-12 02:13:26,598 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-12 02:13:26,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:13:26,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,602 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-12 02:13:26,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-12 02:13:26,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-12 02:13:26,647 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:13:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:13:26,656 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:13:26,709 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:26,710 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:26,710 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:26,710 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:26,710 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:13:26,710 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,710 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:26,710 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:26,710 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-12 02:13:26,710 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:26,710 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:26,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:26,776 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:26,776 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:13:26,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,780 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,781 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:13:26,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:26,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:13:26,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,816 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,820 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:13:26,820 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:26,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:13:26,859 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:13:26,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,863 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:26,863 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:26,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:26,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:26,863 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:13:26,864 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,864 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:26,864 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:26,864 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2023-11-12 02:13:26,864 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:26,864 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:26,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:26,938 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:26,938 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:13:26,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,939 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,956 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:26,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,956 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,956 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,956 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:26,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:13:26,958 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:26,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:26,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:26,979 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:26,979 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:13:26,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:26,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:26,981 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:26,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:26,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:26,997 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:26,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:26,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:26,998 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:26,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:13:27,000 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:27,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,020 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:13:27,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,022 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:13:27,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,039 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:27,042 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:27,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,057 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:13:27,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,059 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:13:27,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,078 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:27,082 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:27,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,098 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:13:27,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,099 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,116 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:27,116 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:27,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,117 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:27,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:13:27,120 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:27,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,143 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:13:27,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,145 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:13:27,164 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:27,164 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:27,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,165 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:27,169 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:27,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,203 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:13:27,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,205 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:13:27,224 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:27,224 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:27,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,224 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:27,231 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:27,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,278 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:13:27,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,280 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:13:27,296 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:27,296 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:27,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,297 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:27,299 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:27,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,316 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:13:27,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,317 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:13:27,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:27,337 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:27,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,338 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:27,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:27,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,425 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:27,425 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:27,426 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:27,426 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:27,426 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-12 02:13:27,426 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,426 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:27,426 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:27,426 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-12 02:13:27,426 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:27,427 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:27,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,570 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:27,570 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-12 02:13:27,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,575 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,580 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:13:27,580 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:27,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:13:27,613 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-12 02:13:27,614 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-12 02:13:27,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,620 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,628 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-12 02:13:27,628 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:27,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:13:27,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,657 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,662 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-12 02:13:27,662 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-12 02:13:27,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-12 02:13:27,707 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-12 02:13:27,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,711 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:13:27,711 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:13:27,711 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:13:27,711 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:13:27,711 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:13:27,711 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,711 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:13:27,711 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:13:27,711 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2023-11-12 02:13:27,711 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:13:27,711 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:13:27,713 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:13:27,820 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:13:27,821 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:13:27,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,822 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-12 02:13:27,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:27,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:27,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:13:27,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,873 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:27,890 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:27,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-12 02:13:27,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,912 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-12 02:13:27,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:27,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:13:27,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:13:27,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:27,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,932 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,932 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-12 02:13:27,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,933 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-12 02:13:27,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:27,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:27,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:27,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:27,947 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:27,954 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:13:27,954 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:13:27,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:27,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:27,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:27,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:27,988 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:27,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,008 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:28,009 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:28,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-12 02:13:28,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,036 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,056 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:28,057 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:28,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-12 02:13:28,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,072 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-12 02:13:28,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,074 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,094 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-12 02:13:28,110 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:28,110 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:28,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,138 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,140 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,158 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:28,158 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-12 02:13:28,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,176 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,193 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,194 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:28,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-12 02:13:28,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,215 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-12 02:13:28,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,216 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-12 02:13:28,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,235 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,247 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:13:28,248 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:13:28,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,289 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-12 02:13:28,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,307 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,309 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:28,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,332 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-12 02:13:28,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:13:28,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,350 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,351 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:28,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,372 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-12 02:13:28,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,373 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-12 02:13:28,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,391 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:28,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,391 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:28,399 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-12 02:13:28,400 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-12 02:13:28,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,429 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,446 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,446 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:28,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,446 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:28,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:28,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-12 02:13:28,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,468 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,485 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:28,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,485 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-12 02:13:28,486 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-12 02:13:28,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-12 02:13:28,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,514 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-12 02:13:28,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,516 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,537 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:28,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-12 02:13:28,549 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:28,549 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:28,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-12 02:13:28,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,602 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,605 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 [2023-11-12 02:13:28,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,618 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:28,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,619 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,620 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:28,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-12 02:13:28,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,656 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-12 02:13:28,678 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,678 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-12 02:13:28,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,678 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,679 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:28,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,703 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-12 02:13:28,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,704 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-12 02:13:28,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,723 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:28,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,723 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,739 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-12 02:13:28,739 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-12 02:13:28,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,829 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,845 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,846 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:28,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,846 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-12 02:13:28,848 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:28,848 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,869 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,886 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:28,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,887 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-12 02:13:28,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-12 02:13:28,888 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-12 02:13:28,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,911 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-12 02:13:28,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,912 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,929 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:28,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,929 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-12 02:13:28,938 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-12 02:13:28,938 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-12 02:13:28,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:28,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:28,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:28,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:28,972 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:28,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:28,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:28,988 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:28,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:28,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:28,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:28,989 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:28,989 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:28,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:28,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-12 02:13:29,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:29,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:29,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:29,012 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:29,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:29,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:29,028 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-12 02:13:29,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:29,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:29,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:29,029 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-12 02:13:29,030 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-12 02:13:29,030 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:29,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-12 02:13:29,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:29,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,049 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-12 02:13:29,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:29,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:29,050 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:29,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:29,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-12 02:13:29,069 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:29,070 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:29,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:29,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:29,070 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:29,087 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-12 02:13:29,088 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-12 02:13:29,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:29,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:29,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:29,160 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:29,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:29,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-12 02:13:29,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:29,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:29,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:29,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:29,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:29,178 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:29,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:29,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:29,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:29,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:13:29,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:13:29,195 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:13:29,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:13:29,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-12 02:13:29,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-12 02:13:29,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-12 02:13:29,212 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:13:29,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:13:29,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:13:29,213 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-12 02:13:29,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:13:29,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:13:29,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:13:29,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:13:29 BoogieIcfgContainer [2023-11-12 02:13:29,254 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:13:29,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:13:29,255 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:13:29,255 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:13:29,256 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:13:22" (3/4) ... [2023-11-12 02:13:29,258 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:13:29,259 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:13:29,260 INFO L158 Benchmark]: Toolchain (without parser) took 6854.40ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 104.6MB in the beginning and 55.6MB in the end (delta: 48.9MB). Peak memory consumption was 83.5MB. Max. memory is 16.1GB. [2023-11-12 02:13:29,261 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:13:29,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.41ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 95.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:13:29,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.98ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 93.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:13:29,262 INFO L158 Benchmark]: Boogie Preprocessor took 18.11ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:13:29,262 INFO L158 Benchmark]: RCFGBuilder took 266.81ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 83.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:13:29,263 INFO L158 Benchmark]: BuchiAutomizer took 6321.05ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 83.6MB in the beginning and 56.7MB in the end (delta: 27.0MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. [2023-11-12 02:13:29,263 INFO L158 Benchmark]: Witness Printer took 4.17ms. Allocated memory is still 176.2MB. Free memory was 56.7MB in the beginning and 55.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:13:29,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.41ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 95.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.98ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 93.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.11ms. Allocated memory is still 142.6MB. Free memory was 93.6MB in the beginning and 92.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 266.81ms. Allocated memory is still 142.6MB. Free memory was 92.5MB in the beginning and 83.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6321.05ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 83.6MB in the beginning and 56.7MB in the end (delta: 27.0MB). Peak memory consumption was 69.3MB. Max. memory is 16.1GB. * Witness Printer took 4.17ms. Allocated memory is still 176.2MB. Free memory was 56.7MB in the beginning and 55.6MB 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 Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital49 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq154 hnf94 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 105ms VariablesStem: 4 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-12 02:13:29,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:13:29,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-11-12 02:13:29,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-11-12 02:13:29,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-12 02:13:30,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:13:30,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c3651d2-4b09-4648-b388-c01214812ab7/bin/uautomizer-verify-uTZkv6EMXl/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN